aiden/h8-536-decoder
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Pin additons

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Aiden
2026-05-25 15:18:47 +10:00
parent cdfb811c28
commit a82f3f6628
10 changed files with 3498 additions and 50 deletions
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48
build/rom_pseudocode.c
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@@ -465,7 +465,7 @@ void vec_reset_1000(void)
P9DDR = (uint8_t)(0x93); /* 1025; MOV:G.B #H'93, @P9DDR; P9DDR = H'93; refs P9DDR; cycles=9 */
P9DR = (uint8_t)(0x00); /* 102A; MOV:G.B #H'00, @P9DR; P9DR = H'00; refs P9DR; cycles=9 */
SYSCR1 = (uint8_t)(0x87); /* 102F; MOV:G.B #H'87, @SYSCR1; SYSCR1 = H'87 (IRQ1E=0 IRQ0E=0 NMIEG=0 BRLE=0; P12/P13 are I/O, IRQ0 disabled, IRQ1 disabled); refs SYSCR1; cycles=9 */
SYSCR2 = (uint8_t)(0x84); /* 1034; MOV:G.B #H'84, @SYSCR2; SYSCR2 = H'84 (IRQ5E=0 IRQ4E=0 IRQ3E=0 IRQ2E=0 P6PWME=1 P9PWME=0 P9SCI2E=0; enabled P6 PWM); refs SYSCR2; cycles=9 */
SYSCR2 = (uint8_t)(0x84); /* 1034; MOV:G.B #H'84, @SYSCR2; SYSCR2 = H'84 (IRQ5E=0 IRQ4E=0 IRQ3E=0 IRQ2E=0 P6PWME=1 P9PWME=0 P9SCI2E=0; enabled P6 PWM); SYSCR2 write leaves P9SCI2E=0; SCI2 pins are disabled, so SCI2 is not the traced MAX202 path; traced RS232/MAX202 remains SCI1 P95/P96; refs SYSCR2; cycles=9 */
FRT1_TCR = (uint8_t)(0x02); /* 1039; MOV:G.B #H'02, @FRT1_TCR; FRT1_TCR = H'02 (ICIE=0 OCIEB=0 OCIEA=0 OVIE=0 OEB=0 OEA=0 CKS1=1 CKS0=0); refs FRT1_TCR; cycles=9 */
FRT1_TCSR = (uint8_t)(0x01); /* 103E; MOV:G.B #H'01, @FRT1_TCSR; FRT1_TCSR = H'01 (ICF=0 OCFB=0 OCFA=0 OVF=0 OLVLB=0 OLVLA=0 IEDG=0 CCLRA=1); refs FRT1_TCSR; cycles=9 */
FRT1_FRC_H = (uint16_t)(0x00); /* 1043; MOV:G.W #H'00, @FRT1_FRC_H; FRT1_FRC_H = H'00; refs FRT1_FRC_H; FRT1_FRC W write high TEMP access; cycles=9 */
@@ -484,12 +484,12 @@ void vec_reset_1000(void)
PWM2_DTR = (uint8_t)(0xFF); /* 1086; MOV:G.B #H'FF, @PWM2_DTR; PWM2_DTR = H'FF; refs PWM2_DTR; cycles=9 */
PWM3_TCR = (uint8_t)(0x3B); /* 108B; MOV:G.B #H'3B, @PWM3_TCR; PWM3_TCR = H'3B (OE=0 OS=0 CKS2=0 CKS1=1 CKS0=1); refs PWM3_TCR; cycles=9 */
PWM3_DTR = (uint8_t)(0x7D); /* 1090; MOV:G.B #H'7D, @PWM3_DTR; PWM3_DTR = H'7D; refs PWM3_DTR; cycles=9 */
SCI1_SMR = (uint8_t)(0x24); /* 1095; MOV:G.B #H'24, @SCI1_SMR; SCI1_SMR = H'24 (C/A=0 CHR=0 PE=1 O/E=0 STOP=0 CKS1=0 CKS0=0; SCI async, 8-bit, even parity, 1 stop, clock phi); refs SCI1_SMR; cycles=9 */
