Function drv_lcd_cmd

bsp/k210/drivers/drv_lcd.c:140–147

static struct lcd_8080_device _lcddev;

static void drv_lcd_cmd(lcd_8080_device_t lcd, rt_uint8_t cmd)
{
    gpiohs_set_pin(lcd->dc_pin, GPIO_PV_LOW);
    spi_init(lcd->spi_channel, SPI_WORK_MODE_0, SPI_FF_OCTAL, 8, 0);
    spi_init_non_standard(lcd->spi_channel, 8 /*instrction length*/, 0 /*address length*/, 0 /*wait cycles*/,
                          SPI_AITM_AS_FRAME_FORMAT /*spi address trans mode*/);
    spi_send_data_normal_dma(lcd->dma_channel, lcd->spi_channel, lcd->cs, &cmd, 1, SPI_TRANS_CHAR);
}

static void drv_lcd_data_byte(lcd_8080_device_t lcd, rt_uint8_t *data_buf, rt_uint32_t length)
{