shuichan_old/V1.5/STM32F103_App1/HardWare/UART/uart.c

#include "uart.h"
#include "network.h"
#include "log.h"
#include "hlw8032.h"
#include <string.h>
#include <ctype.h>

UART_HandleTypeDef huart1;
UART_HandleTypeDef huart2;
UART_HandleTypeDef huart3;
UART_HandleTypeDef huart4;
UART_HandleTypeDef huart5;

uint16_t Rx_Len  = 0;
uint8_t  Rx_Buf[Rx_Max] = {0};

volatile uint8_t uart1_rx_ready = 0;
uint8_t uart1_rx_buf[UART1_RX_BUF_SIZE] = {0};

/* <20><><EFBFBD>ϼ<EFBFBD><CFBC><EFBFBD><EFBFBD><EFBFBD>UART4 <20><><EFBFBD><EFBFBD><EFBFBD>½<EFBFBD><C2BD>ս<EFBFBD><D5BD><EFBFBD>״<EFBFBD><D7B4><EFBFBD><EFBFBD>OTA <20><><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD> */
volatile uint32_t g_uart4_rxcplt_cnt = 0;   /* DMA <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
volatile uint32_t g_uart4_ore_cnt = 0;      /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */

volatile uint8_t uart2_rx_ready = 0;
uint8_t uart2_rx_buf[UART2_RX_BUF_SIZE] = {0};

static uint8_t uart1_rx_byte = 0;
static uint8_t uart1_cmd_buf[UART1_RX_BUF_SIZE] = {0};
static uint8_t uart1_cmd_index = 0;
static uint32_t uart1_last_rx_tick = 0;

static uint8_t uart2_rx_byte = 0;
volatile uint32_t g_uart2_rx_byte_cnt = 0;   /* USART2 <20>ۼ<EFBFBD><DBBC>յ<EFBFBD><D5B5><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD><EFBFBD><EFBFBD>485 <20><><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD> */
static uint8_t uart5_rx_byte = 0;
static uint8_t uart2_cmd_buf[UART2_RX_BUF_SIZE] = {0};
static uint8_t uart2_cmd_index = 0;
static uint32_t uart2_last_rx_tick = 0;

#define UART1_CMD_TIMEOUT_MS  100u   /* <20>޻<EFBFBD><DEBB><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
#define UART2_CMD_TIMEOUT_MS  20u    /* 485 <20><><EFBFBD><EFBFBD>֡<EFBFBD>϶̣<CFB6>20ms <20><>Ϊ֡<CEAA><D6A1><EFBFBD><EFBFBD> */

void MX_USART1_UART_Init(void)
{
    huart1.Instance = USART1;
    huart1.Init.BaudRate = 115200;
    huart1.Init.WordLength = UART_WORDLENGTH_8B;
    huart1.Init.StopBits = UART_STOPBITS_1;
    huart1.Init.Parity = UART_PARITY_NONE;
    huart1.Init.Mode = UART_MODE_TX_RX;
    huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart1.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_UART_Init(&huart1) != HAL_OK) Error_Handler();
}

void MX_USART2_UART_Init(void)
{
    huart2.Instance = USART2;
    huart2.Init.BaudRate = 9600;
    huart2.Init.WordLength = UART_WORDLENGTH_8B;
    huart2.Init.StopBits = UART_STOPBITS_1;
    huart2.Init.Parity = UART_PARITY_NONE;
    huart2.Init.Mode = UART_MODE_TX_RX;
    huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart2.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_UART_Init(&huart2) != HAL_OK) Error_Handler();
}

void MX_USART3_UART_Init(void)
{
    huart3.Instance = USART3;
    huart3.Init.BaudRate = 115200;   /* <20>ϵ<EFBFBD>Ĭ<EFBFBD><C4AC> 115200<30><30><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>cat_connect_network <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6> 921600 */
    huart3.Init.WordLength = UART_WORDLENGTH_8B;
    huart3.Init.StopBits = UART_STOPBITS_1;
    huart3.Init.Parity = UART_PARITY_NONE;
    huart3.Init.Mode = UART_MODE_TX_RX;
    huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart3.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_UART_Init(&huart3) != HAL_OK) Error_Handler();
}

