Sharp ZQ-5000

ZQ-5000
ZQ-5200
1. CPU (SC6201 5802) terminal descriptions
Terminal No. Signal name
Input/Output
Descriptions
1
Xl
output
Ceramic oscillation output
2
x2
Input
Ceramic oscillation output
3
x3
output
4
x4
Input
5 VDD
output
6
vcc Power
CR oscillation output
CR oscillation input
Display power
Power (+)
7
1 RESET /
Input
1 Reset input terminal. Reset at L
8
GND Power
j Power (-)
9 TEST
Input
10 Cl
Input
/ Test input
11 I co I Outout
1 Buzzer drive outout fKev click sound)
I
12
I ON t
Input
/ ON KEY input terminal
I
13
I WR / Outout 1 Write clock
I
14 I MRO 1 -
1 Nat used
I
15 I KIO 1 lnout 1 KEY inout terminal
I
I I 2 I 2 I1
I
22 I K17 / lnout 1 KEY inout terminal
I
23 DIO 0 Input/Output
Data bus
1 ? ?
I
30 DIO 7 Input/Output
Data bus
31 A0 OutDut
Address bus
1
2 2
L
49 Al8
Outout
1 Address bus
50
VDISP
-
Not used.
51
VA
-
Not used.
52
@D
-
Not used.
53 K015
output 15 pin ER signal (Data terminal ready)
54
K014
output 1.5 pin RR signal (Receive enable)
55
K013 output
ON KEY strobe signal
56 K012
output KEY strobe signal
57 K011
output KEY strobe signal
58 KOlO
output
KEY strobe signal
59 IRQ
Input
Interrupt input terminal (Active low)
60
@OUT
-
Not used.
61
CE7
output
LCD driver slave side chip enable signal.
62
CE6
output
LCD driver master side chip enable signal.
63
CE5
-
Not used.
64
CE4
output
Internal ROM chip enable signal COOOOH-FFFFFH
65
CE3
-
Not used.
66
CE2
-
Not used.
67
CEl
output
Internal RAM chip enable signal 1 OOOOH-1 FFFFH
68 CEO
-
Not used.
69 OA
output
Address latch signal
70
DIS
output
LCD driver control signal
71
HA
-
Not used.
72
RD
-
Not used.
73 K09
output
KEY strobe signal
1 1
t
1
82
KOO
output
KEY strobe signal
83
R/D
Input
15pin RD signal (receive data)
84
T/D
output
1 Spin SD signal (receive data)
85
El5
Input/Output
4pin SO signal (send data)
86
El4
Input/Output
4pin SI signal (receive data)
87 El3
output
15pin RS signal (Send request)
86
El2
Input
15pin CS signal (Send enable)
-l-