修改.gitignore中*tmp*

.gitignore

@@ -1,4 +1,3 @@
-*tmp*
 EWARM/Debug/
 EWARM/Release/
 EWARM/settings/

.vscode/settings.json

@@ -12,6 +12,7 @@
         "rtthread.h": "c",
         "rthw.h": "c",
         "delay_us.h": "c",
-        "core_cm4.h": "c"
+        "core_cm4.h": "c",
+        "gd32f4xx_usart.h": "c"
     }
 }

applications/main/main.c

@@ -38,6 +38,8 @@ OF SUCH DAMAGE.
 #include "rtservice.h"
 #include "drv_adc.h"
 #include "mb85rc64.h"
+#include "tmp75.h"
+#include "drv_usart.h"
 
 
 float voltage;
@@ -68,8 +70,14 @@ int main(void)
     // RT-Thread 内核初始化等操作...
         
     // 其他应用程序初始化代码...
+
+    gd32_usart_init();
+
     adc_config();
     temp75_gpio_init();
+
+    
+
 	//测试mb铁电读写
 	memset(&ttest, 0, sizeof(ttest));
 	// mb85rc64_page_write();
@@ -100,7 +108,7 @@ int main(void)
 		memset(&ttest, 0, sizeof(ttest));
 		// mb85rc64_page_write();
 		mb85rc64_add_read(MB85TEST_ADD, (unsigned char *)&ttest, sizeof(ttest));
-		
+        usart_puts(ttest.ttt);
         // 主循环代码...
     }
 }

drivers/drv_adc.c

@@ -1,6 +1,6 @@
 /************************************************************
   Copyright (C), 2025, cerlink Tech. Co., Ltd.
-  FileName: test.cpp
+  FileName: drv_adc.c
   Author:   dufresne     Version :  1.0        Date:2025.09.15
   Description:     // 模块描述      
   Version:         // 版本信息
@@ -17,15 +17,15 @@
 #include "string.h"
 #include "gd32f4xx.h"
 #include "gd32f4xx_adc.h"
-#include "gd32f4xx_dma.h"
+// #include "gd32f4xx_dma.h"
 #include "rtthread.h"
 
 
 void adc_config(void)
 {
-    /* 启用GPIOA时钟 */
+    /* 启用GPIOC时钟 */
     rcu_periph_clock_enable(RCU_GPIOC);
-    /* 启用ADC0时钟 */
+    /* 启用ADC1时钟 */
     rcu_periph_clock_enable(RCU_ADC1);
 
 

drivers/drv_usart.c

@@ -20,7 +20,8 @@ static struct gd32_usart_config usart_config[] = {
 // 初始化所有配置的串口
 void gd32_usart_init(void)
 {
-    for (int i = 0; i < sizeof(usart_config) / sizeof(usart_config[0]); i++) {
+    for (int i = 0; i < sizeof(usart_config) / sizeof(usart_config[0]); i++)
+    {
         gd32_usart_configure(&usart_config[i]);
     }
 }
@@ -43,11 +44,11 @@ void gd32_usart_configure(struct gd32_usart_config *config)
     // 配置USART
     usart_deinit(config->usart_periph);
     usart_baudrate_set(config->usart_periph, config->baud_rate);
-    usart_word_length_set(config->usart_periph, USART_WL_8BIT);
+    // usart_word_length_set(config->usart_periph, USART_WL_8BIT);
-    usart_stop_bit_set(config->usart_periph, USART_STB_1BIT);
+    // usart_stop_bit_set(config->usart_periph, USART_STB_1BIT);
-    usart_parity_config(config->usart_periph, USART_PM_NONE);
+    // usart_parity_config(config->usart_periph, USART_PM_NONE);
-    usart_hardware_flow_rts_config(config->usart_periph, USART_RTS_DISABLE);
+    // usart_hardware_flow_rts_config(config->usart_periph, USART_RTS_DISABLE);
-    usart_hardware_flow_cts_config(config->usart_periph, USART_CTS_DISABLE);
+    // usart_hardware_flow_cts_config(config->usart_periph, USART_CTS_DISABLE);
     usart_receive_config(config->usart_periph, USART_RECEIVE_ENABLE);
     usart_transmit_config(config->usart_periph, USART_TRANSMIT_ENABLE);
     
