Some cleanup of the speech assembly
This commit is contained in:
Jeremy Rand
parent
84ddb58602
commit
84a08225de
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@ -17,7 +17,10 @@
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extern void setupSpeech(void);
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uint8_t **tabPtr = (uint8_t **)0x00f9;
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extern uint8_t *speechData;
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extern uint16_t speechLen;
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extern bool busy;
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extern uint8_t numIRQs;
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tMockingSoundRegisters soundData1 = {
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@ -44,34 +47,33 @@ tMockingSoundRegisters soundData2 = {
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};
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uint8_t speechData[] = {
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0xCF, 0x00, 0xE8, 0x70, 0xA8, 0x5F, 0x00, 0xE8,
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0x70, 0xA8, 0x5F, 0x00, 0xE8, 0x70, 0xA8, 0x5F,
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0x00, 0xE8, 0x7B, 0xA8, 0x5F, 0x63, 0xE7, 0x6B,
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0xA8, 0x59, 0x47, 0xE8, 0x6A, 0xA8, 0x61, 0x36,
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0xE8, 0x79, 0xA8, 0x65, 0x37, 0xE7, 0x79, 0xA8,
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0x69, 0x0E, 0xE7, 0x6A, 0xA8, 0x61, 0x29, 0xE8,
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0x6B, 0xA8, 0x59, 0xAD, 0xE8, 0x6B, 0xA8, 0x51,
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0xC0, 0xE8, 0x6A, 0xA8, 0x51, 0x07, 0xE8, 0x6A,
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0xA8, 0x4B, 0x39, 0xE8, 0x6A, 0xA8, 0x49, 0x64,
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0xE7, 0x6A, 0x88, 0x49, 0x11, 0xE7, 0x5A, 0xB8,
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0x51, 0x63, 0xE7, 0x5A, 0xB8, 0x59, 0x1D, 0xE8,
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0x7A, 0xA8, 0x61, 0x65, 0xE8, 0x79, 0xA8, 0x61,
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0xC0, 0xE8, 0x70, 0x78, 0x51, 0x00, 0xE8, 0x70,
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0x78, 0x51, 0x00, 0xE8, 0x70, 0x78, 0x59, 0x00,
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0xE7, 0x79, 0xA8, 0x65, 0x04, 0xE7, 0x6A, 0x98,
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0x61, 0x16, 0xE8, 0x6B, 0xA8, 0x61, 0x60, 0xE8,
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0x7C, 0xA8, 0x59, 0x78, 0xE7, 0x7C, 0xA8, 0x55,
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0x0A, 0xE8, 0x6B, 0xA8, 0x62, 0x33, 0xE8, 0x6A,
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0xA8, 0x59, 0x1C, 0xE8, 0x7A, 0xA8, 0x51, 0x64,
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0xE7, 0x7B, 0x88, 0x51, 0x01, 0xE8, 0x7C, 0xA8,
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0x59, 0x30, 0xE8, 0x7D, 0xA8, 0x59, 0x27, 0xE7,
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0x7D, 0x78, 0x61, 0x01, 0xE8, 0x6C, 0xA8, 0x61,
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0x28, 0xE8, 0x6B, 0xA8, 0x59, 0x32, 0xE8, 0x6A,
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0xA8, 0x4D, 0x60, 0xE7, 0x29, 0xA8, 0x41, 0x0A,
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0xE8, 0x78, 0xA8, 0x41, 0x30, 0xE8, 0x70, 0xA8,
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0x39, 0xFF, 0xE8, 0x70, 0xA8, 0x39, 0x00, 0xE8,
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0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
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uint8_t mySpeechData[] = {
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0xE8, 0x70, 0xA8, 0x5F, 0x00, 0xE8, 0x70, 0xA8,
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0x5F, 0x00, 0xE8, 0x70, 0xA8, 0x5F, 0x00, 0xE8,
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0x7B, 0xA8, 0x5F, 0x63, 0xE7, 0x6B, 0xA8, 0x59,
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0x47, 0xE8, 0x6A, 0xA8, 0x61, 0x36, 0xE8, 0x79,
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0xA8, 0x65, 0x37, 0xE7, 0x79, 0xA8, 0x69, 0x0E,
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0xE7, 0x6A, 0xA8, 0x61, 0x29, 0xE8, 0x6B, 0xA8,
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0x59, 0xAD, 0xE8, 0x6B, 0xA8, 0x51, 0xC0, 0xE8,
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0x6A, 0xA8, 0x51, 0x07, 0xE8, 0x6A, 0xA8, 0x4B,
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0x39, 0xE8, 0x6A, 0xA8, 0x49, 0x64, 0xE7, 0x6A,
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0x88, 0x49, 0x11, 0xE7, 0x5A, 0xB8, 0x51, 0x63,
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0xE7, 0x5A, 0xB8, 0x59, 0x1D, 0xE8, 0x7A, 0xA8,
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0x61, 0x65, 0xE8, 0x79, 0xA8, 0x61, 0xC0, 0xE8,
