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不吃油炸鸡
2026-03-16 09:23:09 +08:00
parent ce9093cf8c
commit 70edade577
1 changed files with 2 additions and 0 deletions
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software/Power_Pico/BSP/LCD/lcd.c
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@@ -71,6 +71,8 @@ void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi)
{
if (hspi->Instance == SPI2)
{
// 确保最后一位数据离开 STM32 的移位寄存器
while (hspi->Instance->SR & SPI_FLAG_BSY);
// 通知 LVGL 渲染结束，执行回调函数
if (lcd_ready_cb) {
LCD_CallbackFunc_t func = (LCD_CallbackFunc_t)lcd_ready_cb;