ARCADE MANUAL ARCHIVEMachine Specs, DIP Switches & Service Manuals

Heathkit H8 Digital Computer

Heath Company · 1977 · raster Horizontal · 2P · keyboard · h8

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Display

Type: raster Horizontal
Resolution: 640 x 250
Refresh: 59.26 Hz

Processors

Intel 8080A @ 2.048 MHz
Zilog Z80 @ 2.048 MHz

Audio

Beep @ 1 kHz
Beep @ 1 kHz
Cassette
Cassette
Channels: 3

Controls

Players: 2
keyboard, 16 buttons
keyboard, 86 buttons

DIP Switch Settings

Data from MAME. On later hardware, game settings are typically in the Test/Service Menu, not DIP switches. Learn more

SwitchSettingOptionsDefault
SW1:1, SW1:2Port 174 deviceSW1:1 SW1:2ON ON H17 ✱OFF ON H47ON OFF UndefinedOFF OFF UndefinedH17
SW1:3, SW1:4Port 170 deviceSW1:3 SW1:4ON ON Not in use ✱OFF ON H47ON OFF UndefinedOFF OFF UndefinedNot in use
SW1:5Primary Boot fromON Boots from device at port 174 ✱OFF Boots from device at port 170Boots from device at port 174
SW1:6Perform memory test at startOFF No ✱ON YesNo
SW1:7Console Baud rateON 9600 ✱OFF 192009600
SW1:8Boot modeON Normal ✱OFF AutoNormal
SW1:1Bank 3 - Address Block 0k - 8kON OffOFF On ✱On
SW1:2Bank 3 - Address Block 8k - 16kON Off ✱OFF OnOff
SW1:3Bank 3 - Address Block 16k - 24kON Off ✱OFF OnOff
SW1:4Bank 3 - Address Block 24k - 32kON Off ✱OFF OnOff
SW1:5Bank 3 - Address Block 32k - 40kON Off ✱OFF OnOff
SW1:6Bank 3 - Address Block 40k - 48kON Off ✱OFF OnOff
SW1:7Bank 3 - Address Block 48k - 56kON Off ✱OFF OnOff
SW1:8Bank 3 - Address Block 56k - 64kON OffOFF On ✱On
SW2:1Bank 2 - Address Block 0k - 8kON Off ✱OFF OnOff
SW2:2Bank 2 - Address Block 8k - 16kON Off ✱OFF OnOff
SW2:3Bank 2 - Address Block 16k - 24kON Off ✱OFF OnOff
SW2:4Bank 2 - Address Block 24k - 32kON Off ✱OFF OnOff
SW2:5Bank 2 - Address Block 32k - 40kON Off ✱OFF OnOff
SW2:6Bank 2 - Address Block 40k - 48kON OffOFF On ✱On
SW2:7Bank 2 - Address Block 48k - 56kON OffOFF On ✱On
SW2:8Bank 2 - Address Block 56k - 64kON Off ✱OFF OnOff
SW3:1Bank 1 - Address Block 0k - 8kON Off ✱OFF OnOff
SW3:2Bank 1 - Address Block 8k - 16kON Off ✱OFF OnOff
SW3:3Bank 1 - Address Block 16k - 24kON Off ✱OFF OnOff
SW3:4Bank 1 - Address Block 24k - 32kON OffOFF On ✱On
SW3:5Bank 1 - Address Block 32k - 40kON OffOFF On ✱On
SW3:6Bank 1 - Address Block 40k - 48kON Off ✱OFF OnOff
SW3:7Bank 1 - Address Block 48k - 56kON Off ✱OFF OnOff
SW3:8Bank 1 - Address Block 56k - 64kON Off ✱OFF OnOff
SW4:1Bank 0 - Address Block 0k - 8kON Off ✱OFF OnOff
SW4:2Bank 0 - Address Block 8k - 16kON OffOFF On ✱On
SW4:3Bank 0 - Address Block 16k - 24kON OffOFF On ✱On
SW4:4Bank 0 - Address Block 24k - 32kON Off ✱OFF OnOff
SW4:5Bank 0 - Address Block 32k - 40kON Off ✱OFF OnOff
SW4:6Bank 0 - Address Block 40k - 48kON Off ✱OFF OnOff
SW4:7Bank 0 - Address Block 48k - 56kON Off ✱OFF OnOff
SW4:8Bank 0 - Address Block 56k - 64kON Off ✱OFF OnOff
SW401:1, SW401:2, SW401:3, SW401:4Baud RateSW401:1 SW401:2 SW401:3 SW401:4OFF ON ON ON 110ON OFF ON ON 150OFF OFF ON ON 300ON ON OFF ON 600OFF ON OFF ON 1200ON OFF OFF ON 1800OFF OFF OFF ON 2000ON ON ON OFF 2400OFF ON ON OFF 3600ON OFF ON OFF 4800OFF OFF ON OFF 7200ON ON OFF OFF 9600 ✱OFF ON OFF OFF 192009600
SW401:5, SW401:6ParitySW401:5 SW401:6ON ON None ✱OFF ON OddON OFF None ✱OFF OFF EvenNone
SW401:7Parity TypeON Normal ✱OFF StickNormal
SW401:8DuplexON HalfOFF Full ✱Full
SW402:1CursorON Underline ✱OFF BlockUnderline
SW402:2KeyclickOFF NoON Yes ✱Yes
SW402:3Wrap at EOLON No ✱OFF YesNo
SW402:4Auto LF on CRON No ✱OFF YesNo
SW402:5Auto CR on LFON No ✱OFF YesNo
SW402:6ModeON Heath/VT52 ✱OFF ANSIHeath/VT52
SW402:7Keypad ShiftedON No ✱OFF YesNo
SW402:8RefreshON 60Hz ✱OFF 50Hz60Hz