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.pio/build/arduino-esp32/idedata.json
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1
.pio/build/arduino-esp32/idedata.json
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@ -1 +1 @@
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1176a7a80d642a21cd899acea7cb2a45730d0da1
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8d79aeea971473aa751f00d5a535f75f1c674577
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@ -8,15 +8,21 @@
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; Please visit documentation for the other options and examples
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; https://docs.platformio.org/page/projectconf.html
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[env:arduino-esp32]
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platform = https://github.com/platformio/platform-espressif32.git
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board = esp32dev
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framework = arduino
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monitor_speed=115200
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platform_packages =
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framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32
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lib_deps = arkhipenko/TM1650@^1.1.0
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;[env:arduino-esp32]
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;platform = https://github.com/platformio/platform-espressif32.git
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;board = esp32dev
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;framework = arduino
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;monitor_speed=115200
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;platform_packages =
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; framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32
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;lib_deps = arkhipenko/TM1650@^1.1.0
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;upload_protocol = jlink
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;debug_tool = jlink
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;upload_protocol = esp-bridge
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;debug_tool = esp-bridge
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[env:arduino-esp32]
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platform = espressif32
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board = esp32dev
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framework = arduino
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monitor_speed = 115200
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lib_deps = arkhipenko/TM1650@^1.1.0
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190
src/main.cpp
190
src/main.cpp
@ -1,15 +1,113 @@
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#include <Wire.h>
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#include <TM1650.h>
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#include "FS.h"
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#include "SPIFFS.h"
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#include <SPI.h>
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int iiii=10;
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size_t TimeTotle =0;
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size_t timebegin;
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TM1650 d;
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File timefile;
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#define FRAM_CS 5
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#define FRAM_ADDR_TIME 0x0000 // 时间存储地址，0x0000 – 0x1FFF
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#define FRAM_WREN 0x06 // 使能
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#define FRAM_READ 0x03 // 读操作
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#define FRAM_WRITE 0x02 // 写操作
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#define FRAM_WRDI 0x04 //失能
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#define FRAM_RDSR 0x05 //读状态
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#define FRAM_WRSR 0x01 //写状态
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//片选拉低，开始SPI
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inline void framSelect()
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{
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SPI.beginTransaction(SPISettings(8000000, MSBFIRST, SPI_MODE0));
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digitalWrite(FRAM_CS, LOW);
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}
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//片选拉高，结束SPI
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inline void framDeselect()
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{
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digitalWrite(FRAM_CS, HIGH);
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SPI.endTransaction();
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}
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//写使能，在执行写操作前必须调用
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inline void framWriteEnable()
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{
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framSelect();
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SPI.transfer(FRAM_WREN);
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framDeselect();
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}
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//读状态寄存器，其返回值是状态寄存器的内容
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uint8_t framReadStatus()
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{
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framSelect();
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SPI.transfer(FRAM_RDSR);
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uint8_t s = SPI.transfer(0x00);
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framDeselect();
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return s;
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}
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//写状态寄存器，将s写入状态寄存器
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void framWriteStatus(uint8_t s)
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{
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framWriteEnable();
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framSelect();
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SPI.transfer(FRAM_WRSR);
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SPI.transfer(s);
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framDeselect();
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}
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void framWriteDisable()
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{
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framSelect();
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SPI.transfer(FRAM_WRDI);
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framDeselect();
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}
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// 确保可写（不需要保护时清零SR），放在 SPI.begin 与片选初始化之后调用一次 ensureFramWritable() ，即可确认未被保护。
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void ensureFramWritable() {
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uint8_t sr = framReadStatus();
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// 若不需要任何块保护，统一清零
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if (sr != 0x00) {
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framWriteStatus(0x00);
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}
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framWriteDisable();
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}
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//读操作
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//addr：读取地址（16位）
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//返回：读取的32位数据（大端序）
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uint32_t framRead32(uint16_t addr)
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{
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framSelect(); // 片选拉低，开始SPI
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SPI.transfer(FRAM_READ); // 发送读操作指令
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SPI.transfer((addr >> 8) & 0xFF); // 发送高8位地址
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SPI.transfer(addr & 0xFF); // 发送低8位地址
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uint32_t v = 0;
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v |= ((uint32_t)SPI.transfer(0x00)) << 24; // 接收高8位数据
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v |= ((uint32_t)SPI.transfer(0x00)) << 16; // 接收次高8位数据
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v |= ((uint32_t)SPI.transfer(0x00)) << 8; // 接收次低8位数据
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v |= ((uint32_t)SPI.transfer(0x00)); // 接收低8位数据
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framDeselect(); // 片选拉高，结束SPI
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return v; // 返回读取到的32位数据（大端序）
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}
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//写操作
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//addr：写入地址（16位）
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//val：写入的数据（32位）
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void framWrite32(uint16_t addr, uint32_t val)