/* UART4: WiFi ESP-01S ģ<><C4A3> (PC10=TX -> ESP_RXD, PC11=RX <- ESP_TXD)
 * <EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD>ʼ 115200<EFBFBD><EFBFBD>ESP-01S AT <EFBFBD>̼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>
 * esp_reset <EFBFBD><EFBFBD>̽<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> AT+UART_DEF <EFBFBD>̶<EFBFBD>Ϊ WIFI_BAUD_TARGET */
void MX_UART4_UART_Init(void)
{
    huart4.Instance = UART4;
    huart4.Init.BaudRate = 115200;
    huart4.Init.WordLength = UART_WORDLENGTH_8B;
    huart4.Init.StopBits = UART_STOPBITS_1;
    huart4.Init.Parity = UART_PARITY_NONE;
    huart4.Init.Mode = UART_MODE_TX_RX;
    huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart4.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_UART_Init(&huart4) != HAL_OK) Error_Handler();
}

/* UART5: HLW8032 <20><><EFBFBD><EFBFBD>оƬ (PD2=RX <- оƬ TXD)<29><>4800 8E1<45><31>
 * оƬֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>գ<EFBFBD>TX(PC12) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD>8 <EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ+żУ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> F1 <EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD> 9 λ֡<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
void MX_UART5_UART_Init(void)
{
    huart5.Instance = UART5;
    huart5.Init.BaudRate = 4800;
    huart5.Init.WordLength = UART_WORDLENGTH_9B;
    huart5.Init.StopBits = UART_STOPBITS_1;
    huart5.Init.Parity = UART_PARITY_EVEN;
    huart5.Init.Mode = UART_MODE_RX;
    huart5.Init.HwFlowCtl = UART_HWCONTROL_NONE;
    huart5.Init.OverSampling = UART_OVERSAMPLING_16;
    if (HAL_UART_Init(&huart5) != HAL_OK) Error_Handler();
}

void UART5_StartRx(void)
{
    HAL_UART_Receive_IT(&huart5, &uart5_rx_byte, 1);
}

void USART3_StartRx(void)
{
    /* <20><><EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD><D8B8><EFBFBD><EFBFBD><EFBFBD> DMA: <20><><EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹͣ<CDA3><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    if (huart3.RxState != HAL_UART_STATE_READY) {
        HAL_UART_DMAStop(&huart3);
    }
    HAL_UART_Receive_DMA(&huart3, Rx_Buf, Rx_Max);
    __HAL_UART_ENABLE_IT(&huart3, UART_IT_IDLE);
}

/* ֹͣ USART3 DMA <20><><EFBFBD>գ<EFBFBD>WiFi/4G <20><><EFBFBD>⸴<EFBFBD><E2B8B4> Rx_Buf<75><66><EFBFBD><EFBFBD> WiFi ͨ<><CDA8>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ 4G <20><><EFBFBD><EFBFBD> */
void USART3_StopRx(void)
{
    __HAL_UART_DISABLE_IT(&huart3, UART_IT_IDLE);
    HAL_UART_DMAStop(&huart3);
}

/* <20><><EFBFBD><EFBFBD> UART4 DMA+IDLE <20><><EFBFBD>գ<EFBFBD><D5A3><EFBFBD> USART3 <20><><EFBFBD><EFBFBD>ͬһ<CDAC><D2BB> Rx_Buf<75><66><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD>⣬<EFBFBD><E2A3AC> StartRx/StopRx <20><>֤<EFBFBD><D6A4> */
void UART4_StartRx(void)
{
    if (huart4.RxState != HAL_UART_STATE_READY) {
        HAL_UART_DMAStop(&huart4);
    }
    HAL_UART_Receive_DMA(&huart4, Rx_Buf, Rx_Max);
    __HAL_UART_ENABLE_IT(&huart4, UART_IT_IDLE);
}

void UART4_StopRx(void)
{
    __HAL_UART_DISABLE_IT(&huart4, UART_IT_IDLE);
    HAL_UART_DMAStop(&huart4);
}

