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EPSON PhotoPC-750Z
[Serial Interface]
The serial interface should be announced as EPSON original
specifications for connecting to a PC/MAC, a printer or a modem, and
the specifications are not open to the public. Connecting a PC/MAC. the
interface is compatible with RS-232C. A PC/MAC is required to support
19.2 kbps transmission rates at the minimum.
Pin assign.
Circuits
1
HSKo
2
HSKi
3
TXD-
4
GND
5
RXD-
6
TXD+
7
8
RXD+
SHELL
Product Description
Table 1-7. Signal Name for Serial Communication Interface
Camera
I/O
Circuits
O
I
--
O
host RD
GND
I
host SD
O
GPi
I
I
--
to PC
to printer
I/O
Circuits
prCTS
prSCK
O
TXD-
GND
I
RXD-
TXD+
prDTR
RXD+
Features
to modem
I/O
Circuits
I/O
O
HSKo
O
I
HSKi
I
O
TXD-
O
GND
I
RXD-
I
O
TXD+
O
I
GPi
I
I
RXD+
I
shell
Revision A
15
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