Power source | | |
---|
| | 4 x AA Alkaline Cells (MN1500, LR6) providing 20 hours of use. |
| | AC Mains adaptor (6.5 v DC ±10%), 500 mA, centre positive. |
Weight | | |
---|
| | 900 g (1.98 lb). |
Dimensions | | |
---|
| | 294 mm (L) x 210 mm (D) x 23 mm (H) |
| | (111/2"x 81/4"X 7/8") |
Keyboard | | |
---|
| | QWERTY, 64 keys including INDEX, MENU, and HELP. |
Sound | | |
---|
| | Miniature loudspeaker, used for alarm or warning. |
Serial 1/0 Port | | |
---|
| | RS232, connector 9-way 'D' female. |
Operating system | | |
---|
| | Unique to Cambridge Z88 (concurrent, 4M Bytes address range). |
Operating temperature | | |
---|
| | 0°C to 40°C (32° to 104°F). |
Microprocessor | | |
---|
| | CMOS Z80A |
Internal memory | | |
---|
| | DRAM CMOS 32K Bytes |
| | ROM CMOS 128K Bytes |
| | Internal options allow the use of up to 512K RAM and 512K ROM in future machines. |
Memory cards | | |
---|
| | Slots 1, 2, or 3 1M Byte per card maximum |
| | Slot 3 also programs EPROM cards. |
CMOS RAM | | |
---|
| | Random Access Memory. Data retained while machine is powered. |
CMOS EPROM | | |
---|
| | Erasable, Programmable, Read-Only Memory |
| | Data retention measured in years. Card can be removed from Cambridge Z88 without data loss. Eraser available from Cambridge Computer Limited. |