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63 lines
2.2 KiB
63 lines
2.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* speakup_dtlk.h - header file for speakups DoubleTalk driver. */ |
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#define SYNTH_IO_EXTENT 0x02 |
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#define SYNTH_CLEAR 0x18 /* stops speech */ |
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/* TTS Port Status Flags */ |
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#define TTS_READABLE 0x80 /* mask for bit which is nonzero if a |
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* byte can be read from the TTS port |
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*/ |
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#define TTS_SPEAKING 0x40 /* mask for SYNC bit, which is nonzero |
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* while DoubleTalk is producing |
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* output with TTS, PCM or CVSD |
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* synthesizers or tone generators |
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* (that is, all but LPC) |
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*/ |
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#define TTS_SPEAKING2 0x20 /* mask for SYNC2 bit, |
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* which falls to zero up to 0.4 sec |
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* before speech stops |
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*/ |
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#define TTS_WRITABLE 0x10 /* mask for RDY bit, which when set to |
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* 1, indicates the TTS port is ready |
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* to accept a byte of data. The RDY |
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* bit goes zero 2-3 usec after |
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* writing, and goes 1 again 180-190 |
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* usec later. |
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*/ |
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#define TTS_ALMOST_FULL 0x08 /* mask for AF bit: When set to 1, |
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* indicates that less than 300 bytes |
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* are available in the TTS input |
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* buffer. AF is always 0 in the PCM, |
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* TGN and CVSD modes. |
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*/ |
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#define TTS_ALMOST_EMPTY 0x04 /* mask for AE bit: When set to 1, |
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* indicates that less than 300 bytes |
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* are remaining in DoubleTalk's input |
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* (TTS or PCM) buffer. AE is always 1 |
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* in the TGN and CVSD modes. |
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*/ |
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/* data returned by Interrogate command */ |
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struct synth_settings { |
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u_short serial_number; /* 0-7Fh:0-7Fh */ |
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u_char rom_version[24]; /* null terminated string */ |
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u_char mode; /* 0=Character; 1=Phoneme; 2=Text */ |
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u_char punc_level; /* nB; 0-7 */ |
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u_char formant_freq; /* nF; 0-9 */ |
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u_char pitch; /* nP; 0-99 */ |
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u_char speed; /* nS; 0-9 */ |
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u_char volume; /* nV; 0-9 */ |
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u_char tone; /* nX; 0-2 */ |
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u_char expression; /* nE; 0-9 */ |
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u_char ext_dict_loaded; /* 1=exception dictionary loaded */ |
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u_char ext_dict_status; /* 1=exception dictionary enabled */ |
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u_char free_ram; /* # pages (truncated) remaining for |
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* text buffer |
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*/ |
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u_char articulation; /* nA; 0-9 */ |
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u_char reverb; /* nR; 0-9 */ |
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u_char eob; /* 7Fh value indicating end of |
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* parameter block |
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*/ |
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u_char has_indexing; /* nonzero if indexing is implemented */ |
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};
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