74 lines
2.0 KiB
JavaScript
74 lines
2.0 KiB
JavaScript
'use strict'
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const expect = require('chai').expect,
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i2c = require('uci-i2c'),
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_u = require('uci-utils')
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let bus1 = new i2c.Bus(1)
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// console.log(bus1)
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// bus1.scan((devs)=>{console.log('devices: ', devs)})
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//bus1.scan().then(results=>console.log(results))
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describe('I2C Device Classes - ', function () {
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let mcp17 = new i2c.MCP.MCP23017(bus1, 0x20, {
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name: 'switches 1-16'
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})
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describe('MCP23017 Class - ', function () {
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it('can set and get a single pin config', function () {
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expect(mcp17.pin(8).cfg.dir, "pin address getter failed").to.equal(0)
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mcp17.portA.pin(8).cfg.dir = 1
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console.log(mcp17.pin(8).cfg.dir)
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// expect(mcp17.pin(8).config.dir, "pin address setter failed").to.equal(1)
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});
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it('a pin can access device methods when attached to a device', function () {
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expect(mcp17.portA.pin(8).device.address.val).to.equal(mcp17.address.val)
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})
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});
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let mcp8 = new i2c.MCP.MCP23008(bus1, 0x21, {
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cfgDefault: 'output',
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name: 'relay 1-8'
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})
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describe('MCP23008 Class - ', function () {
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mcp8.pin(8).dir = 1
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it('can set and get a single pin config', function () {
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expect(mcp8.port.pin(8).dir, "pin address getter failed").to.equal(1)
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mcp8.port.pin(8).dir = 0
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expect(mcp8.port.pin(8).dir, "pin address getter failed").to.equal(0)
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expect(mcp8.port.pin(8).itr, "pin address getter failed").to.equal(Boolean(0))
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});
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it('a pin can access device methods when attached to a device', function () {
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expect(mcp17.portA.pin(8).device.address.val).to.equal(mcp17.address.val)
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})
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// console.log(bus1.bus.writeI2cBlock_p)
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// mcp8.func()
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const ADDR = 0x21,
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DIR = 0x00,
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RW = 0x09,
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ALLPINS = 0x40,
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NOPINS = 0x00
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mcp8.write(DIR, 0x00).then(() =>
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mcp8.write(RW, ALLPINS).then(() =>
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mcp8.read(RW, ALLPINS).then((resp) => {
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console.log('relays on', resp)
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})
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)
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)
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});
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});
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