/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD> UART4 <20><><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD>ֻ<EFBFBD><D6BB>д BRR <20>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> GPIO/NVIC/DMA <20><><EFBFBD>á<EFBFBD>
 * UART4 <EFBFBD><EFBFBD><EFBFBD><EFBFBD> APB1(36MHz) <EFBFBD><EFBFBD> */
void UART4_SetBaudRate(uint32_t baud)
{
    if (huart4.RxState != HAL_UART_STATE_READY) {
        HAL_UART_DMAStop(&huart4);
    }
    huart4.Init.BaudRate = baud;
    UART4->BRR = UART_BRR_SAMPLING16(36000000u, baud);
    __HAL_UART_CLEAR_PEFLAG(&huart4);
    __HAL_UART_CLEAR_FEFLAG(&huart4);
    __HAL_UART_CLEAR_NEFLAG(&huart4);
    __HAL_UART_CLEAR_OREFLAG(&huart4);
    __HAL_UART_CLEAR_IDLEFLAG(&huart4);
    HAL_UART_Receive_DMA(&huart4, Rx_Buf, Rx_Max);
    __HAL_UART_ENABLE_IT(&huart4, UART_IT_IDLE);
}

/* UART <20><><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><D8B5><EFBFBD>ORE(<28><><EFBFBD><EFBFBD>) <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> HAL <20><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD> DMA <20><><EFBFBD><EFBFBD>
 * (stm32f1xx_hal_uart.c: UART_EndRxTransfer + HAL_DMA_Abort_IT)<EFBFBD><EFBFBD>
 * <EFBFBD>˺<EFBFBD>ģ<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>ȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>װ<EFBFBD><EFBFBD><EFBFBD>ա<EFBFBD>
 * 921600 <EFBFBD>߲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD><EFBFBD> IDLE <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> DMA <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * ʱ<EFBFBD><EFBFBD><EFBFBD>״<EFBFBD><EFBFBD><EFBFBD> ORE<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ﰴ<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart)
{
    if (huart->Instance == UART4) {
        g_uart4_ore_cnt++;
        __HAL_UART_CLEAR_OREFLAG(huart);
        __HAL_UART_CLEAR_PEFLAG(huart);
        __HAL_UART_CLEAR_FEFLAG(huart);
        __HAL_UART_CLEAR_NEFLAG(huart);
        __HAL_UART_CLEAR_IDLEFLAG(huart);
        huart->ErrorCode = HAL_UART_ERROR_NONE;
        if (NET_GetActiveBackend() == NET_BACKEND_WIFI) {
            HAL_UART_Receive_DMA(&huart4, Rx_Buf, Rx_Max);
            __HAL_UART_ENABLE_IT(&huart4, UART_IT_IDLE);
        }
    }
    else if (huart->Instance == USART1) {
        __HAL_UART_CLEAR_OREFLAG(huart);
        __HAL_UART_CLEAR_PEFLAG(huart);
        __HAL_UART_CLEAR_FEFLAG(huart);
        __HAL_UART_CLEAR_NEFLAG(huart);
        __HAL_UART_CLEAR_IDLEFLAG(huart);
        huart->ErrorCode = HAL_UART_ERROR_NONE;
        huart1.RxState = HAL_UART_STATE_READY;   /* <20>ؼ<EFBFBD><D8BC><EFBFBD>HAL <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> RxState <20><><EFBFBD><EFBFBD> BUSY_RX<52><58>Receive_IT <20>ᾲĬʧ<C4AC>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3> */
        HAL_UART_Receive_IT(&huart1, &uart1_rx_byte, 1);   /* <20><><EFBFBD><EFBFBD>/<2F><><EFBFBD>Կڱ<D4BF> ORE Ū<>Һ<EFBFBD><D2BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD> */
    }
    else if (huart->Instance == USART2) {
        __HAL_UART_CLEAR_OREFLAG(huart);
        __HAL_UART_CLEAR_PEFLAG(huart);
        __HAL_UART_CLEAR_FEFLAG(huart);
        __HAL_UART_CLEAR_NEFLAG(huart);
        __HAL_UART_CLEAR_IDLEFLAG(huart);
        huart->ErrorCode = HAL_UART_ERROR_NONE;
        huart2.RxState = HAL_UART_STATE_READY;   /* <20>ؼ<EFBFBD><D8BC><EFBFBD>HAL <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> RxState <20><><EFBFBD><EFBFBD> BUSY_RX<52><58>Receive_IT <20>ᾲĬʧ<C4AC>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3> */
        HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);   /* RS485 <20>ӿ<EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    }
    else if (huart->Instance == UART5) {
        __HAL_UART_CLEAR_OREFLAG(huart);
        __HAL_UART_CLEAR_PEFLAG(huart);
        __HAL_UART_CLEAR_FEFLAG(huart);
        __HAL_UART_CLEAR_NEFLAG(huart);
        __HAL_UART_CLEAR_IDLEFLAG(huart);
        huart->ErrorCode = HAL_UART_ERROR_NONE;
        huart5.RxState = HAL_UART_STATE_READY;   /* <20>ؼ<EFBFBD><D8BC><EFBFBD>HAL <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> RxState <20><><EFBFBD><EFBFBD> BUSY_RX<52><58>Receive_IT <20>ᾲĬʧ<C4AC>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3> */
        HAL_UART_Receive_IT(&huart5, &uart5_rx_byte, 1);   /* HLW8032 <20><>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    }
    else if (huart->Instance == USART3) {
        __HAL_UART_CLEAR_OREFLAG(huart);
        __HAL_UART_CLEAR_PEFLAG(huart);
        __HAL_UART_CLEAR_FEFLAG(huart);
        __HAL_UART_CLEAR_NEFLAG(huart);
        __HAL_UART_CLEAR_IDLEFLAG(huart);
        huart->ErrorCode = HAL_UART_ERROR_NONE;
        if (NET_GetActiveBackend() == NET_BACKEND_4G) {
            HAL_UART_Receive_DMA(&huart3, Rx_Buf, Rx_Max);
            __HAL_UART_ENABLE_IT(&huart3, UART_IT_IDLE);
        }
    }
}

