Dangerous Prototypes USB IR Toy
Jump to navigation
Jump to search
 | |
| Status | supported |
|---|---|
| Source code | openbench-logic-sniffer |
| Channels | 1 |
| Samplerate | 10kHz |
| Samplerate (state) | — |
| Triggers | automatically triggers upon IR signal |
| Min/max voltage | N/A |
| Memory | 1024 bytes |
| Compression | none |
| Website | dangerousprototypes.com |
The Dangerous Prototypes USB IR Toy is a USB-based, 1-channel logic analyzer with a 10kHz sampling rate.
The hardware design is available under a Creative Commons (CC-BY-SA) license.
See Dangerous Prototypes USB IR Toy/Info for more details (such as lsusb -v output) about the device.
Hardware
- 8-bit microcontroller with integrated USB Full-Speed support: Microchip PIC18F2550-I/SO (datasheet)
- 20MHz crystal
- IR transmitter (LED): Vishay TSAL7400
- IR receiver / demodulator: Vishay TSOP38238
- IR frequency detector: Fairchild QSE159
Photos
PCB, front
PCB, back
Protocol
The USB IR Toy uses the extended SUMP protocol, as used by the Openbench Logic Sniffer driver. It is thus supported in sigrok out of the box.
Resources
- USB Infrared Toy (main wiki page)
- USB Infrared Toy forum