/spi_loopback.js
Created Dec 10, 2015
NodeJS loopback example for troubleshooting SPI communication on Raspberry Pi GPIO
| var rpio = require('rpio'); | |
| var rxBuffer = rpio.spiTransfer(new Buffer('HELLOSPI'), 8); | |
| for (var i = 0; i <= 7; i++) { | |
| process.stdout.write(String.fromCharCode(rxBuffer[i]) + (i == 7 ? '\n' : ' ')); | |
| }; |
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