Epson LQ-1060, Technical Manual

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REV.-A
is an 8-bit single chip microcomputer that can access a IM byte memory space.
The main functions are as follows :
. High speed : instruction cycle (9.83 MHz)
. Expanded data memory: Memory space IM byte
●
Interrupt controller: 2 level priority
Vectored interrupt handling
Macro service
●
512-Byte RAM built-in
●
terminals : 54 (Programmable ; 34 inputs)
●
Serial interface
UART (Baud rate generator built-in)
Clocked synchronous mode serial interface : 3-line serial i/0, serial bus interface
●
Real-time output port: T
WO
stepping motors can be controlled independently
. A/D converter (8 analog inputs)
●
High capacity timer/counter unit
16 bit x
8 bit x 3
●
Two 8-bit timers
. Interrupts (3 external, 8 internal)
●
General purpose serial l/F
●
l/O lines
Input and output ports : 28 bits
Edge sensor inputs : 4
Figures A-1 and A-2 show the pin diagram and internal block diagram . Table A-2 shows the terminal
functions.
1
2
3
c - - - - 4
5
o - - - 6
P 6 6 / w A l T / A N 6 @ - -
7
8
9
10
11
c - - - - 12
c - - - - 13
RESET o - - - - 14
X2
15
x l 16
17
19
c - - - - 20
21
22
23
24
25
26
_ - 27
28
29
c - - - 30
‘ o - - - 31
32
Figure
A-1. Pin Diagram
63 Pol
62
Poo
61
60
59
56
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42 -
41 — - C
40 —
39 -
38 -
37 -
36 -
35 A S T B
34 - - - - c
33
-
A-2