squeezelite-esp32/protobuf/proto/DacControlSet.proto

syntax = "proto3";
package sys;
import "nanopb.proto";
option (nanopb_fileopt).enum_to_string = true;

message DacControlSet {
    option (nanopb_msgopt).msgid  = 10009;
    repeated ControlCommand commands = 1 [(nanopb).type = FT_POINTER]; //[(nanopb).max_count= 10];
}

message ControlCommand {
    option (nanopb_msgopt).msgid  = 10010;
    ControlCommandType type = 1;
    repeated ControlItem items = 2 [(nanopb).type = FT_POINTER]; //[(nanopb).max_count= 50];
}

enum ControlCommandType {
    INIT = 0;
    POWER_ON = 1;
    POWER_OFF = 2;
    SPEAKER_ON = 3;
    SPEAKER_OFF = 4;
    HEADSET_ON = 5;
    HEADSET_OFF = 6;
}

message ControlItem {
    option (nanopb_msgopt).msgid  = 10011;
    oneof item_type {
        RegisterAction reg_action = 1;
        GpioAction gpio_action = 2;
        DelayAction delay_action = 3;
    }
}

message RegisterAction {
    option (nanopb_msgopt).msgid  = 10012;
    int32 reg = 1[(nanopb).int_size = IS_8]; 
    int32 val = 2 [(nanopb).int_size = IS_8];
    Mode mode = 3;
}

enum GpioActionLevel {
    ACTION_LEVEL_UNDEFINED = 0;
    ACTION_LEVEL_1 = 1;
    ACTION_LEVEL_0 = 2;
}
message GpioAction {
    option (nanopb_msgopt).msgid  = 10013;
    int32 gpio = 1 [(nanopb).int_size = IS_8];
    GpioActionLevel level = 2; 
}

message DelayAction {
    option (nanopb_msgopt).msgid  = 10014;
    int32 delay = 1; // Delay in milliseconds
}

enum Mode {
    REG_MODE_NOTHING = 0;
    REG_MODE_OR = 1;
    REG_MODE_AND = 2;
}