SCI1_SCR = (uint8_t)(0x3C); /* 109A; MOV:G.B #H'3C, @SCI1_SCR; SCI1_SCR = H'3C (TIE=0 RIE=0 TE=1 RE=1 CKE1=0 CKE0=0; SCI enables TX,RX, internal clock); refs SCI1_SCR; cycles=9 */
SCI1_BRR = (uint8_t)(0x07); /* 109F; MOV:G.B #H'07, @SCI1_BRR; SCI1_BRR = H'07; SCI1 async 8-bit even parity 1 stop BRR N=7 CKS n=0; baud needs --clock-hz; refs SCI1_BRR; cycles=9 */
SCI2_SMR = (uint8_t)(0x24); /* 10A4; MOV:G.B #H'24, @SCI2_SMR; SCI2_SMR = H'24 (C/A=0 CHR=0 PE=1 O/E=0 STOP=0 CKS1=0 CKS0=0; SCI async, 8-bit, even parity, 1 stop, clock phi); refs SCI2_SMR; cycles=9 */
SCI2_SCR = (uint8_t)(0x0C); /* 10A9; MOV:G.B #H'0C, @SCI2_SCR; SCI2_SCR = H'0C (TIE=0 RIE=0 TE=0 RE=0 CKE1=0 CKE0=0; SCI enables none, internal clock); refs SCI2_SCR; cycles=9 */
SCI2_BRR = (uint8_t)(0x07); /* 10AE; MOV:G.B #H'07, @SCI2_BRR; SCI2_BRR = H'07; SCI2 async 8-bit even parity 1 stop BRR N=7 CKS n=0; baud needs --clock-hz; refs SCI2_BRR; cycles=9 */
SCI1_SMR = (uint8_t)(0x24); /* 1095; MOV:G.B #H'24, @SCI1_SMR; SCI1_SMR = H'24 (C/A=0 CHR=0 PE=1 O/E=0 STOP=0 CKS1=0 CKS0=0; SCI async, 8-bit, even parity, 1 stop, clock phi); SCI1 SMR serial init for traced RS232/MAX202 path (H8 pin 66 P95/TXD to MAX202 pin 11; MAX202 pin 12 to H8 pin 67 P96/RXD); refs SCI1_SMR; cycles=9 */
SCI1_SCR = (uint8_t)(0x3C); /* 109A; MOV:G.B #H'3C, @SCI1_SCR; SCI1_SCR = H'3C (TIE=0 RIE=0 TE=1 RE=1 CKE1=0 CKE0=0; SCI enables TX,RX, internal clock); disable SCI1 TX interrupt (TIE); disable SCI1 receive and receive-error interrupts (RIE); enable SCI1 transmitter (TE); enable SCI1 receiver (RE); SCI1 SCR write TE=1 RE=1; TE/RE select the traced RS232/MAX202 pins (P95/TXD pin 66 to MAX202 pin 11, P96/RXD pin 67 to MAX202 pin 12); refs SCI1_SCR; cycles=9 */
SCI1_BRR = (uint8_t)(0x07); /* 109F; MOV:G.B #H'07, @SCI1_BRR; SCI1_BRR = H'07; SCI1 async 8-bit even parity 1 stop BRR N=7 CKS n=0; baud needs --clock-hz; SCI1 BRR serial init for traced RS232/MAX202 path (H8 pin 66 P95/TXD to MAX202 pin 11; MAX202 pin 12 to H8 pin 67 P96/RXD); refs SCI1_BRR; cycles=9 */
SCI2_SMR = (uint8_t)(0x24); /* 10A4; MOV:G.B #H'24, @SCI2_SMR; SCI2_SMR = H'24 (C/A=0 CHR=0 PE=1 O/E=0 STOP=0 CKS1=0 CKS0=0; SCI async, 8-bit, even parity, 1 stop, clock phi); SCI2 SMR write; not the traced MAX202 path; P9SCI2E=0 disables SCI2 pins P92/P93/P94, while the board trace is SCI1 P95/P96; refs SCI2_SMR; cycles=9 */
