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H8/3334: add analog input ports

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This commit is contained in:
R. Belmont 2010-03-06 06:22:41 +00:00
parent b58684eb36
commit 3ae63e34e5
1 changed files with 27 additions and 0 deletions
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27
src/emu/cpu/h83002/h8_8.c
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@ -567,6 +567,33 @@ static READ8_HANDLER( h8330_itu_r )
case 0xdd: // serial Rx 0
val = memory_read_byte(h8->io, H8_SERIAL_0);
break;
case 0xe0: // ADC 0 low byte
val = memory_read_byte(h8->io, H8_ADC_0_L);
break;
case 0xe1: // ADC 0 high byte
val = memory_read_byte(h8->io, H8_ADC_0_H);
break;
case 0xe2: // ADC 1 low byte
val = memory_read_byte(h8->io, H8_ADC_1_L);
break;
case 0xe3: // ADC 1 high byte
val = memory_read_byte(h8->io, H8_ADC_1_H);
break;
case 0xe4: // ADC 2 low byte
val = memory_read_byte(h8->io, H8_ADC_2_L);
break;
case 0xe5: // ADC 2 high byte
val = memory_read_byte(h8->io, H8_ADC_2_H);
break;
case 0xe6: // ADC 3 low byte
val = memory_read_byte(h8->io, H8_ADC_3_L);
break;
case 0xe7: // ADC 3 high byte
val = memory_read_byte(h8->io, H8_ADC_3_H);
break;
case 0xe8: // ADCSR: A/D control/status
val = 0x80; // return conversion completed
break;
default:
val = h8->per_regs[reg];
break;