From 544334a526a64fbe1f15f376b4a731890fcc8673 Mon Sep 17 00:00:00 2001 From: tianjialong Date: Tue, 14 Mar 2023 14:44:55 +0800 Subject: [PATCH] CPOL=0,CPHA=1 --- app/Core/Src/spi.c | 2 +- app/MDK-ARM/app.uvguix.29643 | 4 ++-- app/app.ioc | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/app/Core/Src/spi.c b/app/Core/Src/spi.c index 3577935..2041b57 100644 --- a/app/Core/Src/spi.c +++ b/app/Core/Src/spi.c @@ -41,7 +41,7 @@ void MX_SPI1_Init(void) hspi1.Init.Mode = SPI_MODE_MASTER; hspi1.Init.Direction = SPI_DIRECTION_2LINES; hspi1.Init.DataSize = SPI_DATASIZE_8BIT; - hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH; + hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; hspi1.Init.CLKPhase = SPI_PHASE_2EDGE; hspi1.Init.NSS = SPI_NSS_SOFT; hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_256; diff --git a/app/MDK-ARM/app.uvguix.29643 b/app/MDK-ARM/app.uvguix.29643 index 6d3dd41..510e192 100644 --- a/app/MDK-ARM/app.uvguix.29643 +++ b/app/MDK-ARM/app.uvguix.29643 @@ -1806,7 +1806,7 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898 diff --git a/app/app.ioc b/app/app.ioc index 517dfc7..b950d72 100644 --- a/app/app.ioc +++ b/app/app.ioc @@ -147,7 +147,7 @@ RCC.VCOOutputFreq_Value=128000000 RCC.VCOSAI1OutputFreq_Value=128000000 SPI1.BaudRatePrescaler=SPI_BAUDRATEPRESCALER_256 SPI1.CLKPhase=SPI_PHASE_2EDGE -SPI1.CLKPolarity=SPI_POLARITY_HIGH +SPI1.CLKPolarity=SPI_POLARITY_LOW SPI1.CalculateBaudRate=250.0 KBits/s SPI1.DataSize=SPI_DATASIZE_8BIT SPI1.Direction=SPI_DIRECTION_2LINES