261 lines
6.6 KiB
Go
261 lines
6.6 KiB
Go
package charger
|
|
|
|
// LICENSE
|
|
|
|
// Copyright (c) evcc.io (andig, naltatis, premultiply)
|
|
|
|
// This module is NOT covered by the MIT license. All rights reserved.
|
|
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
|
|
import (
|
|
"context"
|
|
"encoding/binary"
|
|
"fmt"
|
|
"math"
|
|
|
|
"github.com/evcc-io/evcc/api"
|
|
"github.com/evcc-io/evcc/api/implement"
|
|
"github.com/evcc-io/evcc/util"
|
|
"github.com/evcc-io/evcc/util/modbus"
|
|
"github.com/evcc-io/evcc/util/sponsor"
|
|
)
|
|
|
|
const (
|
|
igyRegID = 0 // Input
|
|
igyRegSerial = 25 // Input
|
|
igyRegProtocol = 50 // Input
|
|
igyRegManufacturer = 100 // Input
|
|
igyRegModbusTableVersion = 175 // Input
|
|
igyRegFirmware = 200 // Input
|
|
igyRegStatus = 275 // Input
|
|
igyRegVoltages = 301 // Input
|
|
igyRegEnergy = 307 // Input
|
|
igyRegCurrents = 1006 // Input
|
|
)
|
|
|
|
var igyRegMaxCurrents = []uint16{1012, 1014, 1016} // max current per phase
|
|
|
|
// Innogy is an api.Charger implementation for Innogy eBox wallboxes.
|
|
type Innogy struct {
|
|
implement.Caps
|
|
conn *modbus.Connection
|
|
curr float64
|
|
hasVoltages bool
|
|
}
|
|
|
|
func init() {
|
|
registry.AddCtx("innogy", NewInnogyFromConfig)
|
|
}
|
|
|
|
// NewInnogyFromConfig creates a Innogy charger from generic config
|
|
func NewInnogyFromConfig(ctx context.Context, other map[string]any) (api.Charger, error) {
|
|
cc := modbus.TcpSettings{
|
|
ID: 1,
|
|
}
|
|
|
|
if err := util.DecodeOther(other, &cc); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
wb, err := NewInnogy(ctx, cc)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// check presence of energy meter & voltages registers
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegModbusTableVersion, 1); err == nil && binary.BigEndian.Uint16(b) >= 6 {
|
|
implement.Has(wb, implement.MeterEnergy(wb.totalEnergy))
|
|
implement.Has(wb, implement.PhaseVoltages(wb.voltages))
|
|
wb.hasVoltages = true
|
|
}
|
|
|
|
return wb, nil
|
|
}
|
|
|
|
// NewInnogy creates a Innogy charger
|
|
func NewInnogy(ctx context.Context, settings modbus.TcpSettings) (*Innogy, error) {
|
|
conn, err := settings.Connection(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if !sponsor.IsAuthorized() {
|
|
return nil, api.ErrSponsorRequired
|
|
}
|
|
|
|
log := util.NewLogger("innogy")
|
|
conn.Logger(log.TRACE)
|
|
|
|
wb := &Innogy{
|
|
Caps: implement.New(),
|
|
conn: conn,
|
|
curr: 6,
|
|
}
|
|
|
|
return wb, nil
|
|
}
|
|
|
|
// Status implements the api.Charger interface
|
|
func (wb *Innogy) Status() (api.ChargeStatus, error) {
|
|
b, err := wb.conn.ReadInputRegisters(igyRegStatus, 2)
|
|
if err != nil {
|
|
return api.StatusNone, err
|
|
}
|
|
|
|
return api.ChargeStatusStringWithMapping(string(b), api.StatusEasA)
|
|
}
|
|
|
|
// Enabled implements the api.Charger interface
|
|
func (wb *Innogy) Enabled() (bool, error) {
|
|
b, err := wb.conn.ReadHoldingRegisters(igyRegMaxCurrents[0], 2)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
return math.Float32frombits(binary.BigEndian.Uint32(b)) >= 6, nil
|
|
}
|
|
|
|
// Enable implements the api.Charger interface
|
|
func (wb *Innogy) Enable(enable bool) error {
|
|
var current float64
|
|
if enable {
|
|
current = wb.curr
|
|
}
|
|
|
|
return wb.setCurrent(current)
|
|
}
|
|
|
|
func (wb *Innogy) setCurrent(current float64) error {
|
|
b := make([]byte, 4)
|
|
binary.BigEndian.PutUint32(b, math.Float32bits(float32(current)))
