Description
Description
SIM800L GPRS GSM Module – Quad-Band TTL Serial Port
Pinout Configuration of SIM800L GPRS GSM Module
|
Pin Number |
Pin Name |
Description |
|
1 |
NET |
External antenna attachment pin |
|
2 |
VCC |
Power supply pin, 3.4V to 4.4V input |
|
3 |
RST |
Reset pin, pull low for 100ms to perform hard reset |
|
4 |
RXD |
Serial data input |
|
5 |
TXD |
Serial data output |
|
6 |
GND |
Module ground reference |
|
7, 8 |
SPK |
Speaker differential output |
|
9, 10 |
MIC |
Microphone differential input |
|
11 |
DTR |
Serial data terminal ready pin, pull high to enable sleep mode |
|
12 |
RING |
Interrupt output, active low |
Specifications of SIM800L GPRS GSM Module
| IC Chip | SIM800L |
| Operating Voltage (VDC) | 3.7 ~ 4.2 |
| Peak Current (A) | 2 |
| Shipment Weight | 0.01 kg |
| Shipment Dimensions | 9 × 6 × 3 cm |
Applications of SIM800L GPRS GSM Module
- Home automation
- Emergency systems
- Remote sensing
- Communication
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