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7534 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
DESCRIPTION
The 7534 Group is the 8-bit microcomputer based on the 740 family
core technology.
The 7534 Group has a USB, 8-bit timers, and an A-D converter, and
is useful for an input device for personal computer peripherals.
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•
•
•
•
•
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•
FEATURES
•
Basic machine-language instructions ....................................... 69
•
The minimum instruction execution time .......................... 0.34
µs
•
•
•
•
(at 6 MHz oscillation frequency for the shortest instruction)
Memory size
ROM ............................................... 8K to 16K bytes
RAM .............................................. 256 to 384 bytes
Programmable I/O ports ...................................... 28 (36-pin type)
............................................................................ 24 (32-pin type)
............................................................................ 33 (42-pin type)
Interrupts .................................................... 14 sources, 8 vectors
Timers ............................................................................ 8-bit
!
3
Serial I/O1 ................................ used only for Low Speed in USB
(based on USBSpec. Rev.1.1)
(USB/UART)
Serial I/O2 ...................................................................... 8-bit
!
1
(Clock-synchronized)
A-D converter ................................................ 10-bit
!
8 channels
Clock generating circuit ............................................. Built-in type
(connect to external ceramic resonator or quartz-crystal oscillator )
Watchdog timer ............................................................ 16-bit
!
1
Power source voltage
At 6 MHz X
IN
oscillation frequency at ceramic resonator
................................ 4.1 to 5.5 V(4.4 to 5.25 V at USB operation)
Power dissipation ............................................ 30 mW (standard)
Operating temperature range ................................... –20 to 85
°C
(0 to 70
°C
at USB operation)
Built-in USB 3.3 V Regulator + transceiver based on USB Spec.
Rev.1.1
APPLICATION
Input device for personal computer peripherals
PIN CONFIGURATION (TOP VIEW)
P1
2
/S
CLK
P1
3
/S
DATA
P1
4
/CNTR
0
P2
0
/AN
0
P2
1
/AN
1
P2
2
/AN
2
P2
3
/AN
3
P2
4
/AN
4
P2
5
/AN
5
P2
6
/AN
6
P2
7
/AN
7
V
REF
RESET
CNV
SS
Vcc
X
IN
X
OUT
V
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
P1
1
/T
X
D/D+
P1
0
/R
X
D/D-
P0
7
P0
6
P0
5
P0
4
P0
3
P0
2
P0
1
P0
0
USBV
REFOUT
P3
7
/INT
0
P3
5
(LED
5
)
P3
4
(LED
4
)
P3
3
(LED
3
)
P3
2
(LED
2
)
P3
1
(LED
1
)
P3
0
(LED
0
)
Package type: 36P2R-A
Fig. 1 Pin configuration of M37534M4-XXXFP, M37534E8FP
M37534M4-XXXFP
M37534E8FP
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