I am on my way with this, but it's going slowly.
This commit is contained in:
cnlohr
parent
202a67326a
commit
518d69c0aa
BIN
embedded8266/0x00000.bin
Normal file
BIN
embedded8266/0x00000.bin
Normal file
Binary file not shown.
BIN
embedded8266/0x40000.bin
Normal file
BIN
embedded8266/0x40000.bin
Normal file
Binary file not shown.
27
embedded8266/LICENSE
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27
embedded8266/LICENSE
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@ -0,0 +1,27 @@
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Portions of this code are under various Espressif licenses.
|
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Please take not of the individual files. All files that are
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written without license, by me are under the MIT license as reads below.
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|
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The MIT License (MIT)
|
||||
|
||||
Copyright (c) 2014 Charles Lohr
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||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
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|
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81
embedded8266/Makefile
Normal file
81
embedded8266/Makefile
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@ -0,0 +1,81 @@
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all : image.elf
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FW_FILE_1:=0x00000.bin
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FW_FILE_2:=0x40000.bin
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TARGET_OUT:=image.elf
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OBJS:=driver/uart.o \
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user/mystuff.o \
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user/ws2812.o \
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user/colorchord.o \
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user/user_main.o
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SRCS:=driver/uart.c \
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user/mystuff.c \
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user/ws2812.c \
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user/colorchord.c \
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user/user_main.c
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GCC_FOLDER:=~/esp8266/xtensa-toolchain-build/build-lx106
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ESPTOOL_PY:=~/esp8266/esptool/esptool.py
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FW_TOOL:=~/esp8266/other/esptool/esptool
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SDK:=/home/cnlohr/esp8266/esp_iot_sdk_v0.9.3
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PORT:=/dev/ttyUSB0
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#PORT:=/dev/ttyACM0
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XTLIB:=$(SDK)/lib
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XTGCCLIB:=$(GCC_FOLDER)/gcc-4.9.1-elf/xtensa-lx106-elf/libgcc/libgcc.a
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FOLDERPREFIX:=$(GCC_FOLDER)/root/bin
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PREFIX:=$(FOLDERPREFIX)/xtensa-lx106-elf-
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CC:=$(PREFIX)gcc
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CFLAGS:=-mlongcalls -I$(SDK)/include -Imyclib -Iinclude -Iuser -Os -I$(SDK)/include/
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# \
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#
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LDFLAGS_CORE:=\
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-nostdlib \
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-Wl,--relax -Wl,--gc-sections \
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-L$(XTLIB) \
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-L$(XTGCCLIB) \
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$(SDK)/lib/liblwip.a \
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$(SDK)/lib/libssl.a \
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$(SDK)/lib/libupgrade.a \
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$(SDK)/lib/libnet80211.a \
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$(SDK)/lib/liblwip.a \
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$(SDK)/lib/libwpa.a \
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$(SDK)/lib/libnet80211.a \
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$(SDK)/lib/libphy.a \
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$(SDK)/lib/libmain.a \
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$(SDK)/lib/libpp.a \
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$(XTGCCLIB) \
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-T $(SDK)/ld/eagle.app.v6.ld
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LINKFLAGS:= \
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$(LDFLAGS_CORE) \
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-B$(XTLIB)
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#image.elf : $(OBJS)
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# $(PREFIX)ld $^ $(LDFLAGS) -o $@
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$(TARGET_OUT) : $(SRCS)
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$(PREFIX)gcc $(CFLAGS) $^ -flto $(LINKFLAGS) -o $@
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$(FW_FILE_1): $(TARGET_OUT)
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@echo "FW $@"
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$(FW_TOOL) -eo $(TARGET_OUT) -bo $@ -bs .text -bs .data -bs .rodata -bc -ec
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$(FW_FILE_2): $(TARGET_OUT)
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@echo "FW $@"
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$(FW_TOOL) -eo $(TARGET_OUT) -es .irom0.text $@ -ec
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burn : $(FW_FILE_1) $(FW_FILE_2)
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($(ESPTOOL_PY) --port $(PORT) write_flash 0x00000 0x00000.bin 0x40000 0x40000.bin)||(true)
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clean :
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rm -rf user/*.o driver/*.o $(TARGET_OUT) $(FW_FILE_1) $(FW_FILE_2)
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5
embedded8266/README.md
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5
embedded8266/README.md
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#ESP8266 ColorChord Driver
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Please see the main ws2812esp8266 project for help with setting up your environment and programming, etc.
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247
embedded8266/driver/uart.c
Normal file
247
embedded8266/driver/uart.c
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/******************************************************************************
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* Copyright 2013-2014 Espressif Systems (Wuxi)
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*
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* FileName: uart.c
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*
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* Description: Two UART mode configration and interrupt handler.
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* Check your hardware connection while use this mode.
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*
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* Modification history:
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* 2014/3/12, v1.0 create this file.
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*******************************************************************************/
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#include <osapi.h>
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#include <ets_sys.h>
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#include <driver/uart.h>
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#include <driver/uart_register.h>
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//#include "ssc.h"
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//#include "at.h"
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// UartDev is defined and initialized in rom code.
