From ad648dd40afc4626caa2547664f21f53f416ca50 Mon Sep 17 00:00:00 2001 From: Paul Guenette Date: Wed, 2 Feb 2022 19:09:05 -0500 Subject: [PATCH] Reduce SPI slew rate to reduce ringing --- Firmware/Board/v3/Src/spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Firmware/Board/v3/Src/spi.c b/Firmware/Board/v3/Src/spi.c index cde8d47f..8890a622 100644 --- a/Firmware/Board/v3/Src/spi.c +++ b/Firmware/Board/v3/Src/spi.c @@ -104,7 +104,7 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle) GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_12; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLDOWN; // Idle clock and MOSI low. - GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; + GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM; GPIO_InitStruct.Alternate = GPIO_AF6_SPI3; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);