Specifications

Hardware Specifications

[FLASH]QSPI flash 4MB /16MB
[SRAM]520 kB SRAM
[Button]Reset
[USB to TTL]4MB CP2104 or CH9102F (Currently only compatible with Windows because of the Mac system updates , uploading programs with the MAC system isnot supported)
[Modular interface]UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、ADC、DACLNApre-amplifier
[Working voltage]2.7V-4.2V
[Working current]About 67MA
[Sleep current]About 350uA
[Working temperature range]-40℃ ~ +85℃
[Size&Weight]51.52*25.04*8.54mm(7.81g)

Power Supply Specifications

[Power Supply]USB 5V/1A
[Charging current]500mA
[Battery]3.7V lithium battery
[JST Connector]2Pin 1.25mm

Wi-Fi

[Standard]FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC（esp32 chip）
[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

[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

[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

Shipping List

1* TTGO T-Display（4MB CP2104 Chip）
1* Charging Cable
2* Pin

Pinout

Arduino 

Install Board Manager

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