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-rwxr-xr-xnuttx/arch/arm/src/stm32/stm32_can.c6
-rwxr-xr-xnuttx/configs/stm3240g-eval/include/board.h9
2 files changed, 11 insertions, 4 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_can.c b/nuttx/arch/arm/src/stm32/stm32_can.c
index bf83773a9..5365601f7 100755
--- a/nuttx/arch/arm/src/stm32/stm32_can.c
+++ b/nuttx/arch/arm/src/stm32/stm32_can.c
@@ -1225,9 +1225,13 @@ static int can_cellinit(struct stm32_can_s *priv)
regval &= ~CAN_MCR_SLEEP;
can_putreg(priv, STM32_CAN_MCR_OFFSET, regval);
+ /* Configure CAN behavior. Priority driven request order, not message ID. */
+
+ regval |= CAN_MCR_TXFP;
+ can_putreg(priv, STM32_CAN_MCR_OFFSET, regval);
+
/* Enter initialization mode */
- regval = can_getreg(priv, STM32_CAN_MCR_OFFSET);
regval |= CAN_MCR_INRQ;
can_putreg(priv, STM32_CAN_MCR_OFFSET, regval);
diff --git a/nuttx/configs/stm3240g-eval/include/board.h b/nuttx/configs/stm3240g-eval/include/board.h
index f5a1ed2d5..bc11866f3 100755
--- a/nuttx/configs/stm3240g-eval/include/board.h
+++ b/nuttx/configs/stm3240g-eval/include/board.h
@@ -350,8 +350,8 @@
* TIM8_CH3OUT: PC8 MicroSDCard_D0 & MC
* Daughterboard Extension Connector, CN3, pin 18
*
- * TIM8_CH4OUT: PC9 MicroSDCard_D1 & I2S_CKIN (JP16)
- * Daughterboard Extension Connector, CN3, pin 15
+ * TIM8_CH4OUT: PC9 MicroSDCard_D1 & I2S_CKIN (Need JP16 open)
+ * Daughterboard Extension Connector, CN3, pin 17
*
* Others
*
@@ -377,10 +377,13 @@
# define GPIO_TIM8_CH1OUT GPIO_TIM8_CH1OUT_1
# if !defined(CONFIG_STM32_SDIO)
# define GPIO_TIM8_CH3OUT GPIO_TIM8_CH3OUT_1
-# define GPIO_TIM8_CH4OUT GPIO_TIM8_CH4OUT_1
# endif
#endif
+#if !defined(CONFIG_STM32_SDIO)
+# define GPIO_TIM8_CH4OUT GPIO_TIM8_CH4OUT_1
+#endif
+
/* CAN
*
* Connector 10 (CN10) is DB-9 male connector that can be used with CAN1 or CAN2.