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參數(shù)資料
| 型號(hào)： | UPD17228MC |
| 廠商： | NEC Corp. |
| 元件分類： | 4位微控制器 |
| 英文描述： | 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| 中文描述： | 4位單片機(jī)的小型通用紅外遙控器 |
| 文件頁(yè)數(shù)： | 42/84頁(yè) |
| 文件大?。?/td> | 393K |
| 代理商： | UPD17228MC |
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μ
PD17225, 17226, 17227, 17228
42
Data Sheet U12643EJ2V0DS00
7.2.2
IEG
This pin selects the interrupt edge to be detected on the INT pin.
When this flag is “0”, the interrupt is detected at the rising edge; when it is “1”, the interrupt is detected at the falling
edge.
3
2
1
0
0
0
0
IEG
Address
RF : 1FH
IEG
On reset
0H
R/W
R/W
0
1
INT Pin Interrupt Detection Edge Selection
Rising edge of INT pin
Falling edge of INT pin
7.2.3
Interrupt enable flag
This flag enables each interrupt source. When this flag is “1”, the corresponding interrupt is enabled; when it is “0”,
the interrupt is disabled.
3
2
1
0
0
IPBTM
IP
IPTM
Address
RF : 2FH
IPTM
On reset
0H
R/W
R/W
0
1
8-Bit Timer Interrupt Enable Flag
Disables interrupt acceptance by 8-bit timer
Enables interrupt acceptance by 8-bit timer
IP
0
1
INT Pin Interrupt Enable Flag
Disables interrupt acceptance by INT pin input
IPBTM
0
1
Basic Interval Timer Interrupt Enable Flag
Disables interrupt acceptance by basic interval timer
Enables interrupt acceptance by basic interval timer
Enables interrupt acceptance by INT pin input
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