@@ -74,6 +75,12 @@ void gd32_usart_puts(struct gd32_usart_config *config, const char *str)
     }
 }
 
+void usart_puts(const char *str)
+{
+    gd32_usart_puts(&usart_config[0], str);
+
+}
+
 // 获取串口配置 by name
 struct gd32_usart_config *gd32_usart_get_config(const char *name)
 {

drivers/drv_usart.h

@@ -19,6 +19,7 @@ struct gd32_usart_config {
     uint8_t irq_type;
 };
 
+
 // 函数声明
 void gd32_usart_init(void);
 void gd32_usart_configure(struct gd32_usart_config *config);

drivers/tmp75/tmp75.c

@@ -0,0 +1,256 @@
+/*************************************************
+Copyright (c) 2025, 成都赛联科技有限责任公司
+All rights reserved.
+@file        tmp75.C
+@brief       tmp75驱动程序
+
+@details
+@note
+@author      dufresne
+@date        2025/09/15
+
+@version		v1.0 2025/09/15 初始版本
+*************************************************/
+
+#include "tmp75.h"
+#include "rtthread.h"
+#include <core_cm4.h>
+
+/*
+  @ brief  延时函数
+  @ param
+  @ return
+  @ note   2025-09-15
+*/
+static void delay_us(int us)
+{
+    rt_thread_udelay(us);
+}
+
+/*
+  @ brief  初始化tmp75芯片GPIO引脚
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+void temp75_gpio_init()
+{
+	// 配置引脚时钟
+	rcu_periph_clock_enable(RCU_GPIOB);
+	// 设置引脚为输出模式:PB6
+	gpio_mode_set(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO_PIN_6);
+	gpio_output_options_set(GPIOB, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_6);
+
+	// 设置引脚PB7输出模式
+	gpio_mode_set(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO_PIN_7);
+	gpio_output_options_set(GPIOB, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_7);
+
+	TMP75_SCL_HIGH;
+	TMP75_SDA_HIGH;
+}
+
+/*
+  @ brief  设置SDA引脚为输出模式
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void tmp75_sda_output()
+{
+	gpio_mode_set(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO_PIN_7);
+	gpio_output_options_set(GPIOB, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_7);
+}
+
+/*
+  @ brief  设置SDA引脚为输入模式
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void tmp75_sda_input()
+{
+	gpio_mode_set(GPIOB, GPIO_MODE_INPUT, GPIO_PUPD_NONE, GPIO_PIN_7);
+	//  gpio_output_options_set(GPIOB, GPIO_PUPD_NONE, GPIO_OSPEED_50MHZ, GPIO_PIN_7);
+}
+
+/*
+  @ brief  I2C start信号
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void i2c_start()
+{
+  TMP75_SDA_HIGH;
+  TMP75_SCL_HIGH;
+  TMP75_SDA_LOW;
+  delay_us(40);
+}
+
+/*
+  @ brief  I2C stop信号
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void i2c_stop()
+{
+  TMP75_SDA_LOW;
+  TMP75_SCL_HIGH;
+  TMP75_SDA_HIGH;
+}
+
+/*
+  @ brief  写一个字节数据
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void tmp75_write_byte(uint8_t byte)
+{
+  for (int i = 0; i < 8; i++)
+  {
+    TMP75_SCL_LOW;
+    delay_us(4);
+    if (byte & 0x80)
+    {
+      TMP75_SDA_HIGH;
+    }
+    else
+    {
+      TMP75_SDA_LOW;
+    }
+    byte <<= 1;
+    TMP75_SCL_HIGH;
+    delay_us(40);
+  }
+  TMP75_SCL_LOW;
+}
+
+/*
+  @ brief  写入数据后，CPU接收TMP75返回的ACK信号
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void tmp75_ack()
+{
+  int i = 0;
+  // 将sda设置为输入模式
+  tmp75_sda_input();
+  TMP75_SCL_HIGH;
+  while ((TMP75_SDA_GET) && (i < 1000))
+  {
+    i++;
+  }
+  TMP75_SCL_LOW;
+  // 将sda设置为输出模式
+  tmp75_sda_output();
+}
+
+/*
+  @ brief  读取数据
+  @ param
+  @ return  value:读取到的单字节数据
+  @ note    2025-09-15 
+*/
+static uint8_t tmp75_read_byte()
+{
+  uint8_t value = 0;
+  tmp75_sda_input();
+  TMP75_SCL_LOW;
+
+  for (int i = 0; i < 8; i++)
+  {
+    TMP75_SCL_HIGH;
+    value <<= 1;
+    delay_us(10);
+    if (TMP75_SDA_GET)
+    {
+      value = value | 0x01;
+    }
+    TMP75_SCL_LOW;
+    delay_us(10);
+  }
+  tmp75_sda_output();
+  return value;
+}
+
+/*
+  @ brief   读取数据，主机发送ack信号
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void master_ack()
+{
+  TMP75_SDA_LOW;
+  delay_us(5);
+  TMP75_SCL_HIGH;
+  delay_us(5);
+  TMP75_SCL_LOW;
+  delay_us(5);
+}
+
+/*
+  @ brief 读取数据完成，主机发送noack信号
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+static void master_noack()
+{
+  TMP75_SDA_HIGH;
+  delay_us(5);
+  TMP75_SCL_HIGH;
+  delay_us(5);
+  TMP75_SCL_LOW;
+  delay_us(5);
+}
+/*
+  @ brief  读取温度值
+  @ param
+  @ return
+  @ note  2025-09-15 
+*/
+float tmp75_read_temp(void)
+{
+  uint8_t tempH = 0;
+  uint8_t tempL = 0;
+  uint16_t tempCode = 0;
+  float temp = 0;
+
+  // 起始信号
+  i2c_start();
+  // 写tmp75地址
+  tmp75_write_byte(TMP75_ADDRESS);
+  // 接收tmp75的ack信息
+  tmp75_ack();
+  // 发送需读取数据的地址
+  tmp75_write_byte(TEMP_REGISTER_ADDRESS);
+  tmp75_ack();
+
+  i2c_start();
+  // 写tmp75地址
+  tmp75_write_byte(TMP75_ADDRESS + 1); // 读地址数据
+  tmp75_ack();
+  tempH = tmp75_read_byte();
+  master_ack();
+  tempL = tmp75_read_byte();
+  master_noack();
+  i2c_stop();
+  tempCode = (tempH << 8) | tempL;
+  tempCode = tempCode >> 6;
+  if (tempCode & 0x200) // 负温度
+  {
+    tempCode &= 0x1ff;
+    temp = ((float)tempCode - 512) / 4;
+  }
+  else
+  {
+    temp = (float)tempCode / 4;
+  }
+  TMP75_SDA_LOW;
+  TMP75_SCL_LOW;
+  return (temp);
+}

