cn/miflorad
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wop

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This commit is contained in:
cn
2018-12-07 14:22:59 +01:00
parent 70e02ae11d
commit 5efa9af573
3 changed files with 42 additions and 39 deletions
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1
.gitignore vendored
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@@ -1 +1,2 @@
mifloractl
miflorad

24
main.go → cmd/mifloractl/main.go
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@@ -7,6 +7,8 @@ import (
"strings"
"time"
"miflorad/common"
"github.com/currantlabs/gatt"
"github.com/currantlabs/gatt/examples/option"
)
@@ -58,7 +60,7 @@ func onPeriphConnected(p gatt.Peripheral, err error) {
// Discover services and characteristics
{
_, err := p.DiscoverServices([]gatt.UUID{mifloraServiceUUID})
_, err := p.DiscoverServices([]gatt.UUID{common.MifloraServiceUUID})
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to discover services, err: %s\n", err)
return
@@ -72,32 +74,32 @@ func onPeriphConnected(p gatt.Peripheral, err error) {
}
}
metaData, err := mifloraRequestVersionBattery(p)
metaData, err := common.MifloraRequestVersionBattery(p)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to request version battery, err: %s\n", err)
return
}
fmt.Fprintf(os.Stdout, "Battery level: %d%%\n", metaData.battery_level)
fmt.Fprintf(os.Stdout, "Firmware version: %s\n", metaData.firmware_version)
fmt.Fprintf(os.Stdout, "Battery level: %d%%\n", metaData.BatteryLevel)
fmt.Fprintf(os.Stdout, "Firmware version: %s\n", metaData.FirmwareVersion)
// for the newer models a magic number must be written before we can read the current data
if metaData.firmware_version >= "2.6.6" {
err2 := mifloraRequestModeChange(p)
if metaData.FirmwareVersion >= "2.6.6" {
err2 := common.MifloraRequestModeChange(p)
if err2 != nil {
fmt.Fprintf(os.Stderr, "Failed to request mode change, err: %s\n", err2)
return
}
}
sensorData, err3 := mifloraRequstSensorData(p)
sensorData, err3 := common.MifloraRequstSensorData(p)
if err3 != nil {
fmt.Fprintf(os.Stderr, "Failed to request sensor data, err: %s\n", err3)
return
}
fmt.Fprintf(os.Stdout, "Temparature: %.1f °C\n", sensorData.temperature)
fmt.Fprintf(os.Stdout, "Brightness: %d lux\n", sensorData.brightness)
fmt.Fprintf(os.Stdout, "Moisture: %d %%\n", sensorData.moisture)
fmt.Fprintf(os.Stdout, "Conductivity: %d µS/cm\n", sensorData.conductivity)
fmt.Fprintf(os.Stdout, "Temparature: %.1f °C\n", sensorData.Temperature)
fmt.Fprintf(os.Stdout, "Brightness: %d lux\n", sensorData.Brightness)
fmt.Fprintf(os.Stdout, "Moisture: %d %%\n", sensorData.Moisture)
fmt.Fprintf(os.Stdout, "Conductivity: %d µS/cm\n", sensorData.Conductivity)
}
func onPeriphDisconnected(p gatt.Peripheral, err error) {

