LoRa WiFi Bluetooth GPS Development Board with OLED Screen

3.Product Description

Working voltage: 1.8~3.7V

Acceptable current: 10~14 mA

Transmitting current: 120 mA@+20 dBm

90 mA@+17 dBm

29 mA@+13 dBm

Working frequency: 433/470 MHz (433 HMz version) (SX1278)/868m/915 m (868 MHz version) (SX1276)

Transmitting power: +20 dBm

Receiving sensitivity: -139 dBm@Lora&62.5Khz&SF=12&146 bps

-136 dBm@Lora&125 Khz&SF=12&293 bps

-118 dBm@Lora&125 Khz&SF=6&9380 bps

-123 dBm@FSK&5 Khz&1.2Kbps

Frequency error: +/-15 kHz

FIFO space: 64 bytes

Data rate: 1.2k~300 Kbps@FSK

0.018K~37.5Kbps@Lora

Modulation method: FSK, GFSK, MSK, GMSK, Lora TM, OOK

Interface form: SPI

Sleep current: 0.2uA@睡

1.5uA@idle

Working temperature: -40℃-+85℃

Digital RSSI function

Automatic frequency correction

Automatic gain control

Low pressure detection

Fast wake-up and frequency hopping

Highly configurable packet handler

Global Positioning System

GPS module neo-6m, 3v-5v power supply universal

Pre-defined module with ceramic antenna, super signal

Save configuration parameter data EEPROM

With data backup battery

With LED signal indicator

Default baud rate: 9600

power

TP 5400

1A battery management

LED indicator: There are 4 LEDs to display the battery status in real time.

USB

CP 2104-GMR

Pre-Flash firmware

4.OLED description:

1. Size: 0.96 inches

2. High resolution: 128*64

3. Color: white

4. Viewing angle: >160°

5.Driver IC: SSD 1306

6. Working temperature: -30℃~80℃

7. Module size (generous): 27.0MM*27.0MM*4.1mm

8. Support multiple control chips: fully compatible with Arduino, 51 series, MSP 430 series, STM 32/2, CSR chips, etc.

(A large number of routines are available for reference)

Wide voltage support: Directly support 3.3V~5V DC power supply without any modification

10. Ultra-low power consumption: 0.04W in normal operation

11. IO port occupies the smallest display: IIC communication, as long as two IO ports