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extern UartDevice UartDev;
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//extern os_event_t at_recvTaskQueue[at_recvTaskQueueLen];
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LOCAL void uart0_rx_intr_handler(void *para);
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/******************************************************************************
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* FunctionName : uart_config
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* Description : Internal used function
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* UART0 used for data TX/RX, RX buffer size is 0x100, interrupt enabled
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* UART1 just used for debug output
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* Parameters : uart_no, use UART0 or UART1 defined ahead
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* Returns : NONE
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*******************************************************************************/
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LOCAL void ICACHE_FLASH_ATTR
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uart_config(uint8 uart_no)
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{
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if (uart_no == UART1)
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{
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PIN_FUNC_SELECT(PERIPHS_IO_MUX_GPIO2_U, FUNC_U1TXD_BK);
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}
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else
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{
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/* rcv_buff size if 0x100 */
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ETS_UART_INTR_ATTACH(uart0_rx_intr_handler, &(UartDev.rcv_buff));
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PIN_PULLUP_DIS(PERIPHS_IO_MUX_U0TXD_U);
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PIN_FUNC_SELECT(PERIPHS_IO_MUX_U0TXD_U, FUNC_U0TXD);
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// PIN_FUNC_SELECT(PERIPHS_IO_MUX_MTDO_U, FUNC_U0RTS);
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}
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uart_div_modify(uart_no, UART_CLK_FREQ / (UartDev.baut_rate));
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WRITE_PERI_REG(UART_CONF0(uart_no), UartDev.exist_parity
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| UartDev.parity
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| (UartDev.stop_bits << UART_STOP_BIT_NUM_S)
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| (UartDev.data_bits << UART_BIT_NUM_S));
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//clear rx and tx fifo,not ready
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SET_PERI_REG_MASK(UART_CONF0(uart_no), UART_RXFIFO_RST | UART_TXFIFO_RST);
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CLEAR_PERI_REG_MASK(UART_CONF0(uart_no), UART_RXFIFO_RST | UART_TXFIFO_RST);
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//set rx fifo trigger
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// WRITE_PERI_REG(UART_CONF1(uart_no),
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// ((UartDev.rcv_buff.TrigLvl & UART_RXFIFO_FULL_THRHD) << UART_RXFIFO_FULL_THRHD_S) |
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// ((96 & UART_TXFIFO_EMPTY_THRHD) << UART_TXFIFO_EMPTY_THRHD_S) |
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// UART_RX_FLOW_EN);
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if (uart_no == UART0)
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{
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//set rx fifo trigger
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WRITE_PERI_REG(UART_CONF1(uart_no),
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((0x01 & UART_RXFIFO_FULL_THRHD) << UART_RXFIFO_FULL_THRHD_S) |
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((0x01 & UART_RX_FLOW_THRHD) << UART_RX_FLOW_THRHD_S) |
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UART_RX_FLOW_EN);
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}
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else
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{
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WRITE_PERI_REG(UART_CONF1(uart_no),
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((UartDev.rcv_buff.TrigLvl & UART_RXFIFO_FULL_THRHD) << UART_RXFIFO_FULL_THRHD_S));
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}
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//clear all interrupt
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WRITE_PERI_REG(UART_INT_CLR(uart_no), 0xffff);
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//enable rx_interrupt
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SET_PERI_REG_MASK(UART_INT_ENA(uart_no), UART_RXFIFO_FULL_INT_ENA);
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}
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/******************************************************************************
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* FunctionName : uart1_tx_one_char
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* Description : Internal used function
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* Use uart1 interface to transfer one char
