參數(shù)資料
型號： UPD75P316BGC-3B9
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述： 4位單片機(jī)
文件頁數(shù)： 5/46頁
文件大小： 404K
代理商： UPD75P316BGC-3B9
μ
PD75P316B
5
1.
PIN FUNCTIONS
1.1
PORT PINS (1/2)
Input
Input/output
Input/output
Input/output
Input
Input/output
Input/output
Input/output
Input/output
P00
P01
P02
P03
P10
P11
P12
P13
P20
P21
P22
P23
P30
*2
P31
*2
P32
*2
P33
*2
P40 to P43
*2
P50 to P53
*2
P60
P61
P62
P63
P70
P71
P72
P73
Dual-Function
Pin
INT4
SCK
SO/SB0
SI/SB1
INT0
INT1
INT2
TI0
PTO0
—
PCL
BUZ
LCDCL MD0
SYNC
MD1
MD2
MD3
—
—
KR0
KR1
KR2
KR3
KR4
KR5
KR6
KR7
I/O Circuit
Type
*1
B
F - A
F - B
M - C
B - C
E - B
E - B
M - A
M - A
F - A
F - A
Input
Input
Input
Input
High impedance
High impedance
Input
Input
4-bit input port (PORT0)
Internal pull-up resistor specification by
software is possible for P01 to P03 as a 3-bit
unit.
4-bit input port (PORT1)
Internal pull-up resistor specification by
software is possible as a 4-bit unit.
4-bit input/output port (PORT2)
Internal pull-up resistor specification by
software is possible as a 4-bit unit.
Programmable 4-bit input/output port (PORT3)
Input/output settable bit-wise.
Internal pull-up resistor specification by
software is possible as a 4-bit unit.
N-ch open-drain 4-bit input/output port (PORT
4).
Data input/output pins for program memory
(PROM) write/verify (low-order 4 bits).
N-ch open-drain 4-bit input/output port (PORT
5)
Data input/output pins for program memory
(PROM) write/verify (high-order 4 bits).
Programmable 4-bit input/output port (PORT6).
Input/output settable bit-wise.
Internal pull-up resistor specification by
software is possible as a 4-bit unit.
4-bit input/output port (PORT7).
Internal pull-up resistor specification by
software is possible as a 4-bit unit.
×
×
×
×
With noise elimination circuit
Pin Name
Input/Output
Function
8-bit I/O
Afer Reset
Input/output
Input/output
* 1.
: Indicates a Schmitt-triggered input.
Direct LED drive capability.
2
.
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