Ttgo T-call V1.4 Esp32 Sim800l Gsm Module Upgraded Version Of V1.3
Ttgo T-call V1.4 Esp32 Sim800l Gsm Module Upgraded Version Of V1.3
SKU:B242,L2,Th1
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The TTGO T-Call is an ESP32 development board that combines a SIM800L GSM module and ESP32 Module. Besides Wi-Fi and Bluetooth, you can communicate with this ESP32 board using SMS or phone calls. Additionally, you can connect the ESP32 to the internet using your SIM card data plan. This is great for IoT projects that don’t have access to a nearby router via Wi-Fi.
Here is the introduction video of this board.
| Hardware Specifications | |
| Chipset | ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor |
| FLASH | QSPI flash 4MB / PSRAM 8MB |
| SRAM | 520 kB SRAM |
| Button | Reset |
| USB to TTL | CP2104 |
| Modular interface | UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA pre-amplifier |
| On-board clock | 40MHz crystal oscillator |
| Working voltage | 2.7V-3.6V |
| Working current | About 70mA |
| Sleep current | About 1.1mA |
| SIM card | Only supports Nano SIM card |
| Working temperature range | -40℃ ~ +85℃ |
| Size&Weight | 78.83mm*28.92mm*8.06mm(11.77g) |
| Power Supply Specifications | |
| Power Supply | USB 5V/1A |
| Charging current | 500mA |
| Battery | 3.7V lithium battery |
| JST Connector | 2Pin 1.25mm |
| USB | Type-C |
| Wi-Fi | Description |
| Standard | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC |
| Protocol | 802.11 b/g/n(802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval |
| Frequency range | 2.4GHz~2.5GHz(2400M~2483.5M) |
| Transmit Power | 22dBm |
| Communication distance | 300m |
| Bluetooth | Description |
| Protocol | meet bluetooth v4.2BR/EDR and BLE standard |
| Radio frequency | with -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH |
| Audio frequency | CVSD&SBC audio frequency |
| Software specification | Description |
| Wi-Fi Mode | Station/SoftAP/SoftAP+Station/P2P |
| Security mechanism | WPA/WPA2/WPA2-Enterprise/WPS |
| Encryption Type | AES/RSA/ECC/SHA |
| Firmware upgrade | UART download/OTA（Through network/host to download and write firmware） |
| Software Development | Support cloud server development /SDK for user firmware development |
| Networking protocol | IPv4、IPv6、SSL、TCP/UDP/HTTP/FTP/MQTT |
| User Configuration | AT + Instruction set, cloud server, android/iOSapp |
| OS | FreeRTOS |
More Information:
https://github.com/Xinyuan-LilyGO/LilyGo-T-Call-SIM800
Windows Driver Link：
http://www.wch.cn/downloads/CH343SER_EXE.html
T-Call V1.4 Pin Diagram:
Connect the power supply, click to start, after start, click to reset,clicktwice to shut down
More Information: https://github.com/Xinyuan-LilyGO/TTGO-T-Call
Package includes:
- 1 x T-Call V1.3
- 1 x Power cord
- 2 x Pin header
- 1 x GPRS antenna (9cm)
Description
The TTGO T-Call is an ESP32 development board that combines a SIM800L GSM module and ESP32 Module. Besides Wi-Fi and Bluetooth, you can communicate with this ESP32 board using SMS or phone calls. Additionally, you can connect the ESP32 to the internet using your SIM card data plan. This is great for IoT projects that don’t have access to a nearby router via Wi-Fi.
Here is the introduction video of this board.
| Hardware Specifications | |
| Chipset | ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor |
| FLASH | QSPI flash 4MB / PSRAM 8MB |
| SRAM | 520 kB SRAM |
| Button | Reset |
| USB to TTL | CP2104 |
| Modular interface | UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA pre-amplifier |
| On-board clock | 40MHz crystal oscillator |
| Working voltage | 2.7V-3.6V |
| Working current | About 70mA |
| Sleep current | About 1.1mA |
| SIM card | Only supports Nano SIM card |
| Working temperature range | -40℃ ~ +85℃ |
| Size&Weight | 78.83mm*28.92mm*8.06mm(11.77g) |
| Power Supply Specifications | |
| Power Supply | USB 5V/1A |
| Charging current | 500mA |
| Battery | 3.7V lithium battery |
| JST Connector | 2Pin 1.25mm |
| USB | Type-C |
| Wi-Fi | Description |
| Standard | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC |
| Protocol | 802.11 b/g/n(802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval |
| Frequency range | 2.4GHz~2.5GHz(2400M~2483.5M) |
| Transmit Power | 22dBm |
| Communication distance | 300m |
| Bluetooth | Description |
| Protocol | meet bluetooth v4.2BR/EDR and BLE standard |
| Radio frequency | with -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH |
| Audio frequency | CVSD&SBC audio frequency |
| Software specification | Description |
| Wi-Fi Mode | Station/SoftAP/SoftAP+Station/P2P |
| Security mechanism | WPA/WPA2/WPA2-Enterprise/WPS |
| Encryption Type | AES/RSA/ECC/SHA |
| Firmware upgrade | UART download/OTA（Through network/host to download and write firmware） |
| Software Development | Support cloud server development /SDK for user firmware development |
| Networking protocol | IPv4、IPv6、SSL、TCP/UDP/HTTP/FTP/MQTT |
| User Configuration | AT + Instruction set, cloud server, android/iOSapp |
| OS | FreeRTOS |
More Information:
https://github.com/Xinyuan-LilyGO/LilyGo-T-Call-SIM800
Windows Driver Link：
http://www.wch.cn/downloads/CH343SER_EXE.html
T-Call V1.4 Pin Diagram:
Connect the power supply, click to start, after start, click to reset,clicktwice to shut down
More Information: https://github.com/Xinyuan-LilyGO/TTGO-T-Call
Package includes:
- 1 x T-Call V1.3
- 1 x Power cord
- 2 x Pin header
- 1 x GPRS antenna (9cm)