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- Thu Dec 29, 2022 2:19 am
- Forum: ESP-IDF 中文讨论版
- Topic: 咨询ESP32S3的SPI时钟达不到80M，示波器看不到时钟
- Replies: 0
- Views: 1090
咨询ESP32S3的SPI时钟达不到80M，示波器看不到时钟
核心板是官方的 ESP32-S3-DevKitC-1 IDF版本5.0 SPI配置如下 #define SPI_PORT SPI2_HOST #define SPI_MISO GPIO_NUM_13 #define SPI_MOSI GPIO_NUM_11 #define SPI_CLK GPIO_NUM_12 #define SPI_CS GPIO_NUM_10 #define SPI_WP GPIO_NUM_14 #define SPI_HD GPIO_NUM_9 #define QPI_BUFFER_LEN 1024 static esp_err_t ret; static spi_de...