IoTGateway/BSP/Android/Gettingstarted/How to use GPIO

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Configuration/Test

Configuration

The i.MX 6 bank/bit notation for GPIOs must be formed as "GPIO<GPIO_bank>_IO<gpio_bit>" 

The numeric value of GPIO is calculated as follows:

32 x (gpio_bank- 1) + gpio_bit

E.g. GPIO2_IO04 becomes 36


ROM-3421
ROM7420
GPIO Number GPIO formed Numeric Representation
GPIO0 GPIO6_IO11 171
GPIO1
GPIO6_IO14 174
GPIO2
GPIO6_IO15
175
GPIO3
GPIO6_IO16 176
GPIO4
GPIO2_IO25
57
GPIO5
GPIO2_IO23
55
GPIO6
GPIO2_IO24
56
GPIO7
GPIO5_IO02
130