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0x70, 0x78, 0x51, 0x00, 0xE8, 0x70, 0x78, 0x51,
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0x00, 0xE8, 0x70, 0x78, 0x59, 0x00, 0xE7, 0x79,
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0xA8, 0x65, 0x04, 0xE7, 0x6A, 0x98, 0x61, 0x16,
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0xE8, 0x6B, 0xA8, 0x61, 0x60, 0xE8, 0x7C, 0xA8,
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0x59, 0x78, 0xE7, 0x7C, 0xA8, 0x55, 0x0A, 0xE8,
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0x6B, 0xA8, 0x62, 0x33, 0xE8, 0x6A, 0xA8, 0x59,
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0x1C, 0xE8, 0x7A, 0xA8, 0x51, 0x64, 0xE7, 0x7B,
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0x88, 0x51, 0x01, 0xE8, 0x7C, 0xA8, 0x59, 0x30,
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0xE8, 0x7D, 0xA8, 0x59, 0x27, 0xE7, 0x7D, 0x78,
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0x61, 0x01, 0xE8, 0x6C, 0xA8, 0x61, 0x28, 0xE8,
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0x6B, 0xA8, 0x59, 0x32, 0xE8, 0x6A, 0xA8, 0x4D,
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0x60, 0xE7, 0x29, 0xA8, 0x41, 0x0A, 0xE8, 0x78,
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0xA8, 0x41, 0x30, 0xE8, 0x70, 0xA8, 0x39, 0xFF,
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0xE8, 0x70, 0xA8, 0x39, 0x00, 0xE8, 0xFF, 0xFF
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};
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@ -102,9 +104,14 @@ int main(void)
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printf("RUN SPEECH TEST (Y/N) ");
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if (cgetc() != 'Y')
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return 0;
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printf("\n");
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*tabPtr = speechData;
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speechData = mySpeechData;
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speechLen = sizeof(mySpeechData) - 1;
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setupSpeech();
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while (!kbhit()) {
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//printf("numIRQs = %d\n", numIRQs);
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}
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cgetc();
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@ -7,13 +7,11 @@
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;
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.export _setupSpeech
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.export _setupSpeech, _numIRQs, _speechData, _speechLen, _busy
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; .interruptor speechIRQ
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TABPTR := $F9 ;DATA POINTER
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OUTPTR := $FB ;START OF DATA POINTER
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ENDPTR := $FD ;END OF DATA POINTER
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BUSY := $FF ;BUSY FLAG
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IRQL := $03FE ;INTERRUPT VECTOR, LOW BYTE
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IRQH := $03FF ;INTERRUPT VECTOR, HIGH BYTE
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BASE := $C440 ;FIRST SPEECH CHIP
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@ -29,6 +27,15 @@ IFR := $C48D ;INTERRUPT FLAG REG-6522
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IER := $C48E
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.DATA
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speechIRQ: .byte $60, <_interr, >_interr ; RTS plus two dummy bytes
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_numIRQs: .byte $00
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_speechData: .byte $00, $00
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_speechLen: .byte $00, $00
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endptr: .byte $00, $00
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_busy: .byte $00
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.CODE
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.proc _setupSpeech
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@ -37,36 +44,31 @@ IER := $C48E
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STA IRQL ;TO POINT TO INTERRUPT
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LDA #>_interr ;SERVICE ROUTINE
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STA IRQH
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; LDA #$4C ; JMP opcode
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; STA speechIRQ
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LDA #$00
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STA DDRA
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STA DDRB
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LDA TABPTR+1 ;GET HIGH ADDRESS OF DATA