SCI2_SCR = (uint8_t)(0x0C); /* 10A9; MOV:G.B #H'0C, @SCI2_SCR; SCI2_SCR = H'0C (TIE=0 RIE=0 TE=0 RE=0 CKE1=0 CKE0=0; SCI enables none, internal clock); disable SCI2 TX interrupt (TIE); disable SCI2 receive and receive-error interrupts (RIE); disable SCI2 transmitter (TE); disable SCI2 receiver (RE); SCI2 SCR write; not the traced MAX202 path; P9SCI2E=0 disables SCI2 pins P92/P93/P94, while the board trace is SCI1 P95/P96; refs SCI2_SCR; cycles=9 */
SCI2_BRR = (uint8_t)(0x07); /* 10AE; MOV:G.B #H'07, @SCI2_BRR; SCI2_BRR = H'07; SCI2 async 8-bit even parity 1 stop BRR N=7 CKS n=0; baud needs --clock-hz; SCI2 BRR write; not the traced MAX202 path; P9SCI2E=0 disables SCI2 pins P92/P93/P94, while the board trace is SCI1 P95/P96; refs SCI2_BRR; cycles=9 */
ADCSR = (uint8_t)(0x19); /* 10B3; MOV:G.B #H'19, @ADCSR; ADCSR = H'19 (ADF=0 ADIE=0 ADST=0 SCAN=1 CKS=1 CH2=0 CH1=0 CH0=1; A/D halt, scan AN0-AN1, 138-state max, ADI disabled); refs ADCSR; cycles=9 */
MEM8[0xFEE9] = (uint8_t)(0x7F); /* 10B8; MOV:G.B #H'7F, @H'FEE9; cycles=9 */
WCR = (uint8_t)(0xF0); /* 10BD; MOV:G.B #H'F0, @WCR; WCR = H'F0 (WMS1=0 WMS0=0 WC1=0 WC0=0; programmable wait, 0 waits); refs WCR; cycles=9 */
@@ -2432,12 +2432,12 @@ void loc_434C(void)
IPRD = (uint8_t)(0x00); /* 435B; MOV:G.B #H'00, @IPRD; IPRD = H'00 (FRT3 priority=0; 8-bit timer priority=0); refs IPRD; cycles=9 */
IPRE = (uint8_t)(0x50); /* 4360; MOV:G.B #H'50, @IPRE; IPRE = H'50 (SCI1 priority=5; SCI2 priority=0); refs IPRE; cycles=9 */
IPRF = (uint8_t)(0x40); /* 4365; MOV:G.B #H'40, @IPRF; IPRF = H'40 (A/D priority=4); refs IPRF; cycles=9 */
SCI1_SCR |= BIT(6); /* 436A; BSET.B #6, @SCI1_SCR; set RIE (bit 6) of SCI1_SCR; refs SCI1_SCR; cycles=9 */
SCI1_SCR |= BIT(6); /* 436A; BSET.B #6, @SCI1_SCR; set RIE (bit 6) of SCI1_SCR; enable SCI1 receive and receive-error interrupts (RIE); SCI1 SCR write TE=1 RE=1; TE/RE select the traced RS232/MAX202 pins (P95/TXD pin 66 to MAX202 pin 11, P96/RXD pin 67 to MAX202 pin 12); refs SCI1_SCR; cycles=9 */
FRT1_TCR |= BIT(5); /* 436E; BSET.B #5, @FRT1_TCR; set OCIEA (bit 5) of FRT1_TCR; refs FRT1_TCR; cycles=9 */
FRT2_TCR |= BIT(5); /* 4372; BSET.B #5, @FRT2_TCR; set OCIEA (bit 5) of FRT2_TCR; refs FRT2_TCR; cycles=9 */
ADCSR |= BIT(6); /* 4376; BSET.B #6, @ADCSR; set ADIE (bit 6) of ADCSR; refs ADCSR; cycles=9 */
SYSCR2 |= BIT(4); /* 437A; BSET.B #4, @SYSCR2; set IRQ3E (bit 4) of SYSCR2; refs SYSCR2; cycles=9 */
SYSCR2 |= BIT(5); /* 437E; BSET.B #5, @SYSCR2; set IRQ4E (bit 5) of SYSCR2; refs SYSCR2; cycles=9 */
