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add uart send adc data(cur & voltage)

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This commit is contained in:
不吃油炸鸡
2025-08-13 11:00:00 +08:00
parent 7482557df4
commit e291e27c9c
5 changed files with 66 additions and 10 deletions
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31
Power_Pico/User/Tasks/Src/user_SendTask.c
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@@ -2,7 +2,8 @@
//includes
#include "user_TasksInit.h"
#include "main.h"
#include "adc.h"
#include "gate.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
@@ -20,11 +21,37 @@
void UartSendTask(void *argument)
{
uint8_t keystr = 0;
uint16_t cur_bias = 4096 / 2;
while(1)
{
if(osMessageQueueGet(Key_MessageQueue, &keystr, NULL, 0)==osOK)
{
UART6_TX_Send((uint8_t *)"key pressed\r\n", 13);
// UART6_TX_Send((uint8_t *)"key pressed\r\n", 13);
}
// send protocol frame
for(int i = 0 ; i < ADC_TIMES ; i++)
{
// direct & unit
uint8_t dir_unit = 0x00; // positive, uA
uint8_t unit = Gate_get_status(); // 0 - low current, 1 - mid current, 2 - high current
dir_unit |= (unit & 0x0F); // unit
// current
uint32_t cur;
// voltage *100times
uint32_t volt = adc_buf[i][3] * 3 * 100 / 4096; // 12bit ADC, 0-4095
// cur direction and value
if(adc_buf[i][2-unit] > cur_bias) {
dir_unit |= 0x10; // negative
// cur *100times
cur = (adc_buf[i][2-unit] - cur_bias) * 3 * 100 / 4096; // 3.0 Vref, 100 times, 12bit ADC
}
else {
// cur *100times
cur = (cur_bias - adc_buf[i][2-unit]) * 3 * 100 / 4096; // 3.0 Vref, 100 times, 12bit ADC
}
// protocol frame
uint8_t protocol_frame[9] = {0x55, 0xAA, dir_unit, (cur<<8 & 0xff), (cur & 0xff), (volt<<8 & 0xff), (volt & 0xff), 0xAA, 0x55};
UART6_TX_Send(protocol_frame, sizeof(protocol_frame));
}
osDelay(1);
}