diff options
Diffstat (limited to 'os/hal/platforms/STM32/can_lld.h')
| -rw-r--r-- | os/hal/platforms/STM32/can_lld.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/os/hal/platforms/STM32/can_lld.h b/os/hal/platforms/STM32/can_lld.h index b7dff8ced..49498ef7b 100644 --- a/os/hal/platforms/STM32/can_lld.h +++ b/os/hal/platforms/STM32/can_lld.h @@ -29,6 +29,15 @@ #if CH_HAL_USE_CAN || defined(__DOXYGEN__)
+/*
+ * The following macros from the ST header file are replaced with better
+ * equivalents. + */
+#undef CAN_BTR_BRP
+#undef CAN_BTR_TS1
+#undef CAN_BTR_TS2
+#undef CAN_BTR_SJW
+
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
@@ -48,6 +57,17 @@ #define CAN_MAX_FILTERS 14
#endif
+#define CAN_BTR_BRP(n) (n) /**< @brief BRP field macro.*/
+#define CAN_BTR_TS1(n) ((n) << 16) /**< @brief TS1 field macro.*/
+#define CAN_BTR_TS2(n) ((n) << 20) /**< @brief TS2 field macro.*/
+#define CAN_BTR_SJW(n) ((n) << 24) /**< @brief SJW field macro.*/
+
+#define CAN_IDE_STD 0 /**< @brief Standard id. */
+#define CAN_IDE_EXT 1 /**< @brief Extended id. */
+
+#define CAN_RTR_DATA 0 /**< @brief Data frame. */
+#define CAN_RTR_REMOTE 1 /**< @brief Remote frame. */
+
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
|