SYSCR2 |= BIT(4); /* 437A; BSET.B #4, @SYSCR2; set IRQ3E (bit 4) of SYSCR2; SYSCR2 write leaves P9SCI2E=0; SCI2 pins are disabled, so SCI2 is not the traced MAX202 path; traced RS232/MAX202 remains SCI1 P95/P96; refs SYSCR2; cycles=9 */
SYSCR2 |= BIT(5); /* 437E; BSET.B #5, @SYSCR2; set IRQ4E (bit 5) of SYSCR2; SYSCR2 write leaves P9SCI2E=0; SCI2 pins are disabled, so SCI2 is not the traced MAX202 path; traced RS232/MAX202 remains SCI1 P95/P96; refs SYSCR2; cycles=9 */
set_flags_btst(P7DR, 6); /* 4382; BTST.B #6, @P7DR; refs P7DR; cycles=7 */
if (!Z) { /* 4386; BEQ loc_438E; cycles=3/7 nt/t */
WDT_TCSR_R = (uint16_t)(0xA53F); /* 4388; MOV:G.W #H'A53F, @WDT_TCSR_R; WDT_TCSR_R = H'A53F (OVF=0 WT/IT=0 TME=1 CKS2=1 CKS1=1 CKS0=1; TCSR password H'A5, WDT enabled, interval IRQ0, clock phi/4096); refs WDT_TCSR_R; cycles=11 */
@@ -2849,13 +2849,13 @@ void loc_BA26(void)
R0 ^= (uint8_t)(MEM8[0xF85C]); /* BA60; XOR.B @H'F85C, R0; refs ram_F85C; cycles=7 */
MEM8[0xF85D] = (uint8_t)(R0); /* BA64; MOV:G.B R0, @H'F85D; refs ram_F85D; cycles=7 */
do {
set_flags_btst(SCI1_SSR, 7); /* BA68; BTST.B #7, @SCI1_SSR; refs SCI1_SSR; cycles=7 */
} while (Z); /* BA6C; BEQ loc_BA68; cycles=3/7 nt/t */
set_flags_btst(SCI1_SSR, 7); /* BA68; BTST.B #7, @SCI1_SSR; wait for SCI1 transmit data register empty (TDRE=1); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=7 */
} while (Z); /* BA6C; BEQ loc_BA68; repeat SCI1 transmit-empty wait while TDRE=0; cycles=3/7 nt/t */
R0 = (uint8_t)(MEM8[0xF858]); /* BA6E; MOV:G.B @H'F858, R0; refs ram_F858; cycles=7 */
SCI1_TDR = (uint8_t)(R0); /* BA72; MOV:G.B R0, @SCI1_TDR; SCI1_TDR; refs SCI1_TDR; cycles=7 */
SCI1_TDR = (uint8_t)(R0); /* BA72; MOV:G.B R0, @SCI1_TDR; SCI1_TDR; write RS232/SCI byte to SCI1 TDR for transmission; SCI1 TDR write transmits on traced RS232/MAX202 path: H8 pin 66 P95/TXD -> MAX202 pin 11; refs SCI1_TDR; cycles=7 */
MEM8[0xF9C2] = (uint8_t)(0x01); /* BA76; MOV:G.B #H'01, @H'F9C2; refs ram_F9C2; cycles=9 */
SCI1_SSR &= ~BIT(7); /* BA7B; BCLR.B #7, @SCI1_SSR; clear TDRE (bit 7) of SCI1_SSR; refs SCI1_SSR; cycles=8 */
SCI1_SCR |= BIT(7); /* BA7F; BSET.B #7, @SCI1_SCR; set TIE (bit 7) of SCI1_SCR; refs SCI1_SCR; cycles=8 */
SCI1_SSR &= ~BIT(7); /* BA7B; BCLR.B #7, @SCI1_SSR; clear TDRE (bit 7) of SCI1_SSR; clear SCI1 transmit data register empty flag (TDRE); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=8 */
