SIM340DZ EVB User Guide
4.3 J3---LCD & I/O
Figure 13: J3 Interface
LCD & I/O Interface Pin List:
Pin
Signal
I/O
Description
1
DISP_D0
I/O
Display data line
2 DISP_A0 O
Display data or address select
3 DISP_CLK O
Display clock output
4 NC
5 DISP_EN O
Display enable output
6 AUXADC1 I
Adc input
7
VBAT
I
VBAT
8
CHG_IN
I
Charger Input
9
GND
Ground
10
TEMP
I
For measure of the battery temperature
SIM340DZ-EVB_UGD_V2.01 Page 15 of 19
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