feat: added mute and AGC-T to Flex control

internal/cat/cat.go

@@ -251,6 +251,7 @@ type FlexTXState struct {
 	AGCMode      string `json:"agc_mode,omitempty"`
 	AGCThreshold int    `json:"agc_threshold"`
 	AudioLevel   int    `json:"audio_level"`
+	Mute         bool   `json:"mute"`
 	NB           bool   `json:"nb"`
 	NBLevel      int    `json:"nb_level"`
 	NR           bool   `json:"nr"`
@@ -312,6 +313,7 @@ type FlexController interface {
 	SetAGCMode(string) error
 	SetAGCThreshold(int) error
 	SetAudioLevel(int) error
+	SetMute(bool) error
 	SetNB(bool) error
 	SetNBLevel(int) error
 	SetNR(bool) error

internal/cat/flex.go

@@ -73,6 +73,7 @@ type flexSlice struct {
 	agcMode      string // off | slow | med | fast
 	agcThreshold int    // 0-100
 	audioLevel   int    // 0-100 (RX volume)
+	mute         bool   // RX audio muted
 	nb           bool   // noise blanker
 	nbLevel      int
 	nr           bool   // noise reduction
@@ -670,6 +671,8 @@ func (f *Flex) handleStatus(payload string) {
 			s.agcThreshold = atoiDefault(val, s.agcThreshold)
 		case "audio_level":
 			s.audioLevel = atoiDefault(val, s.audioLevel)
+		case "audio_mute", "mute":
+			s.mute = val == "1"
 		case "nb":
 			s.nb = val == "1"
 		case "nb_level":
@@ -1029,6 +1032,7 @@ func (f *Flex) FlexState() FlexTXState {
 		st.AGCMode = rx.agcMode
 		st.AGCThreshold = rx.agcThreshold
 		st.AudioLevel = rx.audioLevel
+		st.Mute = rx.mute
 		st.NB = rx.nb
 		st.NBLevel = rx.nbLevel
 		st.NR = rx.nr
@@ -1076,6 +1080,8 @@ func (f *Flex) sendSlice(param string, val any) error {
 			rx.agcThreshold = toInt(val)
 		case "audio_level":
 			rx.audioLevel = toInt(val)
+		case "audio_mute", "mute":
+			rx.mute = fmt.Sprint(val) == "1"
 		case "nb":
 			rx.nb = val == "1"
 		case "nb_level":
@@ -1126,6 +1132,7 @@ func (f *Flex) SetAGCMode(m string) error {
 }
 func (f *Flex) SetAGCThreshold(l int) error { return f.sendSlice("agc_threshold", clampLevel(l)) }
 func (f *Flex) SetAudioLevel(l int) error   { return f.sendSlice("audio_level", clampLevel(l)) }
+func (f *Flex) SetMute(on bool) error       { return f.sendSlice("audio_mute", boolFlex(on)) }
 func (f *Flex) SetNB(on bool) error         { return f.sendSlice("nb", boolFlex(on)) }
 func (f *Flex) SetNBLevel(l int) error      { return f.sendSlice("nb_level", clampLevel(l)) }
 func (f *Flex) SetNR(on bool) error         { return f.sendSlice("nr", boolFlex(on)) }