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Description
The T-Journal is a cheap ESP32 Camera Development Board that features an OV2640 camera, an antenna, a 0.91-inch OLED display, some exposed GPIOs, and a micro-USB interface. It makes it easy and quick to upload code to the board.
Specifications
- Chipset Expressif-ESP32-PCIO-D4 240 MHz Xtensa single-/dual-core 32-bit LX6 microprocessor
- FLASH QSPI flash/SRAM, up to 4x 16 MB
- SRAM 520 kB SRAM
- KEY reset, IO32
- Display 0.91' SSD1306
- Power indicator lamp red
- USB to TTL CP2104
- Camera OV2640, 2 Megapixel
- Steering engine analog servo
- On-board clock 40 MHz crystal oscillator
- Working voltage 2.3-3.6 V
- Working current about 160 mA
- Working temperature range -40℃ ~ +85℃
- Size 64.57 x 23.98 mm
- Power Supply USB 5 V/1 A
- Charging current 1 A
- Battery 3.7 V lithium battery
WiFi
- Standard FCC/CE/TELEC/KCC/SRRC/NCC (ESP32-chip)
- Protocol 802.11 b/g/n/e/i (802.11n, speed up to 150 Mbps) A-MPDU and A-MSDU polymerization, support 0.4 μS Protection interval
- Frequency range 2.4 GHz~2.5 GHz (2400 M ~ 2483.5 M)
- Transmit Power 22 dBm
- Communication distance 300m
Bluetooth
- Protocol meet bluetooth v4.2BR/EDR and BLE standard
- Radio frequency with -98 dBm sensitivity NZIF receiver Class-1, Class-2 & Class-3 emitter AFH
- Audio frequency CVSD & SBC audio frequency
Software
- Wifi 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/iOS app
- OS FreeRTOS
Included
- 1x ESP32 Camera Module (Normal Lens)
- 1x Wi-Fi Antenna
- 1x Power Line
