This commit implements RS485 RX/TX switching and RTS/CTS flow control for the IMXRT family. It has been tested on 1020 but I don't see any reason for issues on any other family member.

2026-06-04 23:03:27 +08:00 · 2019-05-30 13:44:08 -06:00
parent 64feadfc21
commit 173897afb9
6 changed files with 430 additions and 101 deletions
@@ -81,6 +81,12 @@ config SERIAL_IFLOWCONTROL
 	bool
 	default n

+config SERIAL_RS485CONTROL
+	bool
+	default n
+	---help---
+		Use RTS pin to control RS485 direction (Asserted while transmitting).
+
 config SERIAL_OFLOWCONTROL
 	bool
 	default n