alientek/modules/ble/ble_core.c

/************************************************************************************************
 *                                          Include                                              *
 ************************************************************************************************/
#include "ble_core.h"
#include "stm32f4xx_gpio.h"
#include "systick.h"
#include "uart.h"
#include <stdint.h>
/************************************************************************************************
 *                                          Config                                                *
 ************************************************************************************************/

/************************************************************************************************
 *                                          Data structs                                         *
 ************************************************************************************************/
void ble_init(void)
{
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);

    GPIO_InitTypeDef GPIO_StructInit;
    GPIO_StructInit.GPIO_Mode  = GPIO_Mode_OUT;
    GPIO_StructInit.GPIO_OType = GPIO_OType_PP;
    GPIO_StructInit.GPIO_Speed = GPIO_Speed_100MHz;
    GPIO_StructInit.GPIO_PuPd  = GPIO_PuPd_UP;
    GPIO_StructInit.GPIO_Pin   = BT_RST_PIN;
    GPIO_Init(BT_RST_PORT, &GPIO_StructInit);

    GPIO_ResetBits(BT_RST_PORT, BT_RST_PIN);
    ms_delay(1);
    GPIO_SetBits(BT_RST_PORT, BT_RST_PIN);

    GPIO_StructInit.GPIO_Mode  = GPIO_Mode_IN;
    GPIO_StructInit.GPIO_OType = GPIO_OType_PP;
    GPIO_StructInit.GPIO_Speed = GPIO_Speed_100MHz;
    GPIO_StructInit.GPIO_PuPd  = GPIO_PuPd_NOPULL;
    GPIO_StructInit.GPIO_Pin   = BT_BUSY_IND_PIN;
    GPIO_Init(BT_BUSY_IND_PORT, &GPIO_StructInit);

    GPIO_StructInit.GPIO_Mode  = GPIO_Mode_IN;
    GPIO_StructInit.GPIO_OType = GPIO_OType_PP;
    GPIO_StructInit.GPIO_Speed = GPIO_Speed_100MHz;
    GPIO_StructInit.GPIO_PuPd  = GPIO_PuPd_UP;
    GPIO_StructInit.GPIO_Pin   = BT_CONN_IND_PIN;
    GPIO_Init(BT_CONN_IND_PORT, &GPIO_StructInit);
}
uint8_t conn_sta = 0;
uint8_t busy_sta = 0;
void    ble_send(void)
{
    conn_sta     = GPIO_ReadInputDataBit(BT_CONN_IND_PORT, BT_CONN_IND_PIN);
    busy_sta     = GPIO_ReadInputDataBit(BT_BUSY_IND_PORT, BT_BUSY_IND_PIN);
    uint8_t a[5] = {0};
    a[0]         = 0x01;
    a[1]         = 0xFC;
    a[2]         = 0x00;
    a[3]         = 0x01;
    a[4]         = 0x01;
    usart_send_it(&usart2_context, a, 5);
}
/************************************************************************************************
 *                                          implements                                           *
 ************************************************************************************************/