SCI1_SCR |= BIT(7); /* BA7F; BSET.B #7, @SCI1_SCR; set TIE (bit 7) of SCI1_SCR; enable SCI1 TX interrupt (TIE); SCI1 SCR write TE=1 RE=1; TE/RE select the traced RS232/MAX202 pins (P95/TXD pin 66 to MAX202 pin 11, P96/RXD pin 67 to MAX202 pin 12); refs SCI1_SCR; cycles=8 */
return; /* BA83; RTS; cycles=13 */
}
@@ -2870,7 +2870,7 @@ void vec_sci1_txi_BA84(void)
if (Z) goto loc_BAA9; /* BA94; BEQ loc_BAA9; cycles=3/7 nt/t */
MEM8[0xFAA2] &= ~BIT(3); /* BA96; BCLR.B #3, @H'FAA2; refs ram_FAA2; cycles=9 */
MEM8[0xFAA3] = 0; /* BA9A; CLR.B @H'FAA3; refs ram_FAA3; cycles=9 */
SCI1_SCR &= ~BIT(7); /* BA9E; BCLR.B #7, @SCI1_SCR; clear TIE (bit 7) of SCI1_SCR; refs SCI1_SCR; cycles=9 */
SCI1_SCR &= ~BIT(7); /* BA9E; BCLR.B #7, @SCI1_SCR; clear TIE (bit 7) of SCI1_SCR; disable SCI1 TX interrupt (TIE); SCI1 SCR write TE=1 RE=1; TE/RE select the traced RS232/MAX202 pins (P95/TXD pin 66 to MAX202 pin 11, P96/RXD pin 67 to MAX202 pin 12); refs SCI1_SCR; cycles=9 */
MEM8[0xF9C0] = (uint8_t)(0x1F); /* BAA2; MOV:G.B #H'1F, @H'F9C0; refs ram_F9C0; cycles=9 */
goto loc_BAF1; /* BAA7; BRA loc_BAF1; cycles=8 */
loc_BAA9:
@@ -2878,13 +2878,13 @@ loc_BAA9:
R0 = (uint8_t)(MEM8[0xF9C2]); /* BAAB; MOV:G.B @H'F9C2, R0; refs ram_F9C2; cycles=6 */
R0 = zero_extend8(R0); /* BAAF; EXTU.B R0; cycles=3 */
R0 = (uint8_t)(MEM8[R0 - 0x07A8]); /* BAB1; MOV:G.B @(-H'07A8,R0), R0; cycles=6 */
SCI1_TDR = (uint8_t)(R0); /* BAB5; MOV:G.B R0, @SCI1_TDR; SCI1_TDR; refs SCI1_TDR; cycles=6 */
SCI1_TDR = (uint8_t)(R0); /* BAB5; MOV:G.B R0, @SCI1_TDR; SCI1_TDR; write RS232/SCI byte to SCI1 TDR for transmission; SCI1 TDR write transmits on traced RS232/MAX202 path: H8 pin 66 P95/TXD -> MAX202 pin 11; refs SCI1_TDR; cycles=6 */
R0 = (uint16_t)(MEM16[R7++]); /* BAB9; MOV:G.W @R7+, R0; cycles=6 */
SCI1_SSR &= ~BIT(7); /* BABB; BCLR.B #7, @SCI1_SSR; clear TDRE (bit 7) of SCI1_SSR; refs SCI1_SSR; cycles=8 */
SCI1_SSR &= ~BIT(7); /* BABB; BCLR.B #7, @SCI1_SSR; clear TDRE (bit 7) of SCI1_SSR; clear SCI1 transmit data register empty flag (TDRE); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=8 */
MEM8[0xF9C2] += (uint8_t)(1); /* BABF; ADD:Q.B #1, @H'F9C2; refs ram_F9C2; cycles=8 */
set_flags_cmp8(MEM8[0xF9C2], 0x06); /* BAC3; CMP:G.B #H'06, @H'F9C2; refs ram_F9C2; cycles=6 */
if (!Z) goto loc_BAF1; /* BAC8; BNE loc_BAF1; cycles=3/7 nt/t */
SCI1_SCR &= ~BIT(7); /* BACA; BCLR.B #7, @SCI1_SCR; clear TIE (bit 7) of SCI1_SCR; refs SCI1_SCR; cycles=9 */
