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This project provides a solution for converting RS232 signaling to RS485 signaling. This allows long-distance communication since the range supported by RS232 is normally less than 50 feet while RS485’s range can exceed 1000 feet.
This project provides a solution for converting RS232 signaling to RS485 signaling. This allows long-distance communication since the range supported by RS232 is normally less than 50 feet while RS485’s range can exceed 1000 feet.
This project provides a solution for converting RS232 signaling to RS485 signaling. This allows long-distance communication since the range supported by RS232 is normally less than 50 feet while RS485’s range can exceed 1000 feet. The design features an RS232 transceiver, an RS485 transceiver, a multivibrator, and a digital isolator with integrated power to implement bidirectional half-duplex communication without any software interference. The board has been tested for up to 800 feet in length with a two-wire twisted pair cable. Up to 115200 baud rate communication between two PCs via serial port has been successful. The design features the industrial standard IEC 61000-4-2 and 61000-4-4 protection with 5000 Vrms isolation protection.
Circuit Courtesy: Texas Instruments Reference Design
4-Channel Relay Board is a simple and convenient way to interface 4 relays for switching application in your project. The project has large Relay which can switch current up to 20Amps.
The project presented here is a differential output amplifier that converts a single-ended audio signal input to a balanced output pair. This balanced audio project consists of high-performance OPAMPS with on-chip precision resistors.
This is a low-cost, small-size audio pre-amplifier for MEMS microphone, OPAMP-based circuit amplifies the low-level analog signal
The stereo audio amplifier project shown here is capable of delivering typically 40W per channel continuous average output power into an 8Ω load with less than 0.1% (THD+N).
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