drivers/tmp75/tmp75.h

@@ -0,0 +1,31 @@
+///Copyright (c) 2022, 四川汇源光通信有限公司 
+///All rights reserved. 
+///@file        tmp75.h 
+///@brief       tmp75驱动程序
+///
+///@details     
+///@note        
+///@author      lqc
+///@date        2022/05/23 
+///
+///@version		v1.0 2022/05/23 初始版本
+
+#ifndef __TMP75_H_
+#define __TMP75_H_
+
+#include "gd32f4xx_gpio.h"
+
+#define TMP75_ADDRESS   0x90
+#define TEMP_REGISTER_ADDRESS  0x00  //温度寄存器地址
+
+#define TMP75_SCL_HIGH  gpio_bit_set(GPIOB, GPIO_PIN_6)
+#define TMP75_SCL_LOW   gpio_bit_reset(GPIOB, GPIO_PIN_6)
+
+#define TMP75_SDA_HIGH  gpio_bit_set(GPIOB, GPIO_PIN_7)
+#define TMP75_SDA_LOW   gpio_bit_reset(GPIOB, GPIO_PIN_7)
+#define TMP75_SDA_GET   gpio_input_bit_get(GPIOB, GPIO_PIN_7)
+
+void temp75_gpio_init();
+float tmp75_read_temp(void);
+
+#endif