Luo Bob

B4860 gpio don't work

Discussion created by Luo Bob on Jul 4, 2019
Latest reply on Jul 5, 2019 by Yiping Wang

Hi support team:

our board use b4860, and some pins need to be configured as gpio

but most of them don't work as gpio function. we need your help

now only GPIO1_24 works as GPIO, because it only mux with IRQ04 and we have configure it as gpio in RCW,

the RCW as follows:
Reset Configuration Word (RCW):
00000000: 140e0018 0f001218 00000000 00000000
00000010: 52170000 a000a000 dc025000 a9000000
00000020: 01000000 00000000 00000000 0001a3f8
00000030: 00000000 14000020 00000000 00006011

but GPIO1_30/GPIO1_31/GPIO3_0/GPIO3_1/GPIO3_2 don't work

nee you help

thank you