Stamp PWR485
Description
STAMP PWR485 is an RS485 communication expansion board, that converts the 3.3V TTL level of the MCU serial port into a differential signal compatible with the RS485 standard. With a compact size 20* 4.6* 23mm, it can be integrated into various embedded devices for RS485 communication interface expansion. Suitable for RS485 sensor data acquisition, Modbus bus node communication, and other applications.
Features
- SP485EEN-L/TR(RS485 transceiver)
- 2x RS485 interface expansion (parallel), can be connected to two devices at one time
- Red LED indicator
- The PWR485 interface supports 9-24V DC input, internal DCDC step-down to 5V to power the module and main control.
- Baud rate.
- Stable communication baud rate: 9600bps/115200bps
- Maximum communication baud rate test: 128000bps
- Multiple soldering options
- Three types soldering options are available (SMT, DIP, Jumper wire),
- With high-temperature resistant plastic enclosure, Peak temperature = 230℃
Included
- 1x STAMP PWR485
- 1x HT3.96-4P female connector
- 2x HY2.0-4P female connector (blue + white)
- 1x HEX Key 1.5mm
Applications
- RS485 communication
- Modbus device communication
Specifications
| Specifications | Parameters |
|---|---|
| RS485 Transceiver | SP485EEN-L/TR |
| Input Voltage | PWR485 interface supports 9-24V input power / TTL side input voltage 5V |
| Recommended operating baud rate | 9600bps/115200bps |
| Operating Current | DC5V@3.2mA DC12V@2.8mA DC24V@2.1mA |
| Input Logic Level | 3.3V |
| Net Weight | 5.1g |
| Gross Weight | 7.3g |
| Product Size | 20*4.6*23mm |
| Package Size | 93*138mm |
Schematics
Module size
The housing support reflow soldering
Example
Arduino
- Examples
- Libraries