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* Parameters : uint8 TxChar - character to tx
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* Returns : OK
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*******************************************************************************/
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LOCAL STATUS
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uart_tx_one_char(uint8 uart, uint8 TxChar)
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{
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while (true)
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{
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uint32 fifo_cnt = READ_PERI_REG(UART_STATUS(uart)) & (UART_TXFIFO_CNT<<UART_TXFIFO_CNT_S);
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if ((fifo_cnt >> UART_TXFIFO_CNT_S & UART_TXFIFO_CNT) < 126) {
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break;
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}
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}
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WRITE_PERI_REG(UART_FIFO(uart) , TxChar);
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return OK;
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}
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/******************************************************************************
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* FunctionName : uart1_write_char
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* Description : Internal used function
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* Do some special deal while tx char is '\r' or '\n'
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* Parameters : char c - character to tx
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* Returns : NONE
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*******************************************************************************/
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LOCAL void ICACHE_FLASH_ATTR
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uart1_write_char(char c)
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{
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if (c == '\n')
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{
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uart_tx_one_char(UART1, '\r');
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uart_tx_one_char(UART1, '\n');
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}
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else if (c == '\r')
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{
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}
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else
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{
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uart_tx_one_char(UART1, c);
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}
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}
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/******************************************************************************
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* FunctionName : uart0_tx_buffer
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* Description : use uart0 to transfer buffer
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* Parameters : uint8 *buf - point to send buffer
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* uint16 len - buffer len
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* Returns :
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*******************************************************************************/
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void ICACHE_FLASH_ATTR
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uart0_tx_buffer(uint8 *buf, uint16 len)
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{
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uint16 i;
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for (i = 0; i < len; i++)
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||||
{
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uart_tx_one_char(UART0, buf[i]);
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}
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}
|
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|
||||
/******************************************************************************
|
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* FunctionName : uart0_sendStr
|
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* Description : use uart0 to transfer buffer
|
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* Parameters : uint8 *buf - point to send buffer
|
||||
* uint16 len - buffer len
|
||||
* Returns :
|
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*******************************************************************************/
|
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void ICACHE_FLASH_ATTR
|
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uart0_sendStr(const char *str)
|
||||
{
|
||||
while(*str)
|
||||
{
|
||||
uart_tx_one_char(UART0, *str++);
|
||||
}
|
||||
}
|
||||
|
||||
/******************************************************************************
|
||||
* FunctionName : uart0_rx_intr_handler
|
||||
* Description : Internal used function
|
||||
* UART0 interrupt handler, add self handle code inside
