參數(shù)資料
型號: W78IRD2A
廠商: WINBOND ELECTRONICS CORP
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 20/76頁
文件大?。?/td> 646K
代理商: W78IRD2A
W78IRD2/W78IRD2A
- 20 -
BIT
NAME
FUNCTION
7
PX3
1: Set the priority of external interrupt
INT3
one level higher.
6
EX3
1: Enable external interrupt
INT3
.
5
IE3
Interrupt
INT3
flag. This bit is set and cleared automatically by the hardware
when the interrupt is detected and processed.
4
IT3
1:
INT3
is falling-edge triggered
0:
INT3
is low-level triggered
3
PX2
1: Set the priority of external interrupt
INT2
one level higher.
2
EX2
1: Enable external interrupt
INT2
.
1
IE2
Interrupt
INT2
flag. This bit is set and cleared automatically by the hardware
when the interrupt is detected and processed.
0
IT2
1:
INT2
is falling-edge triggered
0:
INT2
is low-level triggered
External Interrupt High Control
Bit:
7
6
5
4
3
2
1
0
PXH3
-
-
-
PXH2
-
-
-
Mnemonic: XICON Address: C1h
BIT
NAME
FUNCTION
7
PXH3
1: Set the priority of external interrupt
INT3
to the highest level.
6 - 4
-
Reserved
3
PXH2
1: Set the priority of external interrupt
INT2
to the highest level.
2 - 0
-
Reserved
Port 4 Control Register A
Bit:
7
6
5
4
3
2
1
0
P41FUN1 P41FUN0 P41CMP1P41CMP0 P40FUN1 P40FUN0 P40CMP1 P40CMP0
Mnemonic: P4CONA Address: C2h
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