M37754 Mitsubishi, M37754 Datasheet - Page 68
![no-image](/images/manufacturer_photos/0/4/451/mitsubishi_sml.jpg)
M37754
Manufacturer Part Number
M37754
Description
SINGLE-CHIP 16BIT CMOS MICROCOMPUTER
Manufacturer
Mitsubishi
Datasheet
1.M37754.pdf
(114 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M37754S4CGP
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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Fig. 83 Particular function select register 0 bit configulation
68
Notes 1 : After the expansion function select bit (bit 5 of particular function select register 1; Figure 62) is “1”,
7
6
2 : To set bits 1 and 2, continuous-twice-write operations to address 6C
3 : When BYTE = “H” (8-bit external bus width), P11 becomes an input/output port independent of bit 5’s contents.
4 : When the signal output disable select bit = “1” and bit 5 = “1”, the E/RD pin outputs “L” independent of bit 6’s contents
5
bits 1, 5 and 6 can be written and changed.
in execution of WIT or STP instruction.
4
3
2
1
0
0
M37754M8C-XXXGP, M37754M8C-XXXHP
Particular function select register 0
This bit must be fixed to “0.”
External clock input select bit (Notes 1, 2)
0 : Actuated oscillation circuit; connecting resonator
1 : Stopped oscillation circuit; inputting externaly genarated clock
Memory allocation select bit (Note 2)
0 : ROM 60 Kbytes, RAM 2048 Bytes
1 : ROM 56 Kbytes, RAM 2048 Bytes
Standby state select bit 0 (Notes 1, 3)
; in execution of WIT or STP instruction in memory expansion
or microprocessor mode
0 : External bus for P0 to P3, P10, P11
1 : Port Input/Output for P0 to P3, P10, P11
Standby state select bit 1 (Notes 1, 4)
; in execution of WIT or STP instruction
1 : Wachdog timer is not used when returning from Stop mode ; the maicrocomputer returns
0 : “H” or “L” output for pins E/RD, WR
1 : “H” output for pins E/RD, WR
STP rerurn select bit
0 : Wachdog timer is used when returning from Stop mode.
( ROM:002000
at once.
( ROM : 001000
16
16
to 00FFFF
to 00FFFF
M37754S4CGP, M37754S4CHP
16
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
16
, RAM:000080
16
, RAM : 000080
Address
are required.
6C
16
MITSUBISHI MICROCOMPUTERS
16
to 00087F
16
to 00087F
16
)
16
)
n
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