/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD> USART3 <20><><EFBFBD><EFBFBD><EFBFBD>ʣ<EFBFBD>ֻ<EFBFBD><D6BB>д BRR <20>Ĵ<EFBFBD><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> GPIO/NVIC/DMA <20><><EFBFBD>á<EFBFBD>
 * USART3 <EFBFBD><EFBFBD><EFBFBD><EFBFBD> APB1(36MHz) <EFBFBD><EFBFBD> */
void USART3_SetBaudRate(uint32_t baud)
{
    if (huart3.RxState != HAL_UART_STATE_READY) {
        HAL_UART_DMAStop(&huart3);
    }
    huart3.Init.BaudRate = baud;
    USART3->BRR = UART_BRR_SAMPLING16(36000000u, baud);
    __HAL_UART_CLEAR_PEFLAG(&huart3);
    __HAL_UART_CLEAR_FEFLAG(&huart3);
    __HAL_UART_CLEAR_NEFLAG(&huart3);
    __HAL_UART_CLEAR_OREFLAG(&huart3);
    __HAL_UART_CLEAR_IDLEFLAG(&huart3);
    HAL_UART_Receive_DMA(&huart3, Rx_Buf, Rx_Max);
    __HAL_UART_ENABLE_IT(&huart3, UART_IT_IDLE);
}

void USART1_StartRx(void)
{
    uart1_rx_ready = 0;
    uart1_cmd_index = 0;
    uart1_last_rx_tick = 0;
    memset(uart1_cmd_buf, 0, sizeof(uart1_cmd_buf));
    memset(uart1_rx_buf, 0, sizeof(uart1_rx_buf));
    HAL_UART_Receive_IT(&huart1, &uart1_rx_byte, 1);
}

void USART2_StartRx(void)
{
    uart2_rx_ready = 0;
    uart2_cmd_index = 0;
    uart2_last_rx_tick = 0;
    memset(uart2_cmd_buf, 0, sizeof(uart2_cmd_buf));
    memset(uart2_rx_buf, 0, sizeof(uart2_rx_buf));
    HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);
}

