Protab: More PWM

[home-hw.git] / lib / modbus.h

diff --git a/lib/modbus.h b/lib/modbus.h
index cb926e39fc23134544bf7030fa9d11346255ab93..8fd3751a365e92f615e8f8951a3ee5f5a7e5240a 100644 (file)
--- a/lib/modbus.h
+++ b/lib/modbus.h
@@ -10,6 +10,9 @@
 void modbus_init(void);
 void modbus_loop(void);
 
+// If a call-back wants to signal a slave error in the reply
+void modbus_slave_error(void);
+
 // Callbacks
 
 bool modbus_check_discrete_input(u16 addr);