add no pullup input

update interrupt processing
add index to src/

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@uci/mcp",
-  "main": "src/mcp230xx-packet.mjs",
+  "main": "src",
   "version": "0.1.2",
   "description": "Classes and Helper Functions for using the MCP chip on I2C Bus",
   "scripts": {
@@ -28,6 +28,7 @@
   "homepage": "https://github.com/uCOMmandIt/uci-mcp#readme",
   "dependencies": {
     "@uci/i2c-device": "^0.1.1",
+    "@uci/interrupt": "^0.1.1",
     "@uci/logger": "0.0.1",
     "@uci/utils": "^0.1.1"
   },

src/commands.mjs

@@ -100,21 +100,25 @@ export const pin = {
   // will create packet to determine pin caused interrupt, packet will come from interrupt module
   interrupt: {
     reset: async function (port) {
-      console.log('resetting interrupt for port', (port ? 'B' : 'A'))
+      // console.log('resetting interrupt for port',port || 'A')
       return await this.bus.read(sreg(PIN.cmd.intcap,port))
     },
     find: async function (inter) {
-      console.log('lookup info on device and port for pin fired',inter.pin, inter.times)
-      let port = null
-      let packet = {pins:'all',reg:'intf', port:port}
+      // console.dir(inter)
+      // console.log(inter.count,'th interrupt: pin fired',inter.pin, inter.port)
+      let packet = {pins:'all',reg:'intf'}
+      packet.port = inter.port==='B' ? inter.port : 'A'
       let res = await this.pin.status(packet)
-      this.pin.interrupt.reset()
-      let pin = _.byteFormat(res.status.port, { in: 'ARY', out: 'PLC' })[0]
-      console.log('pin that caused the interrupt', pin)
-      // found it now tell someone what relay(s) to fire
-      res.pin = pin
-      res.times = inter.times
+      this.pin.interrupt.reset(packet.port)
+      if (!res.status) return {error:'no pin associated with interrupt'}
+      let pin = _.byteFormat(res.status.port, { in: 'ARY', out: 'PLC' })
+      // console.log('pin and port that caused the interrupt', pin, packet.port)
+      res.pin = pin[0]
+      res.port = packet.port
+      res.count = inter.count
       res.inter = inter.pin
+      delete res.status
+      this.emit('interrupt',res)
       return res
     },
     report: ()=>{}, // come here after determining which pin to report to requester

src/config.mjs

@@ -41,13 +41,21 @@ export const PIN = {
       usedef: 0, // if usedef = 0 defval not used
       defval: 0
     },
+    toggle_switch_no_pullup: {
+      dir: 1, // 0 output,1 input
+      ivrt: 1, // for reading let 1 be zero and vice versa
+      pullup: 0, // use external pullup 5V with external resister!
+      intr: 1, // if intr = 0 usedef,deval not used
+      usedef: 0, // if usedef = 0 defval not used
+      defval: 0
+    },
     momentary_switch: {
       dir: 1, // 0 output,1 input
       ivrt: 1, // for reading let 1 be zero and vice versa
       pullup: 1,
       intr: 1, // if intr = 0 usedef,deval not used
       usedef: 1, // if usedef = 0 defval not used
-      defval: 1
+      defval: 1  // only throw interrupt when switch closes (1 becasue ivrt is 1)
     }
   },
   cmd: {