參數(shù)資料
型號(hào): UPD75112GFA
廠商: NEC Corp.
英文描述: 4-Bit Single Chip-Microcomputer
中文描述: 4位單片微機(jī)
文件頁數(shù): 7/56頁
文件大?。?/td> 499K
代理商: UPD75112GFA
7
μ
PD75112(A), 75116(A)
3. Pin Functions
3.1 Port Pins
Pin Name
P00
P01
P02
P03
P10
P11
P12
P13
P20
P21
P22
P23
P30 to P33
P40 to P43
P50 to P53
P60 to P63
P70 to P73
P80 to P83
P90 to P93
P120 to P123
P130 to P133
P140 to P143
Function
4-bit input port (PORT0)
4-bit input port (PORT1)
4-bit input/output port (PORT2)
Programmable 4-bit input/output port (PORT3)
Bit-wise input/output setting enable
4-bit input/output port (PORT4)
4-bit input/output port (PORT5)
Programmable 4-bit input/output port (PORT6)
Bit-wise input/output setting enable
4-bit input/output port (PORT7)
4-bit input/output port (PORT8)
4-bit input/output port (PORT9)
N-ch open drain 4-bit input/ output port (PORT12)
Bit-wise pull-up resistor incorporation enable
(mask option)
2 V withstand for open drain
N-ch open drain 4-bit input/ output port (PORT13)
Bit-wise pull-up resistor incorporation enable
(mask option)
12 V withstand for open drain
N-ch open drain 4-bit input/output port (PORT14)
Bit-wise pull-up resistor incorporation enable
(mask option)
12 V withstand for open drain
I/O Circuit
Type
*1
B
F
E
B
B
E
E
E
E
E
E
E
E
M
M
M
Input/ Output
Input
Input/output
Input/output
Input
Input
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
8-Bit I/O
×
×
G
G
G
G
G
G
G
G
At Reset
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
*2
Input
*2
Input
*2
*
1
: Circles indicate Schmitt trigger inputs.
2
: High impedance for open drain
High level for on-chip pull-up resistors
Dual
Function Pin
INT4
SCK
SO
SI
INT0
INT1
INT2
INT3
PTO0
PTO1
PCL
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