Neo_M660A GPRS Module Hardware User Guide
Copyright © Neoway Technology Co., Ltd
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Table of Tables
Table 1-1
M660A specifications .............................................................................................................. 2
Table 2-1
M660A pin definition .............................................................................................................. 5
Table 3-1
Power supply and switch interface .......................................................................................... 9
Table 3-2
UART .................................................................................................................................... 16
Table 3-3
USB interface ........................................................................................................................ 18
Table 3-4
DTR and RING pins .............................................................................................................. 19
Table 3-5
SIM card interface ................................................................................................................. 20
Table 3-6
LED indicator ........................................................................................................................ 22
Table 3-7
Audio interface ...................................................................................................................... 23
Table 4-1
Electric feature of the module ............................................................................................... 27
Table 4-2
Temperature Feature .............................................................................................................. 27
Table 4-3
Current feature ....................................................................................................................... 28
Table 4-4
ESD feature of the module .................................................................................................... 29
Table 5-1
Work band ............................................................................................................................. 30
Table 5-2
Transmitting power (GSM850&EGSM900) ......................................................................... 30
Table 5-3
Transmitting power (DCS1800&PCS1900) .......................................................................... 30