AFE-E630 COM0、COM1 - Revision history

Xingxing.li at 01:03, 18 December 2024

2024-12-18T01:03:44Z

2024-12-18T01:02:33Z

2024-12-18T00:57:51Z

2024-12-18T00:57:02Z

‎Send and Receive Data

2024-12-17T09:20:57Z

2024-12-17T08:47:51Z

2024-12-11T05:48:30Z

New page

[[File:AFE-E630 COM0 1.png]]

[[File:AFE-E630 COM0 10.png]]

@@ Line 5: / Line 5: @@
 [[File:AFE-E630 COM0 10.png|RTENOTITLE]]
 === '''Configure RS232 or RS485''' ===
@@ Line 33: / Line 31: @@
 <pre># stty -F /dev/ttyS3 115200 cs8 -parenb -cstopb -crtscts
 </pre>
 === '''Send and Receive Data''' ===

@@ Line 6: / Line 6: @@
 [[File:AFE-E630 COM0 10.png|RTENOTITLE]]
 === '''Configure RS232 or RS485''' ===
@@ Line 33: / Line 34: @@
 </pre>
+&nbsp;
 === '''Send and Receive Data''' ===
@@ Line 47: / Line 48: @@
 COM0_RS485-=>COM1_RS485-
-[[File:AFE-E630 COM0 COM1-RS485 1.png|600x220px]]
+[[File:AFE-E630 COM0 COM1-RS485 1.png|600x220px|AFE-E630 COM0 COM1-RS485 1.png]]
 Taking COM0 as receiver and COM1 as sender(RS485)&nbsp;:

@@ Line 32: / Line 32: @@
 <pre># stty -F /dev/ttyS3 115200 cs8 -parenb -cstopb -crtscts
 </pre>
@@ Line 46: / Line 47: @@
 COM0_RS485-=>COM1_RS485-
-[[File:AFE-E630 COM0 COM1-RS485 1.png]]
+[[File:AFE-E630 COM0 COM1-RS485 1.png|600x220px]]
 Taking COM0 as receiver and COM1 as sender(RS485)&nbsp;:

@@ Line 32: / Line 32: @@
 <pre># stty -F /dev/ttyS3 115200 cs8 -parenb -cstopb -crtscts
 </pre>
 === '''Send and Receive Data''' ===
@@ Line 45: / Line 46: @@
 COM0_RS485-=>COM1_RS485-
-<span style="background-color:#e74c3c;">贴一张图片</span>
+[[File:AFE-E630 COM0 COM1-RS485 1.png]]
-Taking COM0 as receiver and COM1 as sender(RS485) :
+Taking COM0 as receiver and COM1 as sender(RS485)&nbsp;:
 <pre># #---- COM0 as receiver ----# #
 # stty -F /dev/ttyS3 115200 cs8 -cstopb -parenb -crtscts
@@ Line 59: / Line 60: @@
 pass</pre>
-[[File:AFE-E630 COM0 COM1-RS485.png]]
+[[File:AFE-E630 COM0 COM1-RS485.png|RTENOTITLE]]
 Note:

@@ Line 5: / Line 5: @@
 [[File:AFE-E630 COM0 10.png|RTENOTITLE]]
 === '''Configure RS232 or RS485''' ===
@@ Line 32: / Line 33: @@
 </pre>
-&nbsp;
+=== '''Send and Receive Data''' ===

← Older revision		Revision as of 08:47, 17 December 2024
Line 1:		Line 1:

−	~~[[File:AFE-E630 COM0 1.png]]~~	+	=== '''UART（RS232 or RS485）''' ===

−	[[File:AFE-E630 COM0 10.png]]	+	[[File:AFE-E630 COM0 1.png\|RTENOTITLE]]
		+
		+	[[File:AFE-E630 COM0 10.png\|RTENOTITLE]]
		+
		+	=== '''Configure RS232 or RS485''' ===
		+
		+	Only ttyS3 and ttyS4 support RS485 mode and the default mode is RS485. Set RS232 or RS485 separately (0 means to RS232; 1 means to RS485):<br/> '''Set ttyS3 to RS232 mode and ttyS4 to RS232 mode'''
		+	<pre># fw_setenv uart_mode_cpu 3:0,4:0
		+	# reboot
		+	</pre>
		+
		+	'''Set ttyS3 to RS232 mode and ttyS4 to RS485 mode'''
		+	<pre># fw_setenv uart_mode_cpu 3:0,4:1
		+	# reboot
		+	</pre>
		+
		+	'''Set ttyS3 to RS485 mode and ttyS4 to RS232 mode.'''
		+	<pre># fw_setenv uart_mode_cpu 3:1,4:0
		+	# reboot
		+	</pre>
		+
		+	'''Set ttyS3 to RS485 mode and ttyS4 to RS485 mode.'''
		+	<pre># fw_setenv uart_mode_cpu 3:1,4:1
		+	# reboot
		+	</pre>
		+
		+	For example, set COM0 ,“Baud rate” to 115200 ,“Data bits” to 8,“Stop bits” to 1,“Parity” to None,“Flow control” to None.
		+	<pre># stty -F /dev/ttyS3 115200 cs8 -parenb -cstopb -crtscts
		+	</pre>
		+
		+