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{
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framWriteEnable();
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framSelect(); // 片选拉低，开始SPI
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SPI.transfer(FRAM_WRITE); // 发送写操作指令
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SPI.transfer((addr >> 8) & 0xFF); // 发送高8位地址
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SPI.transfer(addr & 0xFF); // 发送低8位地址
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SPI.transfer((val >> 24) & 0xFF); // 发送高8位数据
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SPI.transfer((val >> 16) & 0xFF); // 发送次高8位数据
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SPI.transfer((val >> 8) & 0xFF); // 发送次低8位数据
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SPI.transfer(val & 0xFF); // 发送低8位数据
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framDeselect(); // 片选拉高，结束SPI
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}
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TickType_t xLastWakeTime;
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const TickType_t xFrequency = 1000;
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bool flashdot=true;
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//显示自定义4字符
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//a：长度为4的字符数组，按从右到左显示
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//dot：小数点位置索引
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void showtime(char a[4],int dot=1)
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{
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char b[4];
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@ -23,6 +121,8 @@ TickType_t xLastWakeTime;
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flashdot=!flashdot;
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}
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//显示累计秒数
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//second：累计秒数，内部按小时格式化为4位显示
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void showtime(double second)
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{
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char bb[4];
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@ -48,51 +148,19 @@ void showtime(double second)
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//Serial.println(bb);
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}
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int iiii=10;
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void setup()
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{
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delay(500);
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pinMode(34,INPUT);
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//pinMode(34,INPUT);
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pinMode(4,INPUT_PULLUP);
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timebegin=millis();
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bool ok = SPIFFS.begin();
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if(!ok)
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{
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SPIFFS.format();
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ok = SPIFFS.begin();
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}
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bool exist = SPIFFS.exists("/time.txt");
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if (exist)
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{
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// Serial.println("The file exists!");
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File f = SPIFFS.open("/time.txt", "r");
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if (!f)
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{
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// 在打弢<E68993>过程中出现问题f就会为空
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// Serial.println("Some thing went wrong trying to open the file...");
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}
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else
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{
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int s = f.size();
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// Serial.printf("Size=%d\r\n", s);
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//读取index.html的文本内宄1<E5AE84>7
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String data = f.readString();
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TimeTotle=data.toInt();
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// Serial.println(data);
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//关闭文件
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f.close();
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}
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}
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else
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{
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// Serial.println("No such file found.");
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}
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SPI.begin(18, 19, 23, FRAM_CS);
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pinMode(FRAM_CS, OUTPUT);
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digitalWrite(FRAM_CS, HIGH);
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ensureFramWritable();
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TimeTotle = framRead32(FRAM_ADDR_TIME);
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Wire.setPins(26,25);
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Wire.begin(); //Join the bus as master
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@ -118,21 +186,17 @@ void loop()
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vTaskDelayUntil(&xLastWakeTime, xFrequency);
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if (/* condition */digitalRead(4)==0)
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framWrite32(FRAM_ADDR_TIME, (uint32_t)TimeTotle); //写入当前时间到FRAM
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if (digitalRead(4)==0) //GPIO4 ---- put 10s to reset time
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{
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Serial.println("you have put the butten reset");
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iiii--;
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if (iiii==0)
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{ TimeTotle=0;
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timefile= SPIFFS.open("/time.txt", "w");
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timefile.println(TimeTotle);
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timefile.flush();
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timefile.close();
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/* code */
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framWrite32(FRAM_ADDR_TIME, (uint32_t)TimeTotle); //写入0
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}
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/* code */
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}else
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{
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iiii=10;
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@ -150,26 +214,18 @@ void loop()
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timebegin=timenow;
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}
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int a=digitalRead(34);
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if (a!=0)
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{
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timefile= SPIFFS.open("/time.txt", "w");
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timefile.println(TimeTotle);
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timefile.flush();
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timefile.close();
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/* code */
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}
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else{
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showtime(0.0);
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delay(10000);
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}
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// int a=digitalRead(34);
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// if (a!=0) //GPIO34 为高电平时每秒写入一次 FRAM
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// {
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// framWrite32(FRAM_ADDR_TIME, (uint32_t)TimeTotle);
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// }
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// else{
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// showtime(0.0);
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// delay(10000);
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// }
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Serial.println(String(TimeTotle*1.0/1000));
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showtime(TimeTotle*1.0/1000);
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// delay(1000);
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timefile.close();
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}
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