SCI1_SCR &= ~BIT(7); /* BACA; BCLR.B #7, @SCI1_SCR; clear TIE (bit 7) of SCI1_SCR; disable SCI1 TX interrupt (TIE); SCI1 SCR write TE=1 RE=1; TE/RE select the traced RS232/MAX202 pins (P95/TXD pin 66 to MAX202 pin 11, P96/RXD pin 67 to MAX202 pin 12); refs SCI1_SCR; cycles=9 */
set_flags_btst(MEM8[0xF795], 6); /* BACE; BTST.B #6, @H'F795; refs ram_F795; cycles=7 */
if (!Z) goto loc_BAE8; /* BAD2; BNE loc_BAE8; cycles=3/7 nt/t */
set_flags_btst(MEM8[0xF791], 7); /* BAD4; BTST.B #7, @H'F791; refs ram_F791; cycles=7 */
@@ -2945,17 +2945,17 @@ void vec_sci1_eri_BB57(void)
{
/* vector sources: sci1_eri */
MEM8[0xFAA4] |= BIT(7); /* BB57; BSET.B #7, @H'FAA4; refs ram_FAA4; cycles=8 */
SCI1_SSR &= ~BIT(5); /* BB5B; BCLR.B #5, @SCI1_SSR; clear ORER (bit 5) of SCI1_SSR; refs SCI1_SSR; cycles=8 */
SCI1_SSR &= ~BIT(4); /* BB5F; BCLR.B #4, @SCI1_SSR; clear FER (bit 4) of SCI1_SSR; refs SCI1_SSR; cycles=8 */
SCI1_SSR &= ~BIT(3); /* BB63; BCLR.B #3, @SCI1_SSR; clear PER (bit 3) of SCI1_SSR; refs SCI1_SSR; cycles=8 */
SCI1_SSR &= ~BIT(5); /* BB5B; BCLR.B #5, @SCI1_SSR; clear ORER (bit 5) of SCI1_SSR; clear SCI1 overrun error flag (ORER); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=8 */
SCI1_SSR &= ~BIT(4); /* BB5F; BCLR.B #4, @SCI1_SSR; clear FER (bit 4) of SCI1_SSR; clear SCI1 framing error flag (FER); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=8 */
SCI1_SSR &= ~BIT(3); /* BB63; BCLR.B #3, @SCI1_SSR; clear PER (bit 3) of SCI1_SSR; clear SCI1 parity error flag (PER); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=8 */
}
void vec_sci1_rxi_BB67(void)
{
/* vector sources: sci1_rxi */
push_registers(R0, R1); /* BB67; STM.W {R0,R1}, @-SP; cycles=12 */
SCI1_SSR &= ~BIT(6); /* BB69; BCLR.B #6, @SCI1_SSR; clear RDRF (bit 6) of SCI1_SSR; refs SCI1_SSR; cycles=8 */
R0 = (uint8_t)(SCI1_RDR); /* BB6D; MOV:G.B @SCI1_RDR, R0; refs SCI1_RDR; cycles=6 */
SCI1_SSR &= ~BIT(6); /* BB69; BCLR.B #6, @SCI1_SSR; clear RDRF (bit 6) of SCI1_SSR; clear SCI1 receive-data-full flag (RDRF); SCI1 SSR status for traced RS232/MAX202 path; TDRE/RDRF/error flags gate TDR/RDR use; refs SCI1_SSR; cycles=8 */
R0 = (uint8_t)(SCI1_RDR); /* BB6D; MOV:G.B @SCI1_RDR, R0; read SCI1 received byte from RDR; SCI1 RDR read receives from traced RS232/MAX202 path: MAX202 pin 12 -> H8 pin 67 P96/RXD; refs SCI1_RDR; cycles=6 */
set_flags_tst8(MEM8[0xF9C1]); /* BB71; TST.B @H'F9C1; refs ram_F9C1; cycles=6 */
if (!Z) goto loc_BB7D; /* BB75; BNE loc_BB7D; cycles=3/8 nt/t */
MEM8[0xF9C3] = 0; /* BB77; CLR.B @H'F9C3; refs ram_F9C3; cycles=8 */