56
common.go → common/common.go
View File

@@ -1,4 +1,4 @@
package main
package common
import (
"encoding/binary"
@@ -8,27 +8,27 @@ import (
)
type VersionBatteryResponse struct {
firmware_version string // as "x.y.z"
battery_level uint8 // in percent 0-100
FirmwareVersion string // as "x.y.z"
BatteryLevel uint8 // in percent 0-100
}
type SensorDataResponse struct {
temperature float64 // in degree C
brightness uint32 // in lux
moisture uint8 // in percent 0-100
conductivity uint16 // in µS/cm
Temperature float64 // in degree C
Brightness uint32 // in lux
Moisture uint8 // in percent 0-100
Conductivity uint16 // in µS/cm
}
func mifloraGetModeChangeData() []byte {
func MifloraGetModeChangeData() []byte {
return []byte{0xa0, 0x1f}
}
var mifloraServiceUUID = gatt.MustParseUUID("00001204-0000-1000-8000-00805f9b34fb")
var mifloraCharModeChangeUUID = gatt.MustParseUUID("00001a00-0000-1000-8000-00805f9b34fb")
var mifloraCharReadSensorDataUUID = gatt.MustParseUUID("00001a01-0000-1000-8000-00805f9b34fb")
var mifloraCharVersionBatteryUUID = gatt.MustParseUUID("00001a02-0000-1000-8000-00805f9b34fb")
var MifloraServiceUUID = gatt.MustParseUUID("00001204-0000-1000-8000-00805f9b34fb")
var MifloraCharModeChangeUUID = gatt.MustParseUUID("00001a00-0000-1000-8000-00805f9b34fb")
var MifloraCharReadSensorDataUUID = gatt.MustParseUUID("00001a01-0000-1000-8000-00805f9b34fb")
var MifloraCharVersionBatteryUUID = gatt.MustParseUUID("00001a02-0000-1000-8000-00805f9b34fb")
func findServiceByUUID(services []*gatt.Service, u gatt.UUID) *gatt.Service {
func FindServiceByUUID(services []*gatt.Service, u gatt.UUID) *gatt.Service {
for _, service := range services {
if service.UUID().Equal(u) {
return service
@@ -37,7 +37,7 @@ func findServiceByUUID(services []*gatt.Service, u gatt.UUID) *gatt.Service {
return nil
}
func findCharacteristicByUUID(characteristics []*gatt.Characteristic, u gatt.UUID) *gatt.Characteristic {
func FindCharacteristicByUUID(characteristics []*gatt.Characteristic, u gatt.UUID) *gatt.Characteristic {
for _, characteristic := range characteristics {
if characteristic.UUID().Equal(u) {
return characteristic
@@ -46,13 +46,13 @@ func findCharacteristicByUUID(characteristics []*gatt.Characteristic, u gatt.UUI
return nil
}
func mifloraRequestVersionBattery(p gatt.Peripheral) (VersionBatteryResponse, error) {
mifloraService := findServiceByUUID(p.Services(), mifloraServiceUUID)
func MifloraRequestVersionBattery(p gatt.Peripheral) (VersionBatteryResponse, error) {
mifloraService := FindServiceByUUID(p.Services(), MifloraServiceUUID)
if mifloraService == nil {
return VersionBatteryResponse{}, errors.New("Failed to get the miflora service")
}
mifloraVersionBatteryChar := findCharacteristicByUUID(mifloraService.Characteristics(), mifloraCharVersionBatteryUUID)
mifloraVersionBatteryChar := FindCharacteristicByUUID(mifloraService.Characteristics(), MifloraCharVersionBatteryUUID)
if mifloraVersionBatteryChar == nil {
return VersionBatteryResponse{}, errors.New("Failed to get the version battery characteristic")
}
@@ -65,18 +65,18 @@ func mifloraRequestVersionBattery(p gatt.Peripheral) (VersionBatteryResponse, er
return VersionBatteryResponse{string(bytes[2:]), uint8(bytes[0])}, nil
}
func mifloraRequestModeChange(p gatt.Peripheral) error {
mifloraService := findServiceByUUID(p.Services(), mifloraServiceUUID)
func MifloraRequestModeChange(p gatt.Peripheral) error {
mifloraService := FindServiceByUUID(p.Services(), MifloraServiceUUID)
if mifloraService == nil {
return errors.New("Failed to get the miflora service")
}
mifloraModeChangeChar := findCharacteristicByUUID(mifloraService.Characteristics(), mifloraCharModeChangeUUID)
mifloraModeChangeChar := FindCharacteristicByUUID(mifloraService.Characteristics(), MifloraCharModeChangeUUID)
if mifloraModeChangeChar == nil {
return errors.New("Failed to discover the mode change characteristic")
}
err := p.WriteCharacteristic(mifloraModeChangeChar, mifloraGetModeChangeData(), false)
err := p.WriteCharacteristic(mifloraModeChangeChar, MifloraGetModeChangeData(), false)
if err != nil {
return err
}
@@ -84,13 +84,13 @@ func mifloraRequestModeChange(p gatt.Peripheral) error {
return nil
}
func mifloraRequstSensorData(p gatt.Peripheral) (SensorDataResponse, error) {
mifloraService := findServiceByUUID(p.Services(), mifloraServiceUUID)
func MifloraRequstSensorData(p gatt.Peripheral) (SensorDataResponse, error) {
mifloraService := FindServiceByUUID(p.Services(), MifloraServiceUUID)
if mifloraService == nil {
return SensorDataResponse{}, errors.New("Failed to get the miflora service")
}
mifloraSensorDataChar := findCharacteristicByUUID(mifloraService.Characteristics(), mifloraCharReadSensorDataUUID)
mifloraSensorDataChar := FindCharacteristicByUUID(mifloraService.Characteristics(), MifloraCharReadSensorDataUUID)
if mifloraSensorDataChar == nil {
return SensorDataResponse{}, errors.New("Failed to discover the sensor data characteristic")
}
@@ -101,9 +101,9 @@ func mifloraRequstSensorData(p gatt.Peripheral) (SensorDataResponse, error) {
}
return SensorDataResponse{
temperature: float64(binary.LittleEndian.Uint16(bytes[0:2])) / 10.0,
brightness: binary.LittleEndian.Uint32(bytes[3:7]),
moisture: uint8(bytes[7]),
conductivity: binary.LittleEndian.Uint16(bytes[8:10]),
Temperature: float64(binary.LittleEndian.Uint16(bytes[0:2])) / 10.0,
Brightness: binary.LittleEndian.Uint32(bytes[3:7]),
Moisture: uint8(bytes[7]),
Conductivity: binary.LittleEndian.Uint16(bytes[8:10]),
}, nil
}