SF32LB52—个人毕设笔记—添加Borad及修改PinMux（1）

1.在SiFli-SDK中创建Borad

请参考SiFli Wiki，链接https://docs.sifli.com/projects/sdk/latest/sf32lb52x/app_development/create_board.html

2.修改自己Borad中的PinMux

以下为本人设计板子所使用的IO

（1）bsp_lcd_tp.c

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#include "bsp_board.h"

#define LCD_RESET_PIN (0)  //LCD复位
#define TP_RESET (41) //TP复位
#define LCD_VADD_EN (1) //LCD电源
#define LCD_POWER_EN (9) //LCD开关

/***************************LCD ***********************************/
extern void BSP_PIN_LCD(void);
void BSP_LCD_Reset(uint8_t high1_low0)
{
    BSP_GPIO_Set(LCD_RESET_PIN, high1_low0, 1);
}

void BSP_LCD_PowerDown(void)
{
    // TODO: LCD power down
    BSP_GPIO_Set(LCD_RESET_PIN, 0, 1);
    BSP_GPIO_Set(LCD_VADD_EN, 0, 1); // POwer down VADD EN
}

void BSP_LCD_PowerUp(void)
{
    // TODO: LCD power up
    HAL_Delay_us(500); // lcd power on finish ,need 500us
    BSP_PIN_LCD();
    BSP_GPIO_Set(LCD_VADD_EN, 1, 1); // POwer up VADD EN
}

void BSP_LCD_PowerOff(void)
{
    BSP_GPIO_Set(LCD_POWER_EN, 0, 1);
}

void BSP_LCD_PowerOn(void)
{
    BSP_GPIO_Set(LCD_POWER_EN, 1, 1);
}

/***************************Touch ***********************************/

extern void BSP_PIN_Touch(void);
void BSP_TP_PowerUp(void)
{
    // TODO: Setup TP power up pin
    BSP_PIN_Touch();
    BSP_GPIO_Set(TP_RESET, 1, 1);
}

void BSP_TP_PowerDown(void)
{
    // TODO: Setup TP power down pin
    BSP_GPIO_Set(TP_RESET, 0, 1);
}
void BSP_TP_Reset(uint8_t high1_low0)
{
    BSP_GPIO_Set(TP_RESET, high1_low0, 1);
}


(2)bsp_pinmux.c

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// LCD_RESETB
HAL_PIN_Set(PAD_PA00, GPIO_A0, PIN_PULLDOWN, 1);

// AUDIO_PA_CTRL
// HAL_PIN_Set(PAD_PA10, GPIO_A10, PIN_PULLDOWN, 1);

// UART1 - debug
HAL_PIN_Set(PAD_PA18, USART1_RXD, PIN_PULLUP, 1);
HAL_PIN_Set(PAD_PA19, USART1_TXD, PIN_PULLUP, 1);

// SPI1 - TFcard
HAL_PIN_Set(PAD_PA24, SPI1_DI, PIN_PULLDOWN, 1);
HAL_PIN_Set(PAD_PA25, SPI1_CLK, PIN_NOPULL, 1);
HAL_PIN_Set(PAD_PA27, SPI1_DIO, PIN_NOPULL, 1);
HAL_PIN_Set(PAD_PA28, SPI1_CS, PIN_NOPULL, 1);

//  #XTAL32K_XI
// HAL_PIN_Set(PAD_PA22, GPIO_A22, PIN_NOPULL, 1);
//  #XTAL32K_XO
// HAL_PIN_Set(PAD_PA23, GPIO_A23, PIN_NOPULL, 1);

// I2C2 - Sensor
HAL_PIN_Set(PAD_PA31, I2C2_SDA, PIN_PULLUP, 1);
HAL_PIN_Set(PAD_PA32, I2C2_SCL, PIN_PULLUP, 1);

// Key1 - Power key
/* Keep default pull-down unchanged. Uart download driver would use this
 * function, if pulldown is disabled, download driver would not work on the
 * board without external pull-down
 */
HAL_PIN_Set(PAD_PA34, GPIO_A34, PIN_NOPULL, 1);
// Key2
HAL_PIN_Set(PAD_PA26, GPIO_A11, PIN_NOPULL, 1);

// USBD
HAL_PIN_Set_Analog(PAD_PA35, 1); // USB_DP
HAL_PIN_Set_Analog(PAD_PA36, 1); // USB_DM

#if defined(BSP_USING_PWM3) || defined(BSP_USING_RGBLED_WITCH_PWM3)
HAL_PIN_Set(PAD_PA32, GPTIM2_CH1, PIN_PULLUP, 1); // RGB LED
#endif
// GPIOs

(3)修改触摸中断引脚

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config ASIC
    bool
    default y

config TOUCH_IRQ_PIN
    int
    default 42

config LCD_PWM_BACKLIGHT_INTERFACE_NAME
    string
    default "pwm2"

config LCD_PWM_BACKLIGHT_CHANEL_NUM
    int
    default 4

config LCD_BACKLIGHT_CONTROL_PIN
    int
    default 1