|
||||
* Parameters : void *para - point to ETS_UART_INTR_ATTACH's arg
|
||||
* Returns : NONE
|
||||
*******************************************************************************/
|
||||
extern void at_recvTask(void);
|
||||
|
||||
LOCAL void
|
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uart0_rx_intr_handler(void *para)
|
||||
{
|
||||
/* uart0 and uart1 intr combine togther, when interrupt occur, see reg 0x3ff20020, bit2, bit0 represents
|
||||
* uart1 and uart0 respectively
|
||||
*/
|
||||
// RcvMsgBuff *pRxBuff = (RcvMsgBuff *)para;
|
||||
// uint8 RcvChar;
|
||||
uint8 uart_no = UART0;//UartDev.buff_uart_no;
|
||||
|
||||
// if (UART_RXFIFO_FULL_INT_ST != (READ_PERI_REG(UART_INT_ST(uart_no)) & UART_RXFIFO_FULL_INT_ST))
|
||||
// {
|
||||
// return;
|
||||
// }
|
||||
if (UART_RXFIFO_FULL_INT_ST == (READ_PERI_REG(UART_INT_ST(uart_no)) & UART_RXFIFO_FULL_INT_ST))
|
||||
{
|
||||
at_recvTask();
|
||||
WRITE_PERI_REG(UART_INT_CLR(uart_no), UART_RXFIFO_FULL_INT_CLR);
|
||||
}
|
||||
|
||||
// WRITE_PERI_REG(UART_INT_CLR(uart_no), UART_RXFIFO_FULL_INT_CLR);
|
||||
|
||||
// if (READ_PERI_REG(UART_STATUS(uart_no)) & (UART_RXFIFO_CNT << UART_RXFIFO_CNT_S))
|
||||
// {
|
||||
// RcvChar = READ_PERI_REG(UART_FIFO(uart_no)) & 0xFF;
|
||||
// at_recvTask();
|
||||
// *(pRxBuff->pWritePos) = RcvChar;
|
||||
|
||||
// system_os_post(at_recvTaskPrio, NULL, RcvChar);
|
||||
|
||||
// //insert here for get one command line from uart
|
||||
// if (RcvChar == '\r')
|
||||
// {
|
||||
// pRxBuff->BuffState = WRITE_OVER;
|
||||
// }
|
||||
//
|
||||
// pRxBuff->pWritePos++;
|
||||
//
|
||||
// if (pRxBuff->pWritePos == (pRxBuff->pRcvMsgBuff + RX_BUFF_SIZE))
|
||||
// {
|
||||
// // overflow ...we may need more error handle here.
|
||||
// pRxBuff->pWritePos = pRxBuff->pRcvMsgBuff ;
|
||||
// }
|
||||
// }
|
||||
}
|
||||
|
||||
/******************************************************************************
|
||||
* FunctionName : uart_init
|
||||
* Description : user interface for init uart
|
||||
* Parameters : UartBautRate uart0_br - uart0 bautrate
|
||||
* UartBautRate uart1_br - uart1 bautrate
|
||||
* Returns : NONE
|
||||
*******************************************************************************/
|
||||
void ICACHE_FLASH_ATTR
|
||||
uart_init(UartBautRate uart0_br, UartBautRate uart1_br)
|
||||
{
|
||||
// rom use 74880 baut_rate, here reinitialize
|
||||
UartDev.baut_rate = uart0_br;
|
||||
uart_config(UART0);
|
||||
UartDev.baut_rate = uart1_br;
|
||||
uart_config(UART1);
|
||||
ETS_UART_INTR_ENABLE();
|
||||
|
||||
// install uart1 putc callback
|
||||
os_install_putc1((void *)uart1_write_char);
|
||||
}
|
||||
|
||||
void ICACHE_FLASH_ATTR
|
||||
uart_reattach()
|
||||
{
|
||||
uart_init(BIT_RATE_74880, BIT_RATE_74880);
|
||||
// ETS_UART_INTR_ATTACH(uart_rx_intr_handler_ssc, &(UartDev.rcv_buff));
|
||||
// ETS_UART_INTR_ENABLE();
|
||||
}
|
||||
BIN
embedded8266/image.elf
Executable file
BIN
embedded8266/image.elf
Executable file
Binary file not shown.
101
embedded8266/include/driver/uart.h
Normal file
101
embedded8266/include/driver/uart.h
Normal file
|
|
@ -0,0 +1,101 @@
|
|||
#ifndef UART_APP_H
|
||||
#define UART_APP_H
|
||||
|
||||
#include "uart_register.h"
|
||||
#include "eagle_soc.h"
|
||||
#include "c_types.h"
|
||||
|
||||
#define RX_BUFF_SIZE 256
|
||||
#define TX_BUFF_SIZE 100
|
||||
#define UART0 0
|
||||
#define UART1 1
|
||||
|
||||
typedef enum {
|
||||
FIVE_BITS = 0x0,
|
||||
SIX_BITS = 0x1,
|
||||
SEVEN_BITS = 0x2,
|
||||
EIGHT_BITS = 0x3
|
||||
} UartBitsNum4Char;
|
||||
|
||||
typedef enum {
|
||||
ONE_STOP_BIT = 0,
|
||||
ONE_HALF_STOP_BIT = BIT2,
|
||||
TWO_STOP_BIT = BIT2
|
||||
} UartStopBitsNum;
|
||||
|
||||
typedef enum {
|
||||
NONE_BITS = 0,
|
||||
ODD_BITS = 0,
|
||||
EVEN_BITS = BIT4
|
||||
} UartParityMode;
|
||||
|
||||
typedef enum {
|
||||
STICK_PARITY_DIS = 0,
|
||||
STICK_PARITY_EN = BIT3 | BIT5
|
||||
} UartExistParity;
|
||||
|
||||
typedef enum {
|
||||
BIT_RATE_9600 = 9600,
|
||||
BIT_RATE_19200 = 19200,
|
||||
BIT_RATE_38400 = 38400,
|
||||
BIT_RATE_57600 = 57600,
|
||||
BIT_RATE_74880 = 74880,
|
||||
BIT_RATE_115200 = 115200,
|
||||
BIT_RATE_230400 = 230400,
|
||||
BIT_RATE_460800 = 460800,
|
||||
BIT_RATE_921600 = 921600
|
||||
} UartBautRate;
|
||||
|
||||
typedef enum {
|
||||
NONE_CTRL,
|
||||
HARDWARE_CTRL,
|
||||
XON_XOFF_CTRL
|
||||
} UartFlowCtrl;
|
||||
|
||||
typedef enum {
|
||||
EMPTY,
|
||||
UNDER_WRITE,
|
||||
WRITE_OVER
|
||||
} RcvMsgBuffState;
|
||||
|
||||
typedef struct {
|
||||
uint32 RcvBuffSize;
|
||||
uint8 *pRcvMsgBuff;
|
||||
uint8 *pWritePos;
|
||||
uint8 *pReadPos;
|
||||
uint8 TrigLvl; //JLU: may need to pad
|
||||
RcvMsgBuffState BuffState;
|
||||
} RcvMsgBuff;
|
||||
|
||||
typedef struct {
|
||||
uint32 TrxBuffSize;
|
||||
uint8 *pTrxBuff;
|
||||
} TrxMsgBuff;
|
||||
|
||||
typedef enum {
|
||||
BAUD_RATE_DET,
|
||||
WAIT_SYNC_FRM,
|
||||
SRCH_MSG_HEAD,
|
||||
RCV_MSG_BODY,
|
||||
RCV_ESC_CHAR,
|
||||
} RcvMsgState;
|
||||
|
||||
typedef struct {
|
||||
UartBautRate baut_rate;
|
||||
UartBitsNum4Char data_bits;
|
||||
UartExistParity exist_parity;
|
||||
UartParityMode parity; // chip size in byte
|
||||
UartStopBitsNum stop_bits;
|
||||
UartFlowCtrl flow_ctrl;
|
||||
RcvMsgBuff rcv_buff;
|
||||
TrxMsgBuff trx_buff;
|
||||
RcvMsgState rcv_state;
|
||||
int received;
|
||||
int buff_uart_no; //indicate which uart use tx/rx buffer
|
||||
} UartDevice;
|
||||
|
||||
void uart_init(UartBautRate uart0_br, UartBautRate uart1_br);
