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ebf06e4b0c
Author | SHA1 | Date | |
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ebf06e4b0c | |||
12fe1b13c7 | |||
f8ffa00e00 | |||
8a5fbc1319 | |||
09dbe975ac | |||
859888d7a2 | |||
d51d81ee90 | |||
b11383c5bb | |||
8ea43ebed0 | |||
bb92563de2 |
2
.gitignore
vendored
2
.gitignore
vendored
@ -1,3 +1,3 @@
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.vscode/
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obj/*
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uart_temp.hex
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*.hex
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23
Makefile
23
Makefile
@ -15,12 +15,15 @@ else
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CC := ablrun sdcc
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COM := /dev/ttyUSB0
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endif
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TEMP := $(shell sudo chmod 777 $(COM))
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endif
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# set uart baudrate
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BAUD := 9600
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# set CC TOOL
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PACKIHX := packihx
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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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INCDIR = include
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@ -35,23 +38,27 @@ OBJ := $(patsubst src/%.c, obj/%.rel, $(SRC))
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.PHONY: all clean
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all: uart_temp.hex
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all: main.hex
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clean:
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-$(RM) obj\*
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-$(RM) obj/*
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$(OBJ):obj/%.rel:src/%.c
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-$(CC) $(CFLAGS) -I $(INC) -c $^ -o $@
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$(TARGET): $(OBJ)
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-$(CC) $^ -o $@
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-$(CC) $(LDFLAGS) $^ -o $@
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uart_temp.hex: $(TARGET)
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-$(PACKIHX) $(TARGET) > uart_temp.hex
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main.hex: $(TARGET)
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-$(PACKIHX) $(TARGET) > main.hex
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flash:
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-stcgal -P stc89 -p $(COM) uart_temp.hex
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flash:
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-sudo chmod 777 $(COM)
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-./reset_mcu.sh $(COM) $(BAUD)
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-stcgal -P stc89 -p $(COM) main.hex
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com:
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-minicom -D $(COM) -b $(BAUD)
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#led.bin:led.hex
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# objcopy -I ihex -O binary led.hex led.bin
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12
ReadMe.md
12
ReadMe.md
@ -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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- 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Window环境
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@ -38,8 +39,16 @@ 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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4. 打开串口软件,接收来自单片机的数据
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串口波特率:9600
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```bash
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minicom -D /dev/ttyUSB0 -b 9600
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```
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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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```bash
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# 新建虚拟环境
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virtualenv env
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@ -48,6 +57,7 @@ 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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# 运行脚本
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python process.py
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```
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## 更多的信息
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BIN
SimHei.ttf
Normal file
BIN
SimHei.ttf
Normal file
Binary file not shown.
BIN
img.png
BIN
img.png
Binary file not shown.
Before Width: | Height: | Size: 20 KiB After Width: | Height: | Size: 26 KiB |
@ -7,8 +7,15 @@
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typedef unsigned int u16;
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typedef unsigned char u8;
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// 用于自动重启的变量
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__sfr __at (0xE7) ISP_CONTR;
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#define RESET_PASSWORD_LENGTH 6
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extern char __xdata reset_password[RESET_PASSWORD_LENGTH];
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extern char __xdata receice_password[RESET_PASSWORD_LENGTH];
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void delay_10us(u16 ten_us);
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void delay_ms(u16 ms);
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u8 auto_reset(u8 rec_data);
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#endif
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4495
minicom.cap
4495
minicom.cap
File diff suppressed because it is too large
Load Diff
11
process.py
11
process.py
@ -7,7 +7,7 @@ from pylab import mpl
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mpl.rcParams["font.sans-serif"] = ["SimHei"]
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# 初始化一个起始日期(这里假设是今天凌晨0点)
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start_date = datetime.now().replace(hour=0, minute=0, second=0, microsecond=0)
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start_date = datetime.now().replace(hour=20, minute=21, second=0, microsecond=0)
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with open('minicom.cap', 'r') as file:
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lines = file.readlines()
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@ -21,8 +21,13 @@ for line in lines:
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timedelta(minutes=int(time_str.split(':')[1])) + \
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timedelta(hours=int(time_str.split(':')[0]))
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temperature = float(temp_str)
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times.append(time)
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temperatures.append(temperature)
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if len(temperatures) > 0:
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pre_temp = temperatures[-1]
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else:
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pre_temp = temperature
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if pre_temp-0.5 < temperature < pre_temp+0.5:
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times.append(time)
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temperatures.append(temperature)
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# 确保时间序列是排序的
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times.sort()
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33
reset_mcu.sh
Executable file
33
reset_mcu.sh
Executable file
@ -0,0 +1,33 @@
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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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if [ "$#" -ne 2 ]; then
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echo "错误:此脚本需要且仅需要2个参数, 作为COM口号和波特率。"
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exit 1 # 使用非零状态码退出表示异常
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fi
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stty -F $1 speed $2 cs8 -parenb -cstopb raw -echo -echoe -echok -echoctl -echoke
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echo -e "RESET!" > $1
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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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@ -17,6 +17,7 @@
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int HH=0, MM=0, SS=0;
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int send_tmp = 0;
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/*******************************************************************************
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* 函 数 名 : main
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* 函数功能 : 主函数
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@ -57,7 +58,11 @@ void main(void)
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if(send_tmp == 1) {
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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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// 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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@ -72,6 +77,7 @@ 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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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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auto_reset(rec_data);
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}
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if(TI)
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{
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28
src/public.c
28
src/public.c
@ -22,4 +22,32 @@ void delay_ms(u16 ms)
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u16 i,j;
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for(i=ms;i>0;i--)
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for(j=110;j>0;j--);
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}
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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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char __xdata reset_password[RESET_PASSWORD_LENGTH] = "RESET";
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char __xdata receice_password[RESET_PASSWORD_LENGTH] = {0};
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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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