STM32 example done, not tested

1 files changed, 5 insertions, 0 deletions

diff --git a/src/modbus.h b/src/modbus.h
index 48f7bb5..f556c0b 100644
--- a/src/modbus.h
+++ b/src/modbus.h
@@ -39,6 +39,11 @@ typedef enum {
 extern MB_StatusTypeDef (*MB_UART_Tx)(void*, uint16_t*, uint8_t*, uint8_t*);
 extern MB_StatusTypeDef (*MB_UART_Rx)(void*, uint16_t*, uint8_t*, uint8_t*);
 
+
+MB_StatusTypeDef modbus_transaction(uint8_t func, modbus_slave_device *device,
+				     uint16_t rw_addr, int read_num,
+				     uint16_t write_value);
+
 MB_StatusTypeDef ReadHoldingRegisters(modbus_slave_device *device,
 				      uint16_t reg_addr,
 				      int read_num);