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參數(shù)資料
| 型號： | μPD78064B |
| 廠商： | NEC Corp. |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8 Bit Single Chip Microcontrollers |
| 中文描述： | 8位單片機(jī)微控制器 |
| 文件頁數(shù)： | 18/64頁 |
| 文件大?。?/td> | 391K |
| 代理商： | ΜPD78064B |
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18
μ
PD78064B
5.
PERIPHERAL HARDWARE FUNCTION FEATURE
5.1
Port
There are two kinds of I/O port.
CMOS input (P00, P07)
CMOS input/output (P01 to P05, Port 1 to 3, 7 to 11)
: 2
: 55
Total
: 57
Table 5-1. Functions of Ports
Name
Pin Name
Function
Port 0
P00, P07
Dedicated input port
P01 to P05
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Port 1
P10 to P17
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Port 2
P25 to P27
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Port 3
P30 to P37
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Port 7
P70 to P72
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Port 8
P80 to P87
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Input/output port/segment signal output function specifiable in 2-bit units by LCD display
control register (LCDC).
Port 9
P90 to P97
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Input/output port/segment signal output function specifiable in 2-bit units by LCD display
control register (LCDC).
Port 10
P100 to P103
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Can drive LEDs directly.
Port 11
P110 to P117
Input/output port. Input/output specifiable bit-wise.
When used as input port, on-chip pull-up resistor can be used by software.
Test input flag (KRIF) is set to 1 by falling edge detection.
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