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STA OUTPTR+1 ;STORE IN WORK POINTER
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LDX TABPTR ;GET LOW ADDRESS OF DATA
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INX ;INCREMENT TWICE
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INX ;TO SKIP OVER LENGTH BYTES
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BNE @L1 ;CHECK FOR PAGE BOUNDARY
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INC OUTPTR+1
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@L1:
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STX OUTPTR ;STORE LOW BYTE
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LDA _speechData+1 ;GET HIGH ADDRESS OF DATA
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STA OUTPTR+1 ;STORE IN WORK POINTER
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LDA _speechData ;GET LOW ADDRESS OF DATA
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STA OUTPTR ;STORE LOW BYTE
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LDY #$01
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LDA (TABPTR),Y ;GET HIGH LENGTH BYTE
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LDA _speechLen+1 ;GET HIGH LENGTH BYTE
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CLC
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ADC TABPTR+1 ;AND ADD TO BASE ADDRESS
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STA ENDPTR+1 ;STORE END ADDRESS
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DEY
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LDA (TABPTR),Y ;GET LOW LENGTH BYTE
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ADC _speechData+1 ;AND ADD TO BASE ADDRESS
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STA endptr+1 ;STORE END ADDRESS
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LDA _speechLen ;GET LOW LENGTH BYTE
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CLC
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ADC TABPTR ;AND ADD TO BASE ADDRESS
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ADC _speechData ;AND ADD TO BASE ADDRESS
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BCC @L2 ;CHECK FOR PAGE BOUNDARY
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INC ENDPTR+1
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INC endptr+1
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@L2:
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STA ENDPTR ;STORE END ADDRESS
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STA endptr ;STORE END ADDRESS
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LDA #$FF ;SET BUSY FLAG
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STA BUSY ;AND SET PERIPHERAL CONTROL
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STA _busy ;AND SET PERIPHERAL CONTROL
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LDA #$0C ;REGISTER TO RECOGNIZE
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STA PCR ;SIGNAL FROM SPEECH CHIP
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LDA #$80 ;RAISE CTRL BIT IN REGISTER 3
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@ -93,18 +95,20 @@ IER := $C48E
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STA IFR
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LDY #$00 ;INIT REGISTERS
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LDX #$04
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LDA OUTPTR+1
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CMP endptr+1
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BCC @L1
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BNE @L5
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LDA OUTPTR ;CHECK FOR END OF DATA FILE
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CMP ENDPTR
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BCC @L1 ;IF NOT THEN CONTINUE
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LDA OUTPTR+1 ;CHECK HIGH ADDRESS ALSO
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CMP ENDPTR+1
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CMP endptr
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BCC @L1 ;IF NOT THEN CONTINUE
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@L5:
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LDA #$00 ;IF END, TURN EVERYTHING OFF
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STA DURPHON ;STORE PAUSE PHONEME
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LDA #$70 ;ZERO AMPLITUDE
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STA CTTRAMP
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LDA #$00 ;CLEAR BUSY FLAG
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STA BUSY
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STA _busy
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LDA #$02 ;CLEAR INTERRUPT ENABLE
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STA IER ;IN 6522
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LDA #$FF
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