Deviation v5.0.0 build with latest protocols

char *ptr = (char *)loaded_protocol;
    while(size < 4096) {
        len = fread(buf, 1, 256, fh);
        if(len) {
            memcpy(ptr, buf, len);
            ptr += len;
        }
        size += len;
        if (len != 256)
            break;
    }

MEMORY
{
	ram (rwx) : ORIGIN = 0x20004000, LENGTH = 8K
}

void PROTOCOL_Load(int no_dlg)
{
....

    if (PROTOCOL_GetTelemetryState() != PROTO_TELEM_UNSUPPORTED) {
        memset(&Telemetry, 0, sizeof(Telemetry));
        TELEMETRY_SetType(PROTOCOL_GetTelemetryType());
    }
}
....
int PROTOCOL_GetTelemetryType()
{
    int telem_type = TELEM_DEVO;
    if(Model.protocol != PROTOCOL_NONE && PROTOCOL_LOADED)
        telem_type = (long)PROTO_Cmds(PROTOCMD_TELEMETRYTYPE);
    return telem_type;
}

        case PROTOCMD_TELEMETRYSTATE:
            return (void *)(long)(Model.proto_opts[PROTOOPTS_TELEMETRY] == TELEM_ON ? PROTO_TELEM_ON : PROTO_TELEM_OFF);
        case PROTOCMD_TELEMETRYTYPE: 
            return (void *)(long) TELEM_DSM;
        default: break;

void SOUND_SetFrequency(unsigned frequency, unsigned volume)
{
    if (volume == 0) {
        //We need to keep the timer running (for the vibration motor, but also in case there is a pause in the music)
        //But don't want the buzzer running
        timer_disable_oc_output(_SOUND_TIM, _SOUND_TIM_OC);
    } else {
        timer_enable_oc_output(_SOUND_TIM, _SOUND_TIM_OC);
    }
    /* volume is between 0 and 100 */
    /* period = 14400000 / frequency */
    /* A Period of 65535 gives a ~ 220Hz tone */
    /* The Devo buzzer reaches max-volume with a pw ~ 100us.  That is max volume */
    /* use quadratic to approximate exponential volume control */
    u32 period = 14400000 / frequency;
    /* Taylor series: x + x^2/2 + x^3/6 + x^4/24 */
    u32 duty_cycle = (period >> 1) * (u32)volume / 100 * volume / 100 * volume / 100;
    timer_set_period(_SOUND_TIM, period);
    timer_set_oc_value(_SOUND_TIM, _SOUND_TIM_OC, duty_cycle);
}

void SOUND_SetFrequency(unsigned frequency, unsigned volume)
{
    if(frequency == 0) {
        volume = 0;
        frequency = 220;
    }
    if (volume == 0) {
        //We need to keep the timer running (for the vibration motor, but also in case there is a pause in the music)
        //But don't want the buzzer running
        timer_disable_oc_output(_SOUND_TIM, _SOUND_TIM_OC);
    } else {
        timer_enable_oc_output(_SOUND_TIM, _SOUND_TIM_OC);
    }
    /* volume is between 0 and 100 */
    /* period = 14400000 / frequency */
    /* A Period of 65535 gives a ~ 220Hz tone */
    /* The Devo buzzer reaches max-volume with a pw ~ 100us.  That is max volume */
    /* use quadratic to approximate exponential volume control */
    u32 period = 14400000 / frequency;
    /* Taylor series: x + x^2/2 + x^3/6 + x^4/24 */
    u32 duty_cycle = (period >> 1) * (u32)volume / 100 * volume / 100 * volume / 100;
    timer_set_period(_SOUND_TIM, period);
    timer_set_oc_value(_SOUND_TIM, _SOUND_TIM_OC, duty_cycle);
}

static const struct NoteMap note_map[] = {
#ifdef EMULATOR    
    {"xx",   0},    // 10 Hz tone makes the emulator crash
#else
    {"xx",   10},   // 0 Hz doesn't work well on actual hardware
#endif
    {"a",  220}, {"ax", 233}, {"b",  247},