增加不断电下载功能
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859888d7a2
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10
Makefile
10
Makefile
@ -15,12 +15,12 @@ else
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CC := ablrun sdcc
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CC := ablrun sdcc
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COM := /dev/ttyUSB0
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COM := /dev/ttyUSB0
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endif
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endif
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TEMP := $(shell sudo chmod 777 $(COM))
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endif
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endif
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# set CC TOOL
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# set CC TOOL
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PACKIHX := packihx
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PACKIHX := packihx
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CFLAGS := -DUSE_FLOATS=1
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CFLAGS := -DUSE_FLOATS=1
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LDFLAGS := --iram-size 0x100 --xram-size 0x400 --code-size 0xffff
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# set DIR
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# set DIR
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INCDIR = include
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INCDIR = include
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@ -38,18 +38,20 @@ OBJ := $(patsubst src/%.c, obj/%.rel, $(SRC))
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all: main.hex
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all: main.hex
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clean:
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clean:
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-$(RM) obj\*
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-$(RM) obj/*
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$(OBJ):obj/%.rel:src/%.c
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$(OBJ):obj/%.rel:src/%.c
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-$(CC) $(CFLAGS) -I $(INC) -c $^ -o $@
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-$(CC) $(CFLAGS) -I $(INC) -c $^ -o $@
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$(TARGET): $(OBJ)
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$(TARGET): $(OBJ)
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-$(CC) $^ -o $@
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-$(CC) $(LDFLAGS) $^ -o $@
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main.hex: $(TARGET)
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main.hex: $(TARGET)
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-$(PACKIHX) $(TARGET) > main.hex
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-$(PACKIHX) $(TARGET) > main.hex
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flash:
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flash:
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-sudo chmod 777 $(COM)
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-./reset_mcu.sh
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-stcgal -P stc89 -p $(COM) main.hex
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-stcgal -P stc89 -p $(COM) main.hex
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#led.bin:led.hex
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#led.bin:led.hex
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@ -9,6 +9,7 @@ uart_temp是用于8051单片机上的一个项目,用于获取温度,并使
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- 仅当温度变化时才会打印
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- 仅当温度变化时才会打印
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- 支持[SDCC](https://sdcc.sourceforge.net/)编译
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- 支持[SDCC](https://sdcc.sourceforge.net/)编译
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- 支持[stcgal](https://github.com/grigorig/stcgal)命令行烧录
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- 支持[stcgal](https://github.com/grigorig/stcgal)命令行烧录
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- 支持不断电烧录,发送"RESET!"命令后,软复位单片机,并自动重启。(`stcgal -a -r "./reset_mcu.sh"`的方式无法自动重启,原因未知)
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- 支持Makefile
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- 支持Makefile
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- 支持Window环境
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- 支持Window环境
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@ -44,7 +45,7 @@ uart_temp是用于8051单片机上的一个项目,用于获取温度,并使
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minicom -D /dev/ttyUSB0 -b 9600
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minicom -D /dev/ttyUSB0 -b 9600
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```
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```
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> 推荐使用图形化的串口软件:<<https://github.com/Neutree/COMTool/tree/master>
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> 推荐使用图形化的串口软件:[COMtool](https://github.com/Neutree/COMTool/tree/master)
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5. 运行`process.py`解析数据生成图片
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5. 运行`process.py`解析数据生成图片
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29
reset_mcu.sh
Executable file
29
reset_mcu.sh
Executable file
@ -0,0 +1,29 @@
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#!/bin/bash
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#===========================================================================
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# Organization : Individual developer
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# Filename : reset_mcu.sh
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# Author : Feng Bohan
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# Create Time : 02:51:28 2024-07-14
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# Last Modified: 00:17:44 2024-07-15
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# Abstract :
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#--------------------------------------------------------------------------
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# Description:
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#
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#--------------------------------------------------------------------------
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# Modification History:
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#--------------------------------------------------------------------------
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# Rev Date Who Description
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# --- ---- --- -----------
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# 0.0.01 2024-07-14 Feng Bohan initial version
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#===========================================================================
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stty -F /dev/ttyUSB0 speed 9600 cs8 -parenb -cstopb raw -echo -echoe -echok -echoctl -echoke
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echo -e "RESET!" > /dev/ttyUSB0
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#说明:
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#speed 串口波特率
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#cs8 数据位8位
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#parenb 无校验
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#cstopb 停止位1位
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#查看串口设置: stty -a -F /dev/ttyUSB0
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34
src/main.c
34
src/main.c
@ -17,6 +17,35 @@
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int HH=0, MM=0, SS=0;
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int HH=0, MM=0, SS=0;
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int send_tmp = 0;
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int send_tmp = 0;
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__sfr __at (0xE7) ISP_CONTR;
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#define RESET_PASSWORD_LENGTH 6
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char __xdata reset_password[RESET_PASSWORD_LENGTH] = "RESET";
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char __xdata receice_password[RESET_PASSWORD_LENGTH] = {0};
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/*******************************************************************************
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* 函 数 名 : auto_reset
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* 函数功能 : 接受到重启命令RESET!后,软复位MCU
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* 输 入 : 无
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* 输 出 : 0:检测到重启命令,1:未检测到重启命令
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*******************************************************************************/
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u8 auto_reset(u8 rec_data)
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{
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for(u8 i=0;i<RESET_PASSWORD_LENGTH-1;i++)
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{
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receice_password[i] = receice_password[i+1];
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}
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receice_password[RESET_PASSWORD_LENGTH-1] = rec_data;
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for(u8 i=0;i<RESET_PASSWORD_LENGTH-1;i++)
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{
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if(receice_password[i]!= reset_password[i])
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{
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return 1;
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}
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}
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ISP_CONTR = 0x60; //软件复位并切换到系统ISP监控程序区开始执行程序
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return 0;
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}
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/*******************************************************************************
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/*******************************************************************************
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* 函 数 名 : main
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* 函 数 名 : main
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* 函数功能 : 主函数
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* 函数功能 : 主函数
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@ -57,7 +86,11 @@ void main(void)
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if(send_tmp == 1) {
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if(send_tmp == 1) {
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send_tmp = 0;
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send_tmp = 0;
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printf("%02d:%02d:%02d temp = %.1f\r\n", HH, MM, SS, temp_value/10.0);
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printf("%02d:%02d:%02d temp = %.1f\r\n", HH, MM, SS, temp_value/10.0);
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// for(u8 i=0;i<RESET_PASSWORD_LENGTH;i++) {
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// printf("i=%0d, %C[%x] = %C[%x] is %0d\r\n", i, reset_password[i], reset_password[i], receice_password[i], receice_password[i],receice_password[i]!= reset_password[i]);
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// }
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}
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}
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}
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}
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}
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}
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@ -72,6 +105,7 @@ void uart(void) __interrupt (4) //串口通信中断函数
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SBUF=rec_data; //将接收到的数据放入到发送寄存器
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SBUF=rec_data; //将接收到的数据放入到发送寄存器
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while(!TI); //等待发送数据完成
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while(!TI); //等待发送数据完成
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TI=0; //清除发送完成标志?
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TI=0; //清除发送完成标志?
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auto_reset(rec_data);
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}
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}
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if(TI)
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if(TI)
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{
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{
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