Quectel M20 User Manual

M20 EVB User Guide
15 TXD0 O 36 RTS1 I
16 RXD1 I 35 DTR0 I
17 RXD0 I 34 RTS0 I
18 VRTC I/O 33 Reserve
19 VCHG I 32 RI0 O
20 Reserve O 31 VDD_EXT O
21 GND 30 VBAT I
22 GND 29 VBAT I
23 GND 28 VBAT I
24 GND 27 VBAT I
25 GND 26 VBAT I
M20_EVB_UGD_V1.01 - 27 -
Quectel

Quectel M20 Specifications

General

Brand	Quectel
Model	M20
Category	GSM/GPRS Modules
Language	English