LILYGO® TTGO T-Call V1.4 SIM800L ESP32 Wireless Module SIM Antenna WiFi Bluetooth Development Expand Board Devkit for Arduino.
Specifications
| MCU | ESP32 |
| GSM/GPRS | SIM800L |
| SIM Nano Card Slot | Yes [2G] |
| ESP32 | |
| Clock Speed | 240Mhz |
| Flash | 4MB |
| PSRAM | 8MB |
| Wireless Connectivity | Wi-Fi: 802.11 b/g/n Bluetooth: v4.2 BR/EDR and BLE |
| Button | EN |
| Charging IC | IP5306 |
| Serial Chip | CH9102 |
| Peripheral Interfaces | I2C、SPI、UART、SDIO、、I2S、CAN |
| Power Supply | Support USB Type-C / Li-Po Battery Dual Power Supply
JST Connect type : JST PH 2pin 2.0mm [USB can power the battery] |
| Others | Supports pin extension of Mic and Speaker
[Ship without mic and speaker by default] |
Notice
- Connect the power supply, click to start, after the start, click to reset, and click twice to shut down.
- Due to the working mode of the IP5306 chip, will restart when switching the power supply mode. If require in the application scenario, recommend buying the AXP192@PMU version.
Board Dimensions
CAUTION
Packing List
1 X T-Call V1.4
1 X Power Cable(PH 2pin 2.0mm)
1 X SIM Antenna(~7 cm)
2 X Pin
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