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Heidelberg: fix locking (#4117)

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premultiply 2022-08-23 09:07:57 +02:00 • committed by GitHub
parent b40f435028
commit 0aa9b0162d
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1 changed files with 19 additions and 5 deletions
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24
charger/heidelberg-ec.go
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@ -131,6 +131,19 @@ func (wb *HeidelbergEC) Status() (api.ChargeStatus, error) {
case 9:
return api.StatusE, nil
case 10:
// ensure RemoteLock is disabled after wake-up
l, err := wb.conn.ReadInputRegisters(hecRegRemoteLock, 1)
if err != nil {
return api.StatusNone, err
}
if binary.BigEndian.Uint16(l) != 1 {
// unlock
err = wb.set(hecRegRemoteLock, 1)
if err != nil {
return api.StatusNone, err
}
}
if wb.wakeup {
// keep status B2 during wakeup
return api.StatusB, nil
@ -273,13 +286,14 @@ var _ api.Resurrector = (*HeidelbergEC)(nil)
// WakeUp implements the api.Resurrector interface
func (wb *HeidelbergEC) WakeUp() error {
// force status F by locking
err := wb.set(hecRegRemoteLock, 0)
if err == nil {
// Always takes at least ~10 sec to return to normal operation
if wb.set(hecRegRemoteLock, 0) == nil {
// Takes at least ~10 sec to return to normal operation
// after locking even if unlocking immediately.
wb.wakeup = true
// return to normal operation by unlocking after ~10 sec
err = wb.set(hecRegRemoteLock, 1)
}
// return to normal operation by unlocking after ~10 sec
err := wb.set(hecRegRemoteLock, 1)
return err
}