MPU 401 commands:
called using routine
putcmd(UART);
commands
#define UART 0x3F /* MPU-401 command to UART mode */
#define SYSRESET 0xFF /* reset command for MPU-401 */
responses:
254 = ACK
-1 = MPU401 not responding
mpu401.hmpu401.hmpu401.h
/* mpu401.h header file */
/* mpu-401 command and message summary */
/* mpu marks */
#define NOP 0xf8 /* no operation */
#define MES_END 0xf9 /* measure end */
#define DATA_END 0xfc /* end data */
/* mpu messages */
#define REQ_T1 0xf0 /* track data request track 1 */
#define REQ_T2 0xf1
#define REQ_T3 0xf2
#define REQ_T4 0xf3
#define REQ_T5 0xf4
#define REQ_T6 0xf5
#define REQ_T7 0xf6
#define REQ_T8 0xf7 /* track data request track 8 */
#define TIME_OUT 0xf8 /* timing overflow */
#define CONDUCT 0xf9 /* conductor data request */
#define ALL_END 0xfc /* all end */
#define CLOCK_OUT 0xfd /* clock to host */
#define ACK 0xfe /* acknowledge */
#define SYS_MES 0xff /* system message */
/* mpu commands */
/* full control summary is given below, but only most common are defined */
/* command midi play record comment */
/*
00 - - - not used
01 stop
02 start
03 continue
04 - stop
05 stop stop stop play
06 start stop
07 cont. stop
08 - start
09 stop start
0a start start start play
0b cont. start continue play
0c-0f not used
10 - - stop
11 stop - stop stop record
12 start - stop
13 cont. - stop
14 - stop stop
15 stop stop stop stop over-dub
16 start stop stop
17 cont. stop stop
18 - start stop
19 stop start stop
1a start start stop
1b cont. start stop
1c-1f not used
20 - - standby record standby
21 stop - standby
22 start - start start record
23 cont. - start continue record
24 - stop standby
25 stop stop standby
26 start stop start
27 cont. stop start
28 - start standby
29 stop start standby
2a start start start start over-dub
2b cont. start start start over-dub
2c-2f not used
*/
#define STOP_PLAY 0x05
#define START_PLAY 0x0a
#define STOP_REC 0x11
#define START_REC 0x22
#define STOP_OVDUB 0x15
#define START_OVDUB 0x2A
#define N0_ALL_OFF 0x30 /* all notes off */
#define NO_RTIME 0x32 /* no real time */
#define THRU_OFF_CHAN 0x33 /* thru : off on channels */
#define WITH_TIME 0x34 /* with timing byte : on */
#define MODE_THRU 0x35 /* mode mes : on */
#define EXCL_THRU 0x36 /* exclusive thru : on */
#define COM_THRU 0x38 /* common to host : on */
#define REAL_THRU 0x39 /* real time to host : on */
#define UART 0x3f /* uart mode */
/* channel reference table numbers are normally computed */
/*
40 - 4f sets channel reference table a
50 - 5f b
60 - 6f c
70 - 7f d
*/
#define INT_CLOCK 0x80 /* internal clock */
#define FSK_CLOCK 0x81 /* fsk clock */
#define MIDI_CLOCK 0x82 /* midi clock */
#define MET_ON_WOUT 0x83 /* metronome : on - w/o accents */
#define MET_OFF 0x84 /* metronome : off */
#define MET_ON_WITH 0x85 /* metronome : on - with accents */
#define BEND_OFF 0x86 /* bender : off */
#define BEND_ON 0x87 /* bender : on */
#define THRU_OFF 0x88 /* midi thru : off */
#define THRU_ON 0x89 /* midi thru : on */
#define DSTOP_OFF 0x8a /* data in stop mode : off */
#define DSTOP_ON 0x8b /* data in stop mode : on */
#define MEAS_OFF 0x8c /* send measure end : off */
#define MEAS_ON 0x8d /* send measure end : on */
#define COND_OFF 0x8e /* conductor : off */
#define COND_ON 0x8f /* conductor : on */
#define REAL_OFF 0x90 /* real time affecton : off */
#define REAL_ON 0x91 /* real time affection : on */
#define FSK_INT 0x92 /* fsk to internal */
#define FSK_MIDI 0x93 /* fsk to midi */
#define CLOCK_OFF 0x94 /* clock to host : off */
#define CLOCK_ON 0x95 /* clock to host : on */
#define EXCL_OFF 0x96 /* exclusive to host : off */
#define EXCL_ON 0x97 /* exclusive to host : on */
#define CHANA_OFF 0x98 /* reference table a : off */
#define CHANA_ON 0x99 /* a : on */
#define CHANB_OFF 0x9a /* b : off */
#define CHANB_ON 0x9b /* b : on */
#define CHANC_OFF 0x9c /* c : off */
#define CHANC_ON 0x9d /* c : on */
#define CHAND_OFF 0x9e /* d : off */
#define CHAND_ON 0x9f /* d : on */
/* reading data */
#define REQ_CNT0 0xa0 /* request play counter of track 1 */
#define REQ_CNT1 0xa1
#define REQ_CNT2 0xa2
#define REQ_CNT3 0xa3
#define REQ_CNT4 0xa4
#define REQ_CNT5 0xa5
#define REQ_CNT6 0xa6
#define REQ_CNT7 0xa7
#define REQ_REC_CNT 0xab /* request record counter */
#define REQ_VER 0xac /* request version */
#define REQ_REV 0xad /* request revision */
#define REQ_TEMPO 0xaf /* request tempo */
#define RES_RTEMPO 0xb1 /* resets relative tempo */
#define CLEAR_PCOUNT 0xb8 /* clear play counters */
#define CLEAR_PMAP 0xb9 /* clear play map - all notes off */
#define CLEAR_REC 0xba /* clear record counter */
#define TB_48 0xc2 /* 48 timebase */
#define TB_72 0xc3
#define TB_96 0xc4
#define TB_120 0xc5
#define TB_144 0xc6
#define TB_168 0xc7
#define TB_192 0xc8
#define WSD0 0xd0 /* want to send data on track 1 */
#define WSD1 0xd1
#define WSD2 0xd2
#define WSD3 0xd3
#define WSD4 0xd4
#define WSD5 0xd0
#define WSD6 0xd6
#define WSD7 0xd7
#define WS_SYS 0xdf /* want to send system message */
/* set conditions and values (follow by 1 byte data) */
#define SET_TEMPO 0xe0 /* set tempo */
#define SET_RTEMPO 0xe1 /* relative tempo */
#define SET_GRAD 0xe2 /* graduation */
#define MIDI_METRO 0xe4 /* midi clocks per metronome beep */
#define METRO_MEAS 0xe6 /* metro/meas */
#define INT_HOST 0xe7 /* int * 4 / clock to host */
#define ACT_TRACK 0xec /* active tracks on/off */
#define SEND_PCOUNT 0xed /* send play counter on/off */
#define CHAN_ON1 0xee /* acceptable channels 1 - 8 on/off */
#define CHAN_ON2 0xef /* acceptable channels 9 - 16 on/off */
#define RESET 0xff
