PreorderGSM SMS GPRS Module Shield Serial Modem SIM900A for Arduino SIM900 A
Informasi Produk GSM SMS GPRS Module Shield Serial Modem SIM900A for Arduino SIM900 A
Modul SIM900A ini biasa digunakan oleh pecinta elektronik untuk merakit berbagai macam alat2 elektronik canggih berbasis sms, ^_^
The control interface of each pin description:
GND - GND
SIMR SIM900A RXD, TTL level, can not be directly connected to the 232 level
SIMT SIM900A TXD, TTL level, can not be directly connected to the 232 level
RST - SIM900A reset, active low
VCC_MCU when the SIM900A module and 5V TTL level communication, this pin is connected to DC 5V; when the level of communication of SIM900A and 3.3V TTL, this pin is connected to DC 3.3V.
VCC5----DC 5V input.
VCC4------DC3.5--4.5 input
Onboard Resources:
Serial port circuit(with protection)
Antenna interface circuit(SMA bend female port)
SIM card circuit(flip SIM slot)
4*3.5 fixture hole 4pcs
SIM900A serial port output terminal
Specifications:
Size:49mm x 47mm
Net Weight:28g
Weight: 38g
Package Included:
1 x SIM900A V4.0 kit
1x Power Cable
1x Antenna
Spesifikasi GSM SMS GPRS Module Shield Serial Modem SIM900A for Arduino SIM900 A
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