User's Manual

N
720 Hardware User Guide
Copyright © Neoway Technology Co., Ltd 8
V
IL
max=0.45V;
V
IH
min=1.35V;
V
IH
max=2.1V
UART2_CTS 51 DI Clear to send
V
OL
max=0.45V;
V
OH
min=1.35V;
1.8V
Leave it disconnected if you
do not use it.
UART2_RTS 52 DO Request to send
V
IL
min=-0.3V;
V
IL
max=0.45V;
V
IH
min=1.35V;
V
IH
max=2.1V
1.8V
Leave it disconnected if you
do not use it.
UIM
VUIM 35 PO UIM power supply output
1.8V USIM:
Vmax = 1.9V ;
Vmin = 1.7V;
3V USIM:
Vmax = 3.05V;
Vmin = 2.7V;
IO max =50mA
1.8V/3V
Compatible with 1.8/3V UIM
card
UIM_RESET 38 DO UIM reset
1.8V USIM:
V
OL
max = 0.45V;
V
OH
min = 1.35V;
3V USIM:
1.8V/3V