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Development board with ESP32-S3 and A7670E modem - Waveshare 26749
ID: 1190055
5906623486816
zł193.69
Tax included
zł157.47 tax excl.
Development board for IoT applications, cellular communication and remote monitoring systems, equipped with ESP32-S3R8 and the A7670E-FASE module supporting LTE Cat-1, 2G and GNSS. It offers 2.4 GHz WiFi and Bluetooth LE connectivity, 8 MB PSRAM, 16 MB Flash, a camera interface, microSD/TF card slot, and power supply and charging circuits for USB, a 18650 battery or a solar panel. The current kit version includes an OV5640 camera. Waveshare ESP32-S3-A7670E-4G-EN, rev. 2.0
Description
The board uses an ESP32-S3R8 with a dual-core Xtensa 32-bit LX7 processor clocked at up to 240 MHz, 512 KB SRAM, 384 KB ROM and 8 MB PSRAM, complemented by 16 MB of external Flash memory. The ESP32-S3 provides 2.4 GHz WiFi and Bluetooth LE 5.0 connectivity, while the A7670E-FASE module supports LTE Cat-1 and 2G communication, GPS, BeiDou and GLONASS positioning, as well as telephone calls and SMS messages. The maximum LTE data rate is 10 Mbps for download and 5 Mbps for upload. The board can also operate as a portable 4G access point, sharing the cellular connection over WiFi.
| 1. ESP32-S3R8 | 18. Solar panel input interface (5 V / 6 V / 9 V / 12 V / 18 V) |
| 2. A7670E-FASE | 19. Onboard antenna |
| 3. EA3036C - 3-channel DC-DC power supply IC | 20. ESP32-S3 WiFi antenna IPEX 1 connector |
| 4. ETA6098 - battery charging IC | 21. GNSS antenna IPEX 1 connector |
| 5. CN3791 - solar charging IC | 22. LTE antenna IPEX 1 connector |
| 6. MAX17048G - battery level measurement IC | 23. WS2812B RGB LED |
| 7. CH343 - UART-USB converter | 24. Power indicator |
| 8. CH334 - USB hub | 25. Battery reverse polarity indicator |
| 9. W25Q128JVSIQ - external 16 MB Flash memory | 26. Solar power input indicator |
| 10. FSUSB42UMX - USB switch | 27. Network status indicator |
| 11. TXB0104PWR - voltage level translator | 28. Solar panel input voltage selection (5 V by default) |
| 12. 24-pin camera interface (compatible with OV5640 / OV2640) | 29. SY8105IADC - external input DC-DC converter |
| 13. microSD / TF card slot | 30. DIP switches (CAM, HUB, 4G, USB) |
| 14. USB Type-C port | 31. Battery power ON/OFF switch |
| 15. RESET button | 32. 18650 battery holder |
| 16. BOOT button | 33. Microphone input |
| 17. Nano SIM card slot | 34. Speaker output |
The extensive onboard equipment includes a 24-pin camera interface, microSD/TF card slot, microphone, speaker output, WS2812B RGB LED and 38-pin expansion header. The power supply system supports a USB Type-C port, a 18650 Li-Ion battery or an external 3.7 V battery connected via VBAT, as well as solar panel charging. The onboard circuits provide battery charging, battery level measurement and reverse polarity protection. DIP switches allow control of the camera, USB hub and 4G module power supply, as well as switching USB to the A7670E. The available interfaces and onboard features allow the board to be used in outdoor monitoring, IoT devices, GNSS positioning systems, home automation and devices requiring cellular network access.
Features
- Microcontroller and memory
- Hardware revision: rev. 2.0
- Microcontroller: ESP32-S3R8
- Processor: dual-core Xtensa 32-bit LX7
- Maximum clock frequency: 240 MHz
- SRAM: 512 KB
- ROM: 384 KB
- PSRAM: 8 MB
- External Flash memory: 16 MB
- Cellular connectivity and GNSS
- Cellular module: A7670E-FASE
- Cellular network standard: LTE Cat-1 / 2G
- LTE-FDD bands: B1, B3, B5, B7, B8, B20
- Maximum LTE upload speed: 5 Mbps
- Maximum LTE download speed: 10 Mbps
- Telephone call and SMS support
- GNSS: GPS, BeiDou, GLONASS
- GNSS and LTE antenna connectors: IPEX 1
- Wireless connectivity
- WiFi: 2.4 GHz
- Bluetooth: Bluetooth LE 5.0
- External WiFi antenna connector: IPEX 1
- Camera, audio and storage
- Camera interface: 24-pin
- Supported cameras: including OV5640 and OV2640
- Camera included in the kit: OV5640
- Memory card slot: microSD/TF
- Microphone input
- Speaker output
- RGB LED: WS2812B
- Interfaces
- SIM card slot: Nano SIM
- USB port: USB Type-C
- UART-USB converter: CH343
- USB hub: CH334
- Expansion header: 38-pin
- Logic level: 3.3 V
- DIP switches: CAM, HUB, 4G, USB
- Power supply and battery
- Power supply via USB or 5 V pin header: 5 V
- Power supply via 18650 battery or VBAT pin header: 3.7 V to 4.2 V
- Onboard 18650 Li-Ion battery holder
- Support for an external 3.7 V Li-Ion battery via the VBAT connector
- Battery charging via USB
- Battery level measurement: MAX17048G
- Battery reverse polarity protection
- Solar power
- Solar panel charging support
- Supported solar panel voltages: 5 V / 6 V / 9 V / 12 V / 18 V
- Default solar panel input configuration: 5 V
Kit includes
- ESP32-S3-A7670E-4G - 1 pc.
- Transparent acrylic case with screw set - 1 set
- GNSS ceramic antenna - 1 pc.
- OV5640 camera - 1 pc.
- 8 Ω 2 W 2030 speaker - 1 pc.
- Yellow straight 40-pin header - 1 pc.
- USB Type-A to USB Type-C cable, 1 m - 1 pc.
- FPC antenna - 1 pc.
- Screwdriver - 1 pc.
- 2-pin screw terminal - 1 pc.
- Double-sided tape - 4 pcs.
1190055
Manufacturer
- BTC Korporacja sp. z o. o.
- Ludwinowo Zegrzyńskie 52G
- 05-140 Ludwinowo Zegrzyńskie
- Poland
- [email protected]
- 22 767 36 20
Responsible person
- BTC Korporacja sp. z o. o.
- Ludwinowo Zegrzyńskie 52G
- 05-140 Ludwinowo Zegrzyńskie
- Poland
- [email protected]
- 22 767 36 20
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