Merge pull request #28 from libdriver/dev

libdriver · web-flow · commit 6c66584a5b77 · 2025-04-17T22:17:59.000+08:00
fix: change spi speed
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 1.0.9 (2025-04-17)
+
+## Bug Fixes
+
+- change spi speed
+
 ## 1.0.8 (2025-04-16)
 
 ## Bug Fixes
diff --git a/project/raspberrypi4b/driver/src/raspberrypi4b_driver_bmp390_interface.c b/project/raspberrypi4b/driver/src/raspberrypi4b_driver_bmp390_interface.c
@@ -124,7 +124,7 @@ uint8_t bmp390_interface_iic_write(uint8_t addr, uint8_t reg, uint8_t *buf, uint
  */
 uint8_t bmp390_interface_spi_init(void)
 {
-    return spi_init(SPI_DEVICE_NAME, &gs_spi_fd, SPI_MODE_TYPE_3, 1000 * 1000 * 2);
+    return spi_init(SPI_DEVICE_NAME, &gs_spi_fd, SPI_MODE_TYPE_3, 1000 * 1000);
 }
 
 /**
diff --git a/project/stm32f407/interface/src/spi.c b/project/stm32f407/interface/src/spi.c
@@ -101,7 +101,7 @@ uint8_t spi_init(spi_mode_t mode)
         g_spi_handle.Init.CLKPhase = SPI_PHASE_2EDGE;
     }
     g_spi_handle.Init.NSS = SPI_NSS_SOFT;
-    g_spi_handle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
+    g_spi_handle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
     g_spi_handle.Init.FirstBit = SPI_FIRSTBIT_MSB;
     g_spi_handle.Init.TIMode = SPI_TIMODE_DISABLE;
     g_spi_handle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;

Original file line number	Diff line number	Diff line change
`@@ -124,7 +124,7 @@ uint8_t bmp390_interface_iic_write(uint8_t addr, uint8_t reg, uint8_t *buf, uint`
`124`	`124`	`*/`
`125`	`125`	`uint8_t bmp390_interface_spi_init(void)`
`126`	`126`	`{`
`127`		`- return spi_init(SPI_DEVICE_NAME, &gs_spi_fd, SPI_MODE_TYPE_3, 1000 * 1000 * 2);`
	`127`	`+ return spi_init(SPI_DEVICE_NAME, &gs_spi_fd, SPI_MODE_TYPE_3, 1000 * 1000);`
`128`	`128`	`}`
`129`	`129`
`130`	`130`	`/**`
Original file line number	Diff line number	Diff line change
`@@ -101,7 +101,7 @@ uint8_t spi_init(spi_mode_t mode)`
`101`	`101`	`g_spi_handle.Init.CLKPhase = SPI_PHASE_2EDGE;`
`102`	`102`	`}`
`103`	`103`	`g_spi_handle.Init.NSS = SPI_NSS_SOFT;`
`104`		`- g_spi_handle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;`
	`104`	`+ g_spi_handle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;`
`105`	`105`	`g_spi_handle.Init.FirstBit = SPI_FIRSTBIT_MSB;`
`106`	`106`	`g_spi_handle.Init.TIMode = SPI_TIMODE_DISABLE;`
`107`	`107`	`g_spi_handle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;`