29
3. Details of hardware
MB86R11
Evaluation Board
MB86R11EVB Hardware Manual
3.2.10.
GPIO
MB86R11 has 126 channels as the GPIO interface. The GPIO interface of 10 channels is used in the Base
board. They are connected to a tact switch, LED, and a general-purpose connector. The 6 channels are used
for the tact switch, and the 4 channels are used for LED and the pin header.
In addition, GPIO19-21 is used for the power supply control of the SD card.
Table 3-28 GPIO
No.
Item
Model number
Manufacturer
Quantity
Remarks
1 LED
SML-310MT
ROHM
4 Green
2
Tact switch
SKRPABE010
ALPS ELECTRIC
6
3 General-purpose
connector
OQW-11-4.2-03PW
Mac8
1
2 row, 6 poles
Figure 3-4 GPIO circuit
Table 3-29 GPIO pin assignment
No
Signal name
I/O
Description
1 GND
- Ground
2 GPIO[11]
IO LED0
3 GPIO[12]
IO LED1
4 GPIO[13]
IO LED2
5 GPIO[14]
IO LED3
6 GND
- Ground
