<![CDATA[PLUS Module problem about PORTB and PORTC]]>PORTB(GPIO) and PORTC(UART) of the PLUS Module looks like that both the color of the connector and the silk printing are reversed.
0_1548500425337_PLUS.jpg

]]>https://community.m5stack.com/topic/543/plus-module-problem-about-portb-and-portcRSS for NodeWed, 29 Apr 2026 01:00:35 GMTSat, 26 Jan 2019 11:00:49 GMT60<![CDATA[Reply to PLUS Module problem about PORTB and PORTC on Sun, 31 Mar 2019 06:48:47 GMT]]>@tokuhira said in PLUS Module problem about PORTB and PORTC:

Please check your PLUS.
0_1553865298675_swapped-ports.jpg

Thats wrong
A0 and A1 are connected to the black port, Rx and TX are connected to the blue port.

]]>https://community.m5stack.com/post/3466https://community.m5stack.com/post/3466Sun, 31 Mar 2019 06:48:47 GMT<![CDATA[Reply to PLUS Module problem about PORTB and PORTC on Sun, 31 Mar 2019 02:08:41 GMT]]>@tokuhira
I have checked it. My PLUS is same as yours.

The picture from docs is wrong.

0_1553998103067_module_plus_01.png

]]>https://community.m5stack.com/post/3457https://community.m5stack.com/post/3457Sun, 31 Mar 2019 02:08:41 GMT<![CDATA[Reply to PLUS Module problem about PORTB and PORTC on Fri, 29 Mar 2019 13:15:32 GMT]]>Please check your PLUS.
0_1553865298675_swapped-ports.jpg

]]>https://community.m5stack.com/post/3445https://community.m5stack.com/post/3445Fri, 29 Mar 2019 13:15:32 GMT<![CDATA[Reply to PLUS Module problem about PORTB and PORTC on Thu, 21 Mar 2019 08:53:51 GMT]]>@tokuhira the colors are right.

Default:

RED -> GROVE A (IIC)
BLACK -> GROVE B (GPIO)
BLUE -> GROVE C (UART)

]]>https://community.m5stack.com/post/3367https://community.m5stack.com/post/3367Thu, 21 Mar 2019 08:53:51 GMT