/* <20><> USART2 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB>壨<EFBFBD><E5A3A8><EFBFBD><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * 485 <EFBFBD><EFBFBD>ѯǰ<EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD><EFBFBD>/<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>֡<EFBFBD>Ӹɾ<EFBFBD>״̬<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
 * ע<EFBFBD>⣺<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> AbortReceive/<EFBFBD>ع<EFBFBD><EFBFBD>жϡ<EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѽ<EFBFBD><EFBFBD>ո<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * Ӳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>մӿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>𳣿<EFBFBD><EFBFBD><EFBFBD>ISR <EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><EFBFBD>ع<EFBFBD> + ORE <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD> */
uint16_t USART2_GetRxIndex(void) { return uart2_cmd_index; }   /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */

void USART2_FlushRxBuf(void)
{
    if (uart2_cmd_index > 0) {
        char hex[3 * 24 + 1] = {0};
        uint16_t n = uart2_cmd_index < 24 ? uart2_cmd_index : 24;
        for (uint16_t i = 0; i < n; i++) snprintf(hex + i * 3, 4, "%02X ", uart2_cmd_buf[i]);
        log_warn("> UART2: <20>建<EFBFBD>嶪<EFBFBD><E5B6AA> %d <20>ֽ<EFBFBD>: %s", (int)uart2_cmd_index, hex);
    }
    uart2_rx_ready = 0;
    uart2_cmd_index = 0;
    /* <20><><EFBFBD>ף<EFBFBD><D7A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3>ʱ<EFBFBD><CAB1>ORE <20><>״̬<D7B4><CCAC> BUSY_RX<52><58><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Abort<72><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
    if (!(USART2->CR1 & USART_CR1_RXNEIE)) {
        __HAL_UART_CLEAR_OREFLAG(&huart2);
        huart2.ErrorCode = HAL_UART_ERROR_NONE;
        huart2.RxState = HAL_UART_STATE_READY;
        HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);
    }
}

/* <20><> USART2 <20><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1>һ֡<D2BB><D6A1>20ms <20><><EFBFBD><EFBFBD><EFBFBD>ֽڽ<D6BD><DABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֡<EFBFBD><D6A1><EFBFBD>ȣ<EFBFBD>0 <20><>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֡ */
uint16_t USART2_GetFrame(uint8_t *out, uint16_t out_size)
{
    if (uart2_rx_ready) {
        uart2_rx_ready = 0;
        uint16_t len = uart2_cmd_index < out_size ? uart2_cmd_index : out_size - 1;
        memcpy(out, uart2_cmd_buf, len);
        out[len] = '\0';
        uart2_cmd_index = 0;
        return len;
    }
    return 0;
}

