4-15
UP-D70/D70A (UC,CE)
b) PPI (IC105) Port map
Terminal
Signal line name
I/O
Function
1
NC
2
nCS
I
Tip select
3
GND
GND
4
A1
I
Address
5
A0
I
Address
6
PC7
O
7
P_TYPE 1
O
Number of the identical images in one printout
8
P_TYPE 0
O
Number of the identical images in one printout
9
nHOT_RESET
O
PQC IC hot reset
10
TRNS_ENB
O
Control line for transmission in printing
11
PRE_HEAT
O
Preheat control line
12
EXTRA
O
13
CK_SEL
O
Head control clock select
14
SEL0
O
Daughter board select signal
15
SEL1
O
Daughter board select signal
16
SEL2
O
Daughter board select signal
17
NC
18
nC_RESET
O
Daughter board CPU reset
19
nSTNBY
O
Daughter board CPU stand-by
20
nSTRB
O
Daughter board clock for program transmission
21
nCTS_CLR
O
nCTS_LATCH Clear
22
PB7
O
23
Vcc
Power supply
24
D7
I
Data
25
D6
I
Data
26
D5
I
Data
27
D4
I
Data
28
D3
I
Data
29
D2
I
Data
30
D1
I
Data
