User Guide

User Guide
iolinker Evaluation Board JI11x-81L-B
2 Pin Configurations
Pin Designation Function Pin Designation Function
A1 GND – E6 P22 GPIO
A2 IN1 Slave address[0] LSB E7 P23 GPIO
A3 IN2 Slave address[1] E8 P24 GPIO
A4 VCCIO – E9 VCC –
A5 IN3 Slave address[2] F1 P25 GPIO
A6 IN4 Slave address[3] F2 P26 GPIO
A7 P1 GPIO / TDI F3 VCC –
A8 P2 GPIO / Push button F4 P27 GPIO
A9 GND – F5 P28 GPIO
B1 P3 GPIO / DONE F6 P29 GPIO
B2 P4 GPIO / LED F7 P30 GPIO
B3 P5 GPIO / LED F8 P31 GPIO
B4 P6 GPIO F9 VCCIO –
B5 P7 GPIO G1 COM4 NC
1
,
SPI SS
2
,
NC
3
B6 CLK Optional G2 P32 GPIO
B7 P8 GPIO / TDO G3 P33 GPIO
B8 IN5 Slave address[4] G4 P34 GPIO
B9 IN6 Slave address[5] G5 GND –
C1 P9 GPIO / INITN G6 VCCIO –
C2 P10 GPIO / PROGRAMN G7 P35 GPIO
C3 IN7 Slave address[6] MSB G8 P36 GPIO
C4 VCC – G9 P37 GPIO
C5 VCCIO – H1 COM2 UART RX
1
,
SPI MOSI
2
,
NC
3
C6 EN Chip enable, pull low
to activate
H2 P38 GPIO
C7 VCCIO – H3 P39 GPIO
C8 INT Interrupt output H4 P40 GPIO
C9 VCCIO – H5 P41 GPIO
D1 VCC – H6 P42 GPIO
Table 2: Pin description WLCSP-81
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