go-embedded/embd
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embd
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refactor

This commit is contained in:
Karan Misra 2014-01-06 02:28:15 +05:30
parent 1017bc7f9a
commit 10722b46e4
1 changed files with 17 additions and 16 deletions
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33
sensor/tmp006/tmp006.go
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@ -1,3 +1,4 @@
// Package tmp006 allows interfacing with the TMP006 thermopile.
package tmp006 package tmp006
import ( import (
@ -50,8 +51,8 @@ var (
SR16 = &SampleRate{0x0800, 16, 4} // 16 samples, 4 seconds between measurements. SR16 = &SampleRate{0x0800, 16, 4} // 16 samples, 4 seconds between measurements.
) )
// Device represents a TMP006 thermopile sensor. // TMP006 represents a TMP006 thermopile sensor.
type Device struct { type TMP006 struct {
// Bus to communicate over. // Bus to communicate over.
Bus i2c.Bus Bus i2c.Bus
// Addr of the sensor. // Addr of the sensor.
@ -70,14 +71,14 @@ type Device struct {
} }
// New creates a new TMP006 sensor. // New creates a new TMP006 sensor.
func New(bus i2c.Bus, addr byte) *Device { func New(bus i2c.Bus, addr byte) *TMP006 {
return &Device{ return &TMP006{
Bus: bus, Bus: bus,
Addr: addr, Addr: addr,
} }
} }
func (d *Device) validate() error { func (d *TMP006) validate() error {
if d.Bus == nil { if d.Bus == nil {
return errors.New("tmp006: bus is nil") return errors.New("tmp006: bus is nil")
} }
@ -88,7 +89,7 @@ func (d *Device) validate() error {
} }
// Close puts the device into low power mode. // Close puts the device into low power mode.
func (d *Device) Close() (err error) { func (d *TMP006) Close() (err error) {
if err = d.setup(); err != nil { if err = d.setup(); err != nil {
return return
} }
@ -107,7 +108,7 @@ func (d *Device) Close() (err error) {
} }
// Present checks if the device is present at the given address. // Present checks if the device is present at the given address.
func (d *Device) Present() (status bool, err error) { func (d *TMP006) Present() (status bool, err error) {
if err = d.validate(); err != nil { if err = d.validate(); err != nil {
return return
} }
@ -138,7 +139,7 @@ func (d *Device) Present() (status bool, err error) {
return return
} }
func (d *Device) setup() (err error) { func (d *TMP006) setup() (err error) {
d.mu.RLock() d.mu.RLock()
if d.initialized { if d.initialized {
d.mu.RUnlock() d.mu.RUnlock()
@ -170,7 +171,7 @@ func (d *Device) setup() (err error) {
return return
} }
func (d *Device) measureRawDieTemp() (temp float64, err error) { func (d *TMP006) measureRawDieTemp() (temp float64, err error) {
if err = d.setup(); err != nil { if err = d.setup(); err != nil {
return return
} }
@ -188,7 +189,7 @@ func (d *Device) measureRawDieTemp() (temp float64, err error) {
return return
} }
func (d *Device) measureRawVoltage() (volt int16, err error) { func (d *TMP006) measureRawVoltage() (volt int16, err error) {
if err = d.setup(); err != nil { if err = d.setup(); err != nil {
return return
} }
@ -203,7 +204,7 @@ func (d *Device) measureRawVoltage() (volt int16, err error) {
return return
} }
func (d *Device) measureObjTemp() (temp float64, err error) { func (d *TMP006) measureObjTemp() (temp float64, err error) {
if err = d.setup(); err != nil { if err = d.setup(); err != nil {
return return
} }
@ -244,7 +245,7 @@ func (d *Device) measureObjTemp() (temp float64, err error) {
} }
// RawDieTemp returns the current raw die temp reading. // RawDieTemp returns the current raw die temp reading.
func (d *Device) RawDieTemp() (temp float64, err error) { func (d *TMP006) RawDieTemp() (temp float64, err error) {
select { select {
case temp = <-d.rawDieTemps: case temp = <-d.rawDieTemps:
return return
@ -254,12 +255,12 @@ func (d *Device) RawDieTemp() (temp float64, err error) {
} }
// RawDieTemps returns a channel to get future raw die temps from. // RawDieTemps returns a channel to get future raw die temps from.
func (d *Device) RawDieTemps() <-chan float64 { func (d *TMP006) RawDieTemps() <-chan float64 {
return d.rawDieTemps return d.rawDieTemps
} }
// ObjTemp returns the current obj temp reading. // ObjTemp returns the current obj temp reading.
func (d *Device) ObjTemp() (temp float64, err error) { func (d *TMP006) ObjTemp() (temp float64, err error) {
select { select {
case temp = <-d.objTemps: case temp = <-d.objTemps:
return return
@ -269,12 +270,12 @@ func (d *Device) ObjTemp() (temp float64, err error) {
} }
// ObjTemps returns a channel to fetch obj temps from. // ObjTemps returns a channel to fetch obj temps from.
func (d *Device) ObjTemps() <-chan float64 { func (d *TMP006) ObjTemps() <-chan float64 {
return d.objTemps return d.objTemps
} }
// Start starts the data acquisition loop. // Start starts the data acquisition loop.
func (d *Device) Start() (err error) { func (d *TMP006) Start() (err error) {
if err = d.setup(); err != nil { if err = d.setup(); err != nil {
return return
} }