|
||||
void uart0_sendStr(const char *str);
|
||||
|
||||
#endif
|
||||
|
||||
128
embedded8266/include/driver/uart_register.h
Normal file
128
embedded8266/include/driver/uart_register.h
Normal file
|
|
@ -0,0 +1,128 @@
|
|||
//Generated at 2012-07-03 18:44:06
|
||||
/*
|
||||
* Copyright (c) 2010 - 2011 Espressif System
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef UART_REGISTER_H_INCLUDED
|
||||
#define UART_REGISTER_H_INCLUDED
|
||||
#define REG_UART_BASE( i ) (0x60000000+(i)*0xf00)
|
||||
//version value:32'h062000
|
||||
|
||||
#define UART_FIFO( i ) (REG_UART_BASE( i ) + 0x0)
|
||||
#define UART_RXFIFO_RD_BYTE 0x000000FF
|
||||
#define UART_RXFIFO_RD_BYTE_S 0
|
||||
|
||||
#define UART_INT_RAW( i ) (REG_UART_BASE( i ) + 0x4)
|
||||
#define UART_RXFIFO_TOUT_INT_RAW (BIT(8))
|
||||
#define UART_BRK_DET_INT_RAW (BIT(7))
|
||||
#define UART_CTS_CHG_INT_RAW (BIT(6))
|
||||
#define UART_DSR_CHG_INT_RAW (BIT(5))
|
||||
#define UART_RXFIFO_OVF_INT_RAW (BIT(4))
|
||||
#define UART_FRM_ERR_INT_RAW (BIT(3))
|
||||
#define UART_PARITY_ERR_INT_RAW (BIT(2))
|
||||
#define UART_TXFIFO_EMPTY_INT_RAW (BIT(1))
|
||||
#define UART_RXFIFO_FULL_INT_RAW (BIT(0))
|
||||
|
||||
#define UART_INT_ST( i ) (REG_UART_BASE( i ) + 0x8)
|
||||
#define UART_RXFIFO_TOUT_INT_ST (BIT(8))
|
||||
#define UART_BRK_DET_INT_ST (BIT(7))
|
||||
#define UART_CTS_CHG_INT_ST (BIT(6))
|
||||
#define UART_DSR_CHG_INT_ST (BIT(5))
|
||||
#define UART_RXFIFO_OVF_INT_ST (BIT(4))
|
||||
#define UART_FRM_ERR_INT_ST (BIT(3))
|
||||
#define UART_PARITY_ERR_INT_ST (BIT(2))
|
||||
#define UART_TXFIFO_EMPTY_INT_ST (BIT(1))
|
||||
#define UART_RXFIFO_FULL_INT_ST (BIT(0))
|
||||
|
||||
#define UART_INT_ENA( i ) (REG_UART_BASE( i ) + 0xC)
|
||||
#define UART_RXFIFO_TOUT_INT_ENA (BIT(8))
|
||||
#define UART_BRK_DET_INT_ENA (BIT(7))
|
||||
#define UART_CTS_CHG_INT_ENA (BIT(6))
|
||||
#define UART_DSR_CHG_INT_ENA (BIT(5))
|
||||
#define UART_RXFIFO_OVF_INT_ENA (BIT(4))
|
||||
#define UART_FRM_ERR_INT_ENA (BIT(3))
|
||||
#define UART_PARITY_ERR_INT_ENA (BIT(2))
|
||||
#define UART_TXFIFO_EMPTY_INT_ENA (BIT(1))
|
||||
#define UART_RXFIFO_FULL_INT_ENA (BIT(0))
|
||||
|
||||
#define UART_INT_CLR( i ) (REG_UART_BASE( i ) + 0x10)
|
||||
#define UART_RXFIFO_TOUT_INT_CLR (BIT(8))
|
||||
#define UART_BRK_DET_INT_CLR (BIT(7))
|
||||
#define UART_CTS_CHG_INT_CLR (BIT(6))
|
||||
#define UART_DSR_CHG_INT_CLR (BIT(5))
|
||||
#define UART_RXFIFO_OVF_INT_CLR (BIT(4))
|
||||
#define UART_FRM_ERR_INT_CLR (BIT(3))
|
||||
#define UART_PARITY_ERR_INT_CLR (BIT(2))
|
||||
#define UART_TXFIFO_EMPTY_INT_CLR (BIT(1))
|
||||
#define UART_RXFIFO_FULL_INT_CLR (BIT(0))
|
||||
|
||||
#define UART_CLKDIV( i ) (REG_UART_BASE( i ) + 0x14)
|
||||
#define UART_CLKDIV_CNT 0x000FFFFF
|
||||
#define UART_CLKDIV_S 0
|
||||
|
||||
#define UART_AUTOBAUD( i ) (REG_UART_BASE( i ) + 0x18)
|
||||
#define UART_GLITCH_FILT 0x000000FF
|
||||
#define UART_GLITCH_FILT_S 8
|
||||
#define UART_AUTOBAUD_EN (BIT(0))
|
||||
|
||||
#define UART_STATUS( i ) (REG_UART_BASE( i ) + 0x1C)
|
||||
#define UART_TXD (BIT(31))
|
||||
#define UART_RTSN (BIT(30))
|
||||
#define UART_DTRN (BIT(29))
|
||||
#define UART_TXFIFO_CNT 0x000000FF
|
||||
#define UART_TXFIFO_CNT_S 16
|
||||
#define UART_RXD (BIT(15))
|
||||
#define UART_CTSN (BIT(14))
|
||||
#define UART_DSRN (BIT(13))
|
||||
#define UART_RXFIFO_CNT 0x000000FF
|
||||
#define UART_RXFIFO_CNT_S 0
|
||||
|
||||
#define UART_CONF0( i ) (REG_UART_BASE( i ) + 0x20)
|
||||
#define UART_TXFIFO_RST (BIT(18))
|
||||
#define UART_RXFIFO_RST (BIT(17))
|
||||
#define UART_IRDA_EN (BIT(16))
|
||||
#define UART_TX_FLOW_EN (BIT(15))
|
||||
#define UART_LOOPBACK (BIT(14))
|
||||
#define UART_IRDA_RX_INV (BIT(13))
|
||||
#define UART_IRDA_TX_INV (BIT(12))
|
||||
#define UART_IRDA_WCTL (BIT(11))
|
||||
#define UART_IRDA_TX_EN (BIT(10))
|
||||
#define UART_IRDA_DPLX (BIT(9))
|
||||
#define UART_TXD_BRK (BIT(8))
|
||||
#define UART_SW_DTR (BIT(7))
|
||||
#define UART_SW_RTS (BIT(6))
|
||||
#define UART_STOP_BIT_NUM 0x00000003
|
||||
#define UART_STOP_BIT_NUM_S 4
|
||||
#define UART_BIT_NUM 0x00000003
|
||||
#define UART_BIT_NUM_S 2
|
||||
#define UART_PARITY_EN (BIT(1))
|
||||
#define UART_PARITY (BIT(0))
|
||||
|
||||
#define UART_CONF1( i ) (REG_UART_BASE( i ) + 0x24)
|
||||
#define UART_RX_TOUT_EN (BIT(31))
|
||||
#define UART_RX_TOUT_THRHD 0x0000007F
|
||||
#define UART_RX_TOUT_THRHD_S 24
|
||||
#define UART_RX_FLOW_EN (BIT(23))
|
||||
#define UART_RX_FLOW_THRHD 0x0000007F
|
||||
#define UART_RX_FLOW_THRHD_S 16
|
||||
#define UART_TXFIFO_EMPTY_THRHD 0x0000007F
|
||||
#define UART_TXFIFO_EMPTY_THRHD_S 8
|
||||
#define UART_RXFIFO_FULL_THRHD 0x0000007F
|
||||
#define UART_RXFIFO_FULL_THRHD_S 0
|
||||
|
||||
#define UART_LOWPULSE( i ) (REG_UART_BASE( i ) + 0x28)
|
||||
#define UART_LOWPULSE_MIN_CNT 0x000FFFFF
|
||||
#define UART_LOWPULSE_MIN_CNT_S 0
|
||||
|
||||
#define UART_HIGHPULSE( i ) (REG_UART_BASE( i ) + 0x2C)
|
||||
#define UART_HIGHPULSE_MIN_CNT 0x000FFFFF
|
||||
#define UART_HIGHPULSE_MIN_CNT_S 0
|
||||
|
||||
#define UART_PULSE_NUM( i ) (REG_UART_BASE( i ) + 0x30)
|
||||
#define UART_PULSE_NUM_CNT 0x0003FF
|
||||
#define UART_PULSE_NUM_CNT_S 0
|
||||
|
||||
#define UART_DATE( i ) (REG_UART_BASE( i ) + 0x78)
|
||||
#define UART_ID( i ) (REG_UART_BASE( i ) + 0x7C)
|
||||
#endif // UART_REGISTER_H_INCLUDED
|
||||
1
embedded8266/include/string.h
Normal file
1
embedded8266/include/string.h
Normal file
|
|
@ -0,0 +1 @@
|
|||
//Nothing here.
