Epson LQ-1060, Техническое руководство, Страница: 231 / 253

Table A-8. E05A24GA Terminal Functions
Pin No.
Name
Function
11
RXD (IN)
I
Receive serial data
35 I Parallel/serial select
9
I Data bus 7
8
I Data bus 6
7
I Data bus 5
5
I Data bus 4
4 I Data bus 3
3
I Data bus 2
2
I Data bus 1
1 I
Data bus O
10
STB I STROBE signal
24
ACK o ACKNLG signal
23 BUSY o
BUSY signal
28
PE o PE signal
26 ERR o ERROR signal
12
I signal
36
SLIN I signal
57 AFXT
I AUTO FEED XT signal
19
I signal
6,39
Vcc I +5 VDC
46 ENSTENB – Pulled down
13,29, GND
Ground
34,48,
58, 64
63 o
PF motor drive/hold switch signal
30
o PF motor coil A drive pulse
31 o
PF motor coil B drive pulse
32
o PF motor coil C drive pulse
33 o PF motor coil D drive pulse
16
TM I Not used (open)
61 o (1A) reference voltage #O
60 o
(1A) reference voltage #1
59
Plo
o
(1A) reference voltage #2
62
o Buzzer
21 READY o
READY LED
20
IBF o BUSY Latch signal
15 ITO o
Latch signal
47
CLK Watch-dog timer clock
42
RD I Read strobe
43
WR
I
Write strobe
49
DO Data bus O
50
Data bus 1
51 D2
Data bus 2
52
D3 Data bus 3
53 D4 Data bus 4
54 D5
Data bus 5
55
D6 Data bus 6
56 D7 Data bus 7
37
AO I Address bus O
38
Al I Address bus 1
40
A2
I Address bus 2
44 WDOG o Watch-dog timer
A-17