/* <20>жϽ<D0B6><CFBD>ջص<D5BB><D8B5><EFBFBD><EFBFBD>ѵ<EFBFBD><D1B5><EFBFBD><EFBFBD>ַ<EFBFBD>׷<EFBFBD>ӵ<EFBFBD><D3B5><EFBFBD><EFBFBD><EFBFBD><EEBBBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>س<EFBFBD><D8B3><EFBFBD><EFBFBD>н<EFBFBD><D0BD><EFBFBD><EFBFBD><EFBFBD>
 * <EFBFBD>޻<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> UART1_CMD_TIMEOUT_MS <EFBFBD>Զ<EFBFBD><EFBFBD>ύ */
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
{
    if (huart->Instance == USART1) {
        uint8_t ch = uart1_rx_byte;
        if (ch == '\r' || ch == '\n') {
            if (uart1_cmd_index > 0) {
                uart1_cmd_buf[uart1_cmd_index] = '\0';
                memcpy(uart1_rx_buf, uart1_cmd_buf, uart1_cmd_index + 1);
                uart1_rx_ready = 1;
                uart1_cmd_index = 0;
            }
        } else if (uart1_cmd_index < UART1_RX_BUF_SIZE - 1) {
            uart1_cmd_buf[uart1_cmd_index++] = ch;
            uart1_last_rx_tick = HAL_GetTick();
        }
        HAL_UART_Receive_IT(&huart1, &uart1_rx_byte, 1);
    }
    else if (huart->Instance == USART2) {
        uint8_t ch = uart2_rx_byte;
        g_uart2_rx_byte_cnt++;
        if (uart2_cmd_index < UART2_RX_BUF_SIZE - 1) {
            uart2_cmd_buf[uart2_cmd_index++] = ch;
            uart2_last_rx_tick = HAL_GetTick();
        }
        HAL_UART_Receive_IT(&huart2, &uart2_rx_byte, 1);
    }
    else if (huart->Instance == UART5) {
        hlw8032_rx_byte(uart5_rx_byte);
        HAL_UART_Receive_IT(&huart5, &uart5_rx_byte, 1);
    }
    else if (huart->Instance == UART4) {
        /* DMA(NORMAL) <20><><EFBFBD><EFBFBD> Rx_Buf<75><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>п<EFBFBD><D0BF>м<EFBFBD>϶<EFBFBD><CFB6>IDLE <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
         * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ս<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD>ڣ<EFBFBD>WiFi OTA <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD>֣<EFBFBD> */
        g_uart4_rxcplt_cnt++;
        if (NET_GetActiveBackend() == NET_BACKEND_WIFI &&
            (U2_CopyIndex + Rx_Max) < (U2_COPY_SIZE - 1)) {
            memcpy(U2_CopyBuff + U2_CopyIndex, Rx_Buf, Rx_Max);
            U2_CopyIndex += Rx_Max;
            U2_CopyBuff[U2_CopyIndex] = '\0';
            U2_CopyFlag = 1;
        }
        __HAL_UART_CLEAR_IDLEFLAG(&huart4);
        HAL_UART_Receive_DMA(&huart4, Rx_Buf, Rx_Max);
        __HAL_UART_ENABLE_IT(&huart4, UART_IT_IDLE);
    }
    else if (huart->Instance == USART3) {
        /* ͬ<><CDAC><EFBFBD><EFBFBD>4G <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><D2B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޼<EFBFBD>϶<EFBFBD><CFB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
        if (NET_GetActiveBackend() == NET_BACKEND_4G &&
            (U2_CopyIndex + Rx_Max) < (U2_COPY_SIZE - 1)) {
            memcpy(U2_CopyBuff + U2_CopyIndex, Rx_Buf, Rx_Max);
            U2_CopyIndex += Rx_Max;
            U2_CopyBuff[U2_CopyIndex] = '\0';
            U2_CopyFlag = 1;
        }
        __HAL_UART_CLEAR_IDLEFLAG(&huart3);
        HAL_UART_Receive_DMA(&huart3, Rx_Buf, Rx_Max);
        __HAL_UART_ENABLE_IT(&huart3, UART_IT_IDLE);
    }
}