|
||||
10
embedded8266/include/user_config.h
Normal file
10
embedded8266/include/user_config.h
Normal file
|
|
@ -0,0 +1,10 @@
|
|||
#ifndef __USER_CONFIG_H__
|
||||
#define __USER_CONFIG_H__
|
||||
|
||||
#define USE_US_TIMER
|
||||
#define USE_OPTIMIZE_PRINTF
|
||||
#define ESP_PLATFORM 1
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
150
embedded8266/user/colorchord.c
Normal file
150
embedded8266/user/colorchord.c
Normal file
|
|
@ -0,0 +1,150 @@
|
|||
#include "colorchord.h"
|
||||
|
||||
static uint8_t donefirstrun;
|
||||
static int8_t sintable[512]; //Actually [sin][cos] pairs.
|
||||
|
||||
//LDD instruction on AVR can read with constant offset. We can set Y to be the place in the buffer, and read with offset.
|
||||
static uint16_t datspace[bins*4]; //(advances,places,isses,icses)
|
||||
|
||||
//
|
||||
void HandleProgressiveInt( int8_t sample1, int8_t sample2 )
|
||||
{
|
||||
int i;
|
||||
uint16_t startpl = 0;
|
||||
int16_t ts, tc;
|
||||
int16_t tmp1;
|
||||
int8_t s1, c1;
|
||||
uint16_t ipl, localipl, adv;
|
||||
|
||||
|
||||
//startpl maps to 'Y'
|
||||
//
|
||||
|
||||
|
||||
//Estimated 68 minimum instructions... So for two pairs each... just under 5ksps, theoretical.
|
||||
//Running overall at ~2kHz.
|
||||
for( i = 0; i < bins; i++ ) //Loop, fixed size = 3 + 2 cycles 5
|
||||
{
|
||||
//12 cycles MIN
|
||||
adv = datspace[startpl++]; //Read, indirect from RAM (and increment) 2+2 cycles 4
|
||||
ipl = datspace[startpl++]; //Read, indirect from RAM (and increment) 2+2 cycles 4
|
||||
|
||||
//13 cycles MIN
|
||||
ipl += adv; //Advance, 16bit += 16bit, 1 + 1 cycles 2
|
||||
localipl = (ipl>>8)<<1; //Select upper 8 bits 1 cycles 1
|
||||
|
||||
// need to load Z with 'sintable' and add localipl 2
|
||||
s1 = sintable[localipl++]; //Read s1 component out of table. 2+2 cycles 2
|
||||
c1 = sintable[localipl++]; //Read c1 component out of table. 2 cycles 2
|
||||
|
||||
ts = (s1 * sample1); // 8 x 8 multiply signed + copy R1 out. zero MSB ts 2
|
||||
tc = (c1 * sample1); // 8 x 8 multiply signed + copy R1 out. zero MSB tc 2
|
||||
|
||||
|
||||
//15 cycles MIN
|
||||
ipl += adv; //Advance, 16bit += 16bit, 1 + 1 cycles 2
|
||||
localipl = (ipl>>8)<<1; //Select upper 8 bits 1 cycles 1
|
||||
|
||||
// need to load Z with 'sintable' and add localipl 2
|
||||
s1 = sintable[localipl++]; //Read s1 component out of table. 2 cycles 2
|
||||
c1 = sintable[localipl++]; //Read c1 component out of table. 2 cycles 2
|
||||
|
||||
ts += (s1 * sample2); // 8 x 8 multiply signed + add R1 out. 3
|
||||
tc += (c1 * sample2); // 8 x 8 multiply signed + add R1 out. 3
|
||||
|
||||
|
||||
//Add TS and TC to the datspace stuff. (24 instructions)
|
||||
tmp1 = datspace[startpl]; //Read out, sin component. 4
|
||||
tmp1 -= tmp1>>6; //Subtract from the MSB (with carry) 2
|
||||
tmp1 += ts>>6; //Add MSBs with carry 2
|
||||
|
||||
datspace[startpl++] = tmp1; //Store values back 4
|
||||
|
||||
tmp1 = datspace[startpl]; //Read out, sin component. 4
|
||||
tmp1 -= tmp1>>6; //Subtract from the MSB (with carry) 2
|
||||
tmp1 += tc>>6; //Add MSBs with carry 2
|
||||
|
||||
datspace[startpl++] = tmp1; //Store values back 4
|
||||
|
||||
datspace[startpl-3] = ipl; //Store values back 4
|
||||
}
|
||||
}
|
||||
|
||||
void SetupConstants()
|
||||
{
|
||||
int i;
|
||||
static int last_place;
|
||||
|
||||
if( !donefirstrun )
|
||||
{
|
||||
donefirstrun = 1;
|
||||
for( i = 0; i < 256; i++ )
|
||||
{
|
||||
sintable[i*2+0] = i;//(int8_t)((sin( i / 256.0 * 6.283 ) * 127.0));
|
||||
sintable[i*2+1] = i+1;//(int8_t)((cos( i / 256.0 * 6.283 ) * 127.0));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
for( i = 0; i < bins; i++ )
|
||||
{
|
||||
float freq = i;//frequencies[i];
|
||||
datspace[i*4] = 65536.0/freq;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
void DoDFTProgressiveInteger( float * outbins, float * frequencies, int bins, const float * databuffer, int place_in_data_buffer, int size_of_data_buffer, float q, float speedup )
|
||||
{
|
||||
int i;
|
||||
static int last_place;
|
||||
|
||||
if( !donefirstrun )
|
||||
{
|
||||
donefirstrun = 1;
|
||||
for( i = 0; i < 256; i++ )
|
||||
{
|
||||
sintable[i*2+0] = (int8_t)((sinf( i / 256.0 * 6.283 ) * 127.0));
|
||||
sintable[i*2+1] = (int8_t)((cosf( i / 256.0 * 6.283 ) * 127.0));
|
||||
}
|
||||
}
|
||||
|
||||
if( gbins != bins )
|
||||
{
|
||||
gbins = bins;
|
||||
if( datspace ) free( datspace );
|
||||
datspace = malloc( bins * 2 * 4 );
|
||||
}
|
||||
|
||||
|
||||
for( i = 0; i < bins; i++ )
|
||||
{
|
||||
float freq = frequencies[i];
|
||||
datspace[i*4] = 65536.0/freq;
|
||||
}
|
||||
|
||||
|
||||
for( i = last_place; i != ( place_in_data_buffer&0xffffe ); i = (i+2)%size_of_data_buffer )
|
||||
{
|
||||
int8_t ifr1 = (int8_t)( ((databuffer[i+0]) ) * 127 );
|
||||
int8_t ifr2 = (int8_t)( ((databuffer[i+1]) ) * 127 );
|
||||
// printf( "%d %d\n", i, place_in_data_buffer&0xffffe );
|
||||
HandleProgressiveInt( ifr1, ifr2 );
|
||||
}
|
||||
|
||||
last_place = place_in_data_buffer&0xfffe;
|
||||
|
||||
//Extract bins.
