60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
/*
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* i2c bus unix socket and client in one for demo
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*
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*/
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import Base from '../../uci-base/src/base'
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import { spawn } from 'child_process'
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const PATH = '/opt/sockets/mcp.sock'
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const delay = time => new Promise(res=>setTimeout(()=>res(),time))
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const i2cbus = spawn('node',['-r', '@std/esm', './examples/bus'])
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i2cbus.stdout.on('data', function(buf) {
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console.log('[I2C BUS]', String(buf))
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})
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;
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(async () => {
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let mcpclient = new Base({id:'mcpclient', sockets:'uc#c>n', uc:{path:PATH}})
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mcpclient.reply = function (packet) {
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console.log('for request ',packet._header.request)
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console.log('mcp status is ',packet.status)
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}
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await mcpclient.init()
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console.log('=============sending============')
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// const pins='2,3,4'
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// const pins=3
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// const pins='all'
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// const pins=[1,3,5,7]
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let packet = {cmd:'pin.cfg', pins:'all'}
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await mcpclient.send(packet)
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packet = {cmd:'pin.cfg', pins:'all', port:'B'}
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await mcpclient.send(packet)
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packet = {cmd:'pin.state.off', pins:'all' }
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await mcpclient.send(packet)
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packet = {cmd:'pin.state.off', pins:'all', port:'B' }
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await mcpclient.send(packet)
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packet = {cmd:'pin.state.on', pins:'2,7', port:'B' }
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await mcpclient.send(packet)
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packet = {cmd:'pin.state.on', pins:'3,6'}
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await mcpclient.send(packet)
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packet = {cmd:'pin.status', pins:'all'}
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await mcpclient.send(packet)
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packet = {cmd:'pin.status', pins:'all', port:'B'}
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await mcpclient.send(packet)
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process.kill(process.pid, 'SIGTERM')
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})().catch(err => {
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console.error('FATAL: UNABLE TO START SYSTEM!\n',err)
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})
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