/* ԭ<><D4AD>ȡ֡<C8A1><D6A1>20ms <20><>Ĭ<EFBFBD><C4AC>֡<EFBFBD><D6A1><EFBFBD><EFBFBD> <20><> ֱ<>ӿ<EFBFBD><D3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>建<EFBFBD>壬һ<E5A3AC><D2BB><EFBFBD><EFBFBD><EFBFBD>ɡ<EFBFBD>
 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD> Tick(<EFBFBD>ñ<EFBFBD>־)+GetFrame(ȡ֡) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD>䱻<EFBFBD><EFBFBD>ѯ/<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * <EFBFBD>建<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ᶪ֡<EFBFBD><EFBFBD>485 <EFBFBD><EFBFBD>֡<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
uint16_t USART2_PollFrame(uint8_t *out, uint16_t out_size)
{
    if (uart2_cmd_index > 0 &&
        (HAL_GetTick() - uart2_last_rx_tick) > UART2_CMD_TIMEOUT_MS) {
        /* <20><><EFBFBD>ϣ<EFBFBD>֡<EFBFBD>ύʱ<E1BDBB><CAB1>ӡ<EFBFBD><D3A1><EFBFBD>ݣ<EFBFBD>485 <20><>֡<EFBFBD><D6A1>λ<EFBFBD><CEBB> */
        char hex[3 * 24 + 1] = {0};
        uint16_t n0 = uart2_cmd_index < 24 ? uart2_cmd_index : 24;
        for (uint16_t i = 0; i < n0; i++) snprintf(hex + i * 3, 4, "%02X ", uart2_cmd_buf[i]);
        log_info("> UART2: ֡<>ύ %d <20>ֽ<EFBFBD>: %s", (int)uart2_cmd_index, hex);
        uint16_t len = uart2_cmd_index < out_size ? uart2_cmd_index : out_size - 1;
        memcpy(out, uart2_cmd_buf, len);
        out[len] = 0;
        uart2_cmd_index = 0;
        uart2_rx_ready = 0;
        return len;
    }
    return 0;
}

/* <20><> USART2_GetFrame <20><><EFBFBD><EFBFBD>ѯǰ<D1AF><C7B0>20ms <20><><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD>Զ<EFBFBD><D4B6>ύ֡ */
void USART2_Tick(void)
{
    if (uart2_cmd_index > 0 &&
        (HAL_GetTick() - uart2_last_rx_tick) > UART2_CMD_TIMEOUT_MS) {
        /* <20><><EFBFBD>ϣ<EFBFBD>֡<EFBFBD>ύʱ<E1BDBB><CAB1>ӡ<EFBFBD><D3A1><EFBFBD>ݣ<EFBFBD>485 <20><>֡<EFBFBD><D6A1>λ<EFBFBD><CEBB> */
        char hex[3 * 24 + 1] = {0};
        uint16_t n = uart2_cmd_index < 24 ? uart2_cmd_index : 24;
        for (uint16_t i = 0; i < n; i++) snprintf(hex + i * 3, 4, "%02X ", uart2_cmd_buf[i]);
        log_info("> UART2: ֡<>ύ %d <20>ֽ<EFBFBD>: %s", (int)uart2_cmd_index, hex);
        uart2_rx_ready = 1;
    }
}

/* <20><><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>Сд<D0A1><D0B4><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>Ƚ<EFBFBD> */
static int uart_strcasecmp(const char *a, const char *b)
{
    while (*a && *b) {
        char ca = (char)toupper((unsigned char)*a);
        char cb = (char)toupper((unsigned char)*b);
        if (ca != cb) return ca - cb;
        a++;
        b++;
    }
    return (char)toupper((unsigned char)*a) - (char)toupper((unsigned char)*b);
}

/* <20><><EFBFBD><EFBFBD> USART1 <20>Ƿ<EFBFBD><C7B7>յ<EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EEA3A8><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>Сд<D0A1><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ready */
int USART1_CheckCommand(const char *cmd)
{
    const char *got = USART1_GetCommand();
    if (!got) return 0;
    return (uart_strcasecmp(got, cmd) == 0);
}

/* <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * ֧<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD> \r/\n <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>޻<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 100ms <EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
const char *USART1_GetCommand(void)
{
    if (uart1_rx_ready) {
        uart1_rx_ready = 0;
        return (const char *)uart1_rx_buf;
    }

    if (uart1_cmd_index > 0 &&
        (HAL_GetTick() - uart1_last_rx_tick) > UART1_CMD_TIMEOUT_MS) {
        uart1_cmd_buf[uart1_cmd_index] = '\0';
        memcpy(uart1_rx_buf, uart1_cmd_buf, uart1_cmd_index + 1);
        uart1_cmd_index = 0;
        return (const char *)uart1_rx_buf;
    }

    return NULL;
}