Bridges an SPI/MICROWIRE or I2C Microprocessor Bus to an Asynchronous Interface like RS-485, RS-232, or IrDASM and RISC-V

The Amazing World of Arduinos and Raspberry PIs. Do not waste thousands of dollars in your new prototype, test all before in one these.

• HiFive1 - Arduino RISC-V Dev Board. Read more
• HiFive1 - Rev B01 and FreeRTOS Read more
• MAX14830 Data sheet. Read more
• Arduino on $4.9 RISC-V Board Longan Nano with GD32V series MCU costs only $4.9. You then got a Arduino board with 128KB Flash, 32KB RAM, LCD and even an acrylic case. Read more

• All that you need about GD32V Read more
• Stay tuned!

Wireless Communication Using the IrDA Standard Protocol

1. IrDA Standard Protocols Read more
2. The following figure shows a typical waveform showing the basics of IrDA Protocol:

• IrDA and RS-232: A Match Made in Silicon Read more
• Serial InfraRed (SIR) Read more & Standalone IrDA Encoder and Decoder Read more
• Infrared Data Communication According the IrDA? Standard Read more
• IrDA Infrared Communications: An Overview Read more
• IrDA: Infrared communication is a wireless, two-way data connection using infrared light generated by low-cost transceiver signaling technology. Read more
• MCP2140A IrDA? Standard Protocol Stack Controller With Fixed 9600 Baud Communication Rate Read more
• IrDA Functionality: IrDA SIR transmit encoder & IrDA SIR receive decoder Read more

Block Diagram

• Infrared Data Association ‘IrCOMM’: Serial and Parallel Port Emulation over IR (Wire Replacement) Read more

Arduino Shields or Raspberry PI hats: Test your 4 Isolated fully configurable Serial Communication RS232, RS485 Half and Full Duplex

• Following figure shows the Block Diagram of the Arduino Shield:

• Get the whole Schematic diagram (more coming up) in a PDF file here
• Get the whole PCB diagram Top in a PDF
• Get the whole PCB diagram Bottom in a PDF
• Arduino Due Plus Shield 3D model (Work in progress) View here
• Stay tuned!

KiCAD and Arduinos

• KiCad Tutorial - How to make your own Arduino Shield using KiCad Watch here