|
|
|
|
for _, reg := range igyRegMaxCurrents {
|
|
if _, err := wb.conn.WriteMultipleRegisters(reg, 2, b); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// MaxCurrent implements the api.Charger interface
|
|
func (wb *Innogy) MaxCurrent(current int64) error {
|
|
return wb.MaxCurrentMillis(float64(current))
|
|
}
|
|
|
|
var _ api.ChargerEx = (*Innogy)(nil)
|
|
|
|
// MaxCurrentMillis implements the api.ChargerEx interface
|
|
func (wb *Innogy) MaxCurrentMillis(current float64) error {
|
|
if current < 6 {
|
|
return fmt.Errorf("invalid current %.5g", current)
|
|
}
|
|
|
|
err := wb.setCurrent(current)
|
|
if err == nil {
|
|
wb.curr = current
|
|
}
|
|
|
|
return err
|
|
}
|
|
|
|
var _ api.Meter = (*Innogy)(nil)
|
|
|
|
// CurrentPower implements the api.Meter interface
|
|
func (wb *Innogy) CurrentPower() (float64, error) {
|
|
// https://github.com/evcc-io/evcc/issues/6848
|
|
if status, err := wb.Status(); status != api.StatusC || err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
u1, u2, u3, err := wb.voltages()
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
i1, i2, i3, err := wb.Currents()
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
return u1*i1 + u2*i2 + u3*i3, nil
|
|
}
|
|
|
|
var _ api.PhaseCurrents = (*Innogy)(nil)
|
|
|
|
// Currents implements the api.PhaseCurrents interface
|
|
func (wb *Innogy) Currents() (float64, float64, float64, error) {
|
|
b, err := wb.conn.ReadInputRegisters(igyRegCurrents, 6)
|
|
if err != nil {
|
|
return 0, 0, 0, err
|
|
}
|
|
|
|
var res [3]float64
|
|
for i := range res {
|
|
res[i] = float64(math.Float32frombits(binary.BigEndian.Uint32(b[4*i:])))
|
|
}
|
|
|
|
return res[0], res[1], res[2], nil
|
|
}
|
|
|
|
// voltages implements the api.PhaseVoltages interface
|
|
func (wb *Innogy) voltages() (float64, float64, float64, error) {
|
|
if !wb.hasVoltages {
|
|
return 230, 230, 230, nil
|
|
}
|
|
|
|
b, err := wb.conn.ReadInputRegisters(igyRegVoltages, 6)
|
|
if err != nil {
|
|
return 0, 0, 0, err
|
|
}
|
|
|
|
var res [3]float64
|
|
for i := range res {
|
|
res[i] = float64(math.Float32frombits(binary.BigEndian.Uint32(b[4*i:])))
|
|
}
|
|
|
|
return res[0], res[1], res[2], nil
|
|
}
|
|
|
|
// totalEnergy implements the api.MeterEnergy interface
|
|
func (wb *Innogy) totalEnergy() (float64, error) {
|
|
b, err := wb.conn.ReadInputRegisters(igyRegEnergy, 2)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
return float64(math.Float32frombits(binary.BigEndian.Uint32(b))), nil
|
|
}
|
|
|
|
var _ api.Diagnosis = (*Innogy)(nil)
|
|
|
|
// Diagnose implements the api.Diagnosis interface
|
|
func (wb *Innogy) Diagnose() {
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegManufacturer, 25); err == nil {
|
|
fmt.Printf("Manufacturer:\t%s\n", b)
|
|
}
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegID, 25); err == nil {
|
|
fmt.Printf("Id:\t%s\n", b)
|
|
}
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegSerial, 25); err == nil {
|
|
fmt.Printf("Serial:\t%s\n", b)
|
|
}
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegProtocol, 25); err == nil {
|
|
fmt.Printf("Protocol:\t%s\n", b)
|
|
}
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegFirmware, 25); err == nil {
|
|
fmt.Printf("Firmware:\t%s\n", b)
|
|
}
|
|
if b, err := wb.conn.ReadInputRegisters(igyRegModbusTableVersion, 1); err == nil {
|
|
fmt.Printf("Modbus Table Version:\t%d\n", binary.BigEndian.Uint16(b))
|
|
}
|
|
}
|