Epson PX-8 Technical Manual page 6

• SERIAL:
• Speaker:
• Analog input:
• Bar code:
Connector
Voltage
Transmission speed
REV.-A
8-pin mini-DIN connector
±
8V (ON/OFF control by software)
150, 600,4800, 38.4K BPS
Audio response controlled by software or by micro cassette
(with adjustable volume)
Input voltage
A/D converter
o
~ 2.0V
6-bit (Resolution: approx.0.03V)
Can connect to high-resolution (0.19mm) or low-resolution
(0.33mm).
(9) CPU and memory
• Main CPU:
• Slave CPU:
• Auxiliary CPU:
• Main RAM:
• Video RAM:
• ROM:
• ROM capsule:
Z-80,2.45MHz
6303, 614kHz
7508, 200kHz (with battery backup)
64kB D-RAM (with battery backup)
6kB static RAM (with battery backup)
32kB
Two capsules can be incorporated.
(8
~
32kB per capsule)
1.1.1 Available models
The following models are available for this computer. However, major differences among these
models are restricted to keyboard and AC adaptor specifications, the internal hardware is the
same.
Table 1-1
Model Keyboard AC adaptor
H101AAA
ASCII (U.S.A.)
HOOAAA: 1 20V 60 Hz
H101AAC ASCII HOOAAA: 1 20V 60 Hz, HOOAAU-B: 240V 50 Hz,
HOOAAU-A: 240V 50 Hz
H1 01 ABA HASCII (U.S.A.) HOOAAA: 120V 60 Hz
H101AUA England HOOAAU-A: 240V 50 Hz
H101AFA France HOOAAF: 220V 50 Hz
H101AGA Germany HOOAAG: 220V 50 Hz
H101A SA Sweden HOOAAG: 220V 50 Hz
H101ADA Denmark HOOAAG: 220V 50 Hz
H101 ANA
Norway
HOOAAG: 220V 50 Hz
1-2