M30622SAFP MITSUBISHI [Mitsubishi Electric Semiconductor], M30622SAFP Datasheet - Page 170
M30622SAFP
Manufacturer Part Number
M30622SAFP
Description
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Manufacturer
MITSUBISHI [Mitsubishi Electric Semiconductor]
Datasheet
1.M30622SAFP.pdf
(274 pages)
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Programmable I/O Port
170
Table 1.20.1. Example connection of unused pins in single-chip mode
Table 1.20.2. Example connection of unused pins in memory expansion mode and microprocessor mode
Figure 1.20.10. Example connection of unused pins
Note 1: With external clock input to X
Note 2: When the BCLK output disable bit (bit 7 at address 0004
Note: With external clock input to X
Ports P0 to P10
(excluding P8
X
NMI
AV
Ports P6 to P10
(excluding P8
P4
BHE, ALE, HLDA,
X
HOLD, RDY, NMI
AV
AV
AV
OUT
OUT
5
SS
CC
CC
SS
/ CS1 to P4
, V
, V
(Note 1), BCLK (Note 2)
(Note)
REF
REF
Pin name
Note : When the BCLK output disable bit (bit 7 at address 0004
Pin name
In single-chip mode
Port P0 to P10 (except for P8
, BYTE
5
5
)
)
Microcomputer
7
/ CS3
(Output mode)
(Input mode)
(Input mode)
·
·
·
AV
BYTE
X
AV
V
NMI
OUT
REF
CC
SS
5
)
Connect via resistor to V
After setting for input mode, connect every pin to V
resistor; or after setting for output mode, leave these pins open.
Sets ports to input mode, sets bits CS1 through CS3 to 0, and connects
to Vcc via resistors (pull-up).
Connect to V
Connect to V
Open
Open
Connect via resistor to V
Connect to V
After setting for input mode, connect every pin to V
resistor; or after setting for output mode, leave these pins open.
Connect to V
Open
Open
IN
IN
V
·
·
·
pin.
pin.
CC
V
SS
CC
SS
SS
CC
CC
16
In memory expansion mode or
in microprocessor mode
Port P4
to P4
Port P6 to P10 (except for P8
) is set to “1”, connect to V
CC
(pull-up)
16
Microcomputer
7
Connection
(pull-up)
/ CS3
5
) is set to “1”, connect to V
/ CS1
Connection
(Output mode)
BCLK (Note)
(Input mode)
(Input mode)
·
·
·
HOLD
HLDA
AV
AV
X
V
RDY
BHE
ALE
NMI
OUT
REF
CC
SS
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
5
)
CC
via a resistor (pull-up).
Open
Open
SS
·
·
·
V
SS
or V
CC
or V
CC
CC
via a resistor (pull-up).
via a
M16C / 62A Group
CC
Mitsubishi microcomputers
V
SS
via a
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