|
||||
for( i = 0; i < bins; i++ )
|
||||
{
|
||||
int16_t isps = datspace[i*4+2];
|
||||
int16_t ispc = datspace[i*4+3];
|
||||
int16_t mux = ( (isps/256) * (isps/256)) + ((ispc/256) * (ispc/256));
|
||||
// printf( "%d (%d %d)\n", mux, isps, ispc );
|
||||
outbins[i] = sqrt( mux )/100.0;
|
||||
}
|
||||
// printf( "\n");
|
||||
}
|
||||
|
||||
*/
|
||||
17
embedded8266/user/colorchord.h
Normal file
17
embedded8266/user/colorchord.h
Normal file
|
|
@ -0,0 +1,17 @@
|
|||
#ifndef _COLORCHORD_H
|
||||
#define _COLORCHORD_H
|
||||
|
||||
#include "mem.h"
|
||||
#include "c_types.h"
|
||||
#include "user_interface.h"
|
||||
#include "ets_sys.h"
|
||||
#include "osapi.h"
|
||||
|
||||
#define bins 120
|
||||
|
||||
void HandleProgressiveInt( int8_t sample1, int8_t sample2 );
|
||||
void SetupConstants();
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
3
embedded8266/user/mystuff.c
Normal file
3
embedded8266/user/mystuff.c
Normal file
|
|
@ -0,0 +1,3 @@
|
|||
#include "mystuff.h"
|
||||
|
||||
char generic_print_buffer[384];
|
||||
8
embedded8266/user/mystuff.h
Normal file
8
embedded8266/user/mystuff.h
Normal file
|
|
@ -0,0 +1,8 @@
|
|||
#ifndef _MYSTUFF_H
|
||||
#define _MYSTUFF_H
|
||||
|
||||
extern char generic_print_buffer[384];
|
||||
|
||||
#define printf( ... ) os_sprintf( generic_print_buffer, __VA_ARGS__ ); uart0_sendStr( generic_print_buffer );
|
||||
|
||||
#endif
|
||||
143
embedded8266/user/user_main.c
Normal file
143
embedded8266/user/user_main.c
Normal file
|
|
@ -0,0 +1,143 @@
|
|||
#include "mem.h"
|
||||
#include "c_types.h"
|
||||
#include "user_interface.h"
|
||||
#include "ets_sys.h"
|
||||
#include "driver/uart.h"
|
||||
#include "osapi.h"
|
||||
#include "espconn.h"
|
||||
#include "mystuff.h"
|
||||
#include "ws2812.h"
|
||||
|
||||
#define PORT 7777
|
||||
#define SERVER_TIMEOUT 1000
|
||||
#define MAX_CONNS 5
|
||||
#define MAX_FRAME 2000
|
||||
|
||||
#define procTaskPrio 0
|
||||
#define procTaskQueueLen 1
|
||||
|
||||
|
||||
static volatile os_timer_t some_timer;
|
||||
static struct espconn *pUdpServer;
|
||||
|
||||
|
||||
|
||||
//Note to self. In future consider looking at this: http://pastebin.com/6eLxSrNz
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
//Tasks that happen all the time.
|
||||
|
||||
os_event_t procTaskQueue[procTaskQueueLen];
|
||||
static void ICACHE_FLASH_ATTR
|
||||
procTask(os_event_t *events)
|
||||
{
|
||||
system_os_post(procTaskPrio, 0, 0 );
|
||||
if( events->sig == 0 && events->par == 0 )
|
||||
{
|
||||
//Idle Event.
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//Timer event.
|
||||
static void ICACHE_FLASH_ATTR
|
||||
myTimer(void *arg)
|
||||
{
|
||||
int i;
|
||||
uart0_sendStr(".");
|
||||
SetupConstants();
|
||||
|
||||
#define GPIO_OUTPUT_SET(gpio_no, bit_value) \
|
||||
gpio_output_set(bit_value<<gpio_no, ((~bit_value)&0x01)<<gpio_no, 1<<gpio_no,0)
|
||||
GPIO_OUTPUT_SET(GPIO_ID_PIN(WSGPIO), 0);
|
||||
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 1 );
|
||||
|
||||
//XXX LOOK HERE!!!
|
||||
//Right now, I am not actually using real data from the inputs, but rather doing this to test performance of my algorithm.
|
||||
//The next step is to take real ADC inpts.
|
||||
for( i = 0; i < 4000; i++ )
|
||||
{
|
||||
HandleProgressiveInt( 0xaa, 0xbb );
|
||||
}
|
||||
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 0 );
|
||||
|
||||
}
|
||||
|
||||
|
||||
//Called when new packet comes in.
