PC1640 SD
Also known as: PC1640 DD, PC1640 HD20, PC1640 HD30
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Display
Type: raster Horizontal
Resolution: 640 x 200
Refresh: 68.04 Hz
Processors
Intel 8086 @ 8 MHz
Intel 8048 @ 6 MHz
AM9517A @ 4 MHz
Audio
Filtered DAC
Floppy sound @ 44.1 kHz
Channels: 2
Controls
Players: 1
mouse
keyboard, 85 buttons
DIP Switch Settings
Data from MAME. On later hardware, game settings are typically in the Test/Service Menu, not DIP switches. Learn more
| Switch | Setting | Options | Default |
|---|---|---|---|
| SW:1, SW:2, SW:3, SW:4 | Initial Display Mode | SW:1 SW:2 SW:3 SW:4OFF OFF ON OFF Internal MD, External CGA80ON OFF ON OFF Internal MD, External CGA40OFF ON ON OFF Internal ECD350, External MDA/HERC ✱ON ON ON OFF Internal ECD200, External MDA/HERCOFF OFF OFF ON Internal CD80, External MDA/HERCON OFF OFF ON Internal CD40, External MDA/HERCOFF ON OFF ON External CGA80, Internal MDON ON OFF ON External CGA40, Internal MDOFF OFF ON ON External MDA/HERC, Internal ECD350ON OFF ON ON External MDA/HERC, Internal ECD200OFF ON ON ON External MDA/HERC, Internal CD80ON ON ON ON External MDA/HERC, Internal CD40 | Internal ECD350, External MDA/HERC |
| SW:5 | MC6845 Mode | OFF EGA ✱ON CGA/MDA/HERC | EGA |
| SW:6, SW:7 | Font | SW:6 SW:7ON ON English ✱OFF OFF DanishON OFF PortugueseOFF ON Greek | English |
| SW:6, SW:7 | Default Display Mode | SW:6 SW:7OFF OFF External EGA ✱ON OFF External CGA in 40 Column ModeOFF ON External CGA in 80 Column ModeON ON External Monochrome Adapter | External EGA |
| SW:8 | Monitor | OFF CD (Standard RGB)ON ECD (Enhanced RGB) ✱ | ECD (Enhanced RGB) |
| SW:9 | Foreign Fonts | OFF Enabled ✱ON Disabled | Enabled |
| SW:10 | Internal Graphics Adapter | OFF Enabled ✱ON Disabled | Enabled |