From 1a93baacaab875010f169dd6eed6867fc28f4c67 Mon Sep 17 00:00:00 2001
From: Jimmy Hu <jimmy.hu@tibbo.com>
Date: Tue, 12 Sep 2023 18:11:13 +0800
Subject: [PATCH] delays for modbus ser.send

---
 modbus/modbus.tbs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modbus/modbus.tbs b/modbus/modbus.tbs
index bf36440..9514b68 100644
--- a/modbus/modbus.tbs
+++ b/modbus/modbus.tbs
@@ -354,7 +354,11 @@ sub modbus_proc_ser_data_sent()
 	 		AND modbus_request_queue(modbus_queue_start).protocol=modbus_RTU then
 			modbus_request_queue(modbus_queue_start).timestamp=sys.timercountms
 			dim data as string=modbus_master_get_request(modbus_request_queue(modbus_queue_start))
+			ser.rxclear()
 			ser.txclear()
+			dim targ as dword=sys.timercountms+1
+			while sys.timercountms<targ
+			wend
 			ser.setdata(data)
 			ser.send()
 		end if