|
||||
static void ICACHE_FLASH_ATTR
|
||||
udpserver_recv(void *arg, char *pusrdata, unsigned short len)
|
||||
{
|
||||
int i = 0;
|
||||
struct espconn *pespconn = (struct espconn *)arg;
|
||||
uint8_t buffer[MAX_FRAME];
|
||||
|
||||
//Make sure watchdog is disabled. WS2812's take a while and can mess it up.
|
||||
ets_wdt_disable();
|
||||
os_intr_lock();
|
||||
WS2812OutBuffer( pusrdata, len );
|
||||
os_intr_unlock();
|
||||
ets_sprintf( buffer, "%d\r\n", len );
|
||||
uart0_sendStr(buffer);
|
||||
}
|
||||
|
||||
void ICACHE_FLASH_ATTR at_recvTask()
|
||||
{
|
||||
//Called from UART.
|
||||
}
|
||||
|
||||
|
||||
void user_init(void)
|
||||
{
|
||||
uart_init(BIT_RATE_115200, BIT_RATE_115200);
|
||||
int wifiMode = wifi_get_opmode();
|
||||
|
||||
uart0_sendStr("\r\nCustom Server\r\n");
|
||||
|
||||
wifi_set_opmode( 2 ); //We broadcast our ESSID, wait for peopel to join.
|
||||
|
||||
pUdpServer = (struct espconn *)os_zalloc(sizeof(struct espconn));
|
||||
ets_memset( pUdpServer, 0, sizeof( struct espconn ) );
|
||||
espconn_create( pUdpServer );
|
||||
pUdpServer->type = ESPCONN_UDP;
|
||||
pUdpServer->proto.udp = (esp_udp *)os_zalloc(sizeof(esp_udp));
|
||||
pUdpServer->proto.udp->local_port = 7777;
|
||||
espconn_regist_recvcb(pUdpServer, udpserver_recv);
|
||||
|
||||
wifi_station_dhcpc_start();
|
||||
|
||||
if( espconn_create( pUdpServer ) )
|
||||
{
|
||||
while(1) { uart0_sendStr( "\r\nFAULT\r\n" ); }
|
||||
}
|
||||
|
||||
//XXX TODO figure out how to safely re-allow this.
|
||||
ets_wdt_disable();
|
||||
|
||||
char outbuffer[] = { 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff,0xff,0xff, 0x00,0xff,0x00 };
|
||||
WS2812OutBuffer( outbuffer, 1 ); //Initialize the output.
|
||||
|
||||
//Add a process
|
||||
system_os_task(procTask, procTaskPrio, procTaskQueue, procTaskQueueLen);
|
||||
|
||||
uart0_sendStr("\r\nCustom Server\r\n");
|
||||
WS2812OutBuffer( outbuffer, sizeof(outbuffer) );
|
||||
|
||||
|
||||
//Timer example
|
||||
os_timer_disarm(&some_timer);
|
||||
os_timer_setfn(&some_timer, (os_timer_func_t *)myTimer, NULL);
|
||||
os_timer_arm(&some_timer, 1000, 1);
|
||||
|
||||
system_os_post(procTaskPrio, 0, 0 );
|
||||
}
|
||||
|
||||
|
||||
61
embedded8266/user/ws2812.c
Normal file
61
embedded8266/user/ws2812.c
Normal file
|
|
@ -0,0 +1,61 @@
|
|||
#include "ws2812.h"
|
||||
#include "ets_sys.h"
|
||||
#include "mystuff.h"
|
||||
#include "osapi.h"
|
||||
|
||||
#define GPIO_OUTPUT_SET(gpio_no, bit_value) \
|
||||
gpio_output_set(bit_value<<gpio_no, ((~bit_value)&0x01)<<gpio_no, 1<<gpio_no,0)
|
||||
|
||||
|
||||
//I just used a scope to figure out the right time periods.
|
||||
|
||||
void SEND_WS_0()
|
||||
{
|
||||
uint8_t time = 8;
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 1 );
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 1 );
|
||||
while(time--)
|
||||
{
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 0 );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
void SEND_WS_1()
|
||||
{
|
||||
uint8_t time = 9;
|
||||
while(time--)
|
||||
{
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 1 );
|
||||
}
|
||||
time = 3;
|
||||
while(time--)
|
||||
{
|
||||
WRITE_PERI_REG( PERIPHS_GPIO_BASEADDR + GPIO_ID_PIN(WSGPIO), 0 );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
void WS2812OutBuffer( uint8_t * buffer, uint16_t length )
|
||||
{
|
||||
uint16_t i;
|
||||
GPIO_OUTPUT_SET(GPIO_ID_PIN(WSGPIO), 0);
|
||||
for( i = 0; i < length; i++ )
|
||||
{
|
||||
uint8_t byte = buffer[i];
|
||||
if( byte & 0x80 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x40 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x20 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x10 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x08 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x04 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x02 ) SEND_WS_1(); else SEND_WS_0();
|
||||
if( byte & 0x01 ) SEND_WS_1(); else SEND_WS_0();
|
||||
}
|
||||
//reset will happen when it's low long enough.
|
||||
//(don't call this function twice within 10us)
|
||||
}
|
||||
|
||||
|
||||
|
||||
16
embedded8266/user/ws2812.h
Normal file
16
embedded8266/user/ws2812.h
Normal file
|
|
@ -0,0 +1,16 @@
|
|||
#ifndef _WS2812_H
|
||||
#define _WS2812_H
|
||||
|
||||
#define WSGPIO 0
|
||||
|
||||
#include "c_types.h"
|
||||
#include "user_interface.h"
|
||||
#include "ets_sys.h"
|
||||
#include "gpio.h"
|
||||
|
||||
//You will have to os_intr_lock(); os_intr_unlock();
|
||||
|
||||
void WS2812OutBuffer( uint8_t * buffer, uint16_t length );
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in a new issue