Fostex G16 - Page 16

3.2.2 CPU UI
The ports (pins) of CPU UI are assigned as follows:
di
Terminal (I/O)
Pin Number
Function
S-DATAI (I)
64
Port to receive serial data from
System Control.
S-DATAO (0)
1
Port for sending serial data to
System Control.
S-CLK (I) 63
Clock signal input port to synchro 
nize when sending or receiving
serial data between System Control
and Controller.
DIGIT 1 - 12 (0) 21 ~ 32
Refer to circuit diagram for
connecting method.
SEGMENT E 0-7(0)
37 - 44
SEGMENT I 0 - 7 (O)
45 ~ 52
KEY 0-7 (I) 54 - 61
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