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參數(shù)資料
| 型號： | μPD780022Y |
| 廠商： | NEC Corp. |
| 英文描述： | 8 Bit Single Chip Microcontrollers(8位單片微控制器) |
| 中文描述： | 8位單片機微控制器（8位單片微控制器） |
| 文件頁數(shù)： | 17/66頁 |
| 文件大?。?/td> | 453K |
| 代理商： | ΜPD780022Y |
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μ
PD780021Y, 780022Y, 780023Y, 780024Y
Preliminary Data Sheet
17
5. PERIPHERAL HARDWARE FUNCTION FEATURES
5.1 Ports
The following 3 types of I/O ports are available.
CMOS input (Port 1)
CMOS input/output (Port 0, Port 2 to Port 7)
N-channel open-drain input/output (P30 to P33) : 4
: 8
: 39
Total
: 51
Table 5-1. Port Functions
Name
Pin Name
Function
Port 0
P00 to P03
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
Port 1
P10 to P17
Input-only port pins.
Port 2
P20 to P25
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
Port 3
P30 to P33
N-ch open-drain input/output port pins. Input/output specifiable bit-wise.
On-chip pull-up resistor can be connected by mask option.
LEDs can be driven directly.
P34 to P36
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
Port 4
P40 to P47
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
Test input flag (KRIF) is set to 1 by falling edge detection.
Port 5
P50 to P57
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
LEDs can be driven directly.
Port 6
P64 to P67
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
Port 7
P70 to P75
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be connected by software.
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| μPD780024Y | 8 Bit Single Chip Microcontrollers(8位單片微控制器) |
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| μPD780021 | 8 Bit Single Chip Microcontrollers(8位單片微控制器) |
| μPD780022 | 8 Bit Single Chip Microcontrollers(8位單片微控制器) |
| μPD780023 | 8 Bit Single Chip Microcontrollers(8位單片微控制器) |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| PD780131 | 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Single-Chip Microcontrollers |
| PD780131(A) | 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Single-Chip Microcontrollers |
| PD780131(A1) | 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Single-Chip Microcontrollers |
| PD780131(A2) | 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Single-Chip Microcontrollers |
| PD780131A | 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Single-Chip Microcontrollers |
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