IIC Demo

.gitignore

@@ -1 +1,2 @@
 /cmake-build-debug/
+/.idea/

CMakeLists.txt

@@ -9,6 +9,7 @@ include_directories(
         lib/inc/spi
         lib/inc/iic
         demo/spi
+        demo/iic
 )
 
 file(GLOB_RECURSE SOURCES

demo/iic/t_iic.h

@@ -0,0 +1,10 @@
+//
+// Created by lydxh on 2024/5/9.
+//
+
+#ifndef HW_LIB_T_IIC_H
+#define HW_LIB_T_IIC_H
+
+void Test_iic();
+
+#endif //HW_LIB_T_IIC_H

demo/iic/test.c

@@ -0,0 +1,51 @@
+#include <stdio.h>
+#include "iic.h"
+#include "log.h"
+#include "tool.h"
+
+uint8_t CLK_Pin(uint8_t l) {
+//    LOGT("CLK", "P:%d", l);
+    return l;
+}
+
+uint8_t SDA_Set(uint8_t l) {
+//    LOGT("SDA", "P:%d", l);
+    return l;
+}
+
+uint8_t SDA_Mode(uint8_t l) {
+    if (l) {
+//        LOGT("SDA", "M:IN");
+    } else {
+//        LOGT("SDA", "M:OUT");
+    }
+    return l;
+}
+
+uint8_t SDA_Read() {
+    uint8_t l = rand() % 2;
+//    LOGT("SDA", "P:%d", l);
+    return l;
+}
+
+void Test_iic() {
+    HW_Dev_IIC dev = {
+            .CLK_SET = CLK_Pin,
+            .SDA_SET = SDA_Set,
+            .SDA = SDA_Read,
+            .SDA_MODE = SDA_Mode,
+            .ADD = 0x34
+    };
+    uint8_t internalAddress = 0x56;
+
+    uint32_t len = 10;
+    uint8_t writeData[len];
+    uint8_t readData[len];
+    for (int i = 0; i < len; ++i) {
+        writeData[i] = rand() % 10;
+    }
+    HW_IIC_WL(dev, internalAddress, writeData, len);
+    BufPrint("<IIC> TX", writeData, 8, len, 16);
+    HW_IIC_RL(dev, internalAddress, readData, len, 1);
+    BufPrint("<IIC> RX", readData, 8, len, 16);
+}

demo/spi/test.c

@@ -44,19 +44,19 @@ void Test_spi() {
     };
     uint8_t r, t = rand() % 10;
     r = HW_SPI_RW(ltl, t);
-    LOGI("Tx:%d,Rx:%d", t, r);
+    LOGI("<SPI> Tx:%d,Rx:%d", t, r);
     uint8_t rbuf[64], tbuf[64];
     for (int i = 0; i < 64; ++i) {
         tbuf[i] = rand() % 10;
     }
     HW_SPI_RWL(ltl, rbuf, tbuf, 64);
-    BufPrint("TX", tbuf, 8, 64, 8);
+    BufPrint("<SPI> TX", tbuf, 8, 64, 8);
-    BufPrint("RX", rbuf, 8, 64, 8);
+    BufPrint("<SPI> RX", rbuf, 8, 64, 8);
     uint16_t rbuf16[64], tbuf16[64];
     for (int i = 0; i < 64; ++i) {
         tbuf16[i] = rand() % 1000;
     }
     HW_SPI_RWL16(ltl, rbuf16, tbuf16, 64);
-    BufPrint("TX", tbuf16,  16,64, 16);
+    BufPrint("<SPI> TX[16]", tbuf16, 16, 64, 16);
-    BufPrint("RX", rbuf16,  16,64, 16);
+    BufPrint("<SPI> RX[16]", rbuf16, 16, 64, 16);
 }

lib/inc/iic/iic.h

@@ -20,7 +20,7 @@
 typedef struct {
     uint8_t (*CLK_SET)(uint8_t);    // 设置时钟引脚状态的函数指针
     uint8_t (*SDA_SET)(uint8_t);    // 设置数据引脚状态的函数指针
-    uint8_t (*SDA);                 // 读取数据引脚状态的函数指针
+    uint8_t (*SDA)();                 // 读取数据引脚状态的函数指针
     uint8_t (*SDA_MODE)(uint8_t);   // 设置数据引脚模式的函数指针
     uint8_t ADD;                    // IIC设备地址
 } HW_Dev_IIC;

lib/src/iic/iic.c

@@ -23,7 +23,7 @@ static inline uint8_t iic_WaitAck(HW_Dev_IIC dev, uint16_t timeout) {
     dev.SDA_MODE(IN);
     dev.SDA_SET(HIGH);DELAY1US();
     dev.CLK_SET(HIGH);DELAY1US();
-    while (dev.SDA) {
+    while (dev.SDA()) {
         time++;DELAY1US();
         if (time > timeout) {
             iic_Stop(dev);
@@ -74,7 +74,7 @@ static inline uint8_t iic_R(HW_Dev_IIC dev, uint8_t ack) {
         dev.CLK_SET(LOW);DELAY1US();DELAY1US();
         dev.CLK_SET(HIGH);
         read <<= 1;
-        if (dev.SDA)read++;DELAY1US();
+        if (dev.SDA())read++;DELAY1US();
     }
     if (ack)
         iic_Ack(dev);        //发送ACK

lib/src/tool.c

@@ -27,4 +27,5 @@ void BufPrint(char *name,void *buf,unsigned char size,unsigned int len,unsigned
                 printf("未指定类型大小");
         }
     }
+    printf("\n");
 }

main.c

@@ -2,9 +2,13 @@
 #include <stdlib.h>
 #include <time.h>
 #include "t_spi.h"
+#include "t_iic.h"
+
 int main() {
     srand((unsigned)time(NULL));
-    printf("Hello, World!\n");
+    printf("\nSPI TEST\n");
     Test_spi();
+    printf("\nIIC TEST\n");
+    Test_iic();
     return 0;
 }