參數(shù)資料
型號(hào): GMS87C2020K
廠商: HYNIX SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: HYUNDAI MICRO ELECTRONICS 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP64
封裝: SDIP-64
文件頁(yè)數(shù): 73/107頁(yè)
文件大小: 1482K
代理商: GMS87C2020K
HMS81C2012A/2020A
SEP. 2004 Ver 2.00
69
.
Figure 16-2 Block Diagram of Interrupt
Figure 16-3 Interrupt Enable Flag
Timer 0
INT1
INT0
INT0IF
IENH
Interrupt Enable
Register (Higher byte)
Interrupt Enable
Register (Lower byte)
IRQH
[0E4
H
]
IRQL
[0E5
H
]
Interrupt
Vector
Address
Generator
Internal bus line
Internal bus line
Release STOP
To CPU
Interrupt Master
Enable Flag
I-flag
IENL
P
I-flag is in PSW, it is cleared by "DI", set by
"EI" instruction. When it goes interrupt service,
I-flag is cleared by hardware, thus any other
interrupt are inhibited. When interrupt service is
completed by "RETI" instruction, I-flag is set to
"1" by hardware.
[0E2
H
]
[0E3
H
]
INT1IF
T0IF
Timer 1
T1IF
A/D Converter
ADIF
SIOIF
BITIF
Watchdog Timer
Serial
BIT
WDTIF
Communication
T1E
R/W
INT0E
INITIAL VALUE: 0000 ----
B
ADDRESS: 0E2
H
IENH
INT1E
MSB
T0E
R/W
Timer/Counter 1 interrupt enable flag
Timer/Counter 0 interrupt enable flag
External interrupt 1 enable flag
External interrupt 0 enable flag
SPIE
R/W
ADE
Serial Communication interrupt enable flag
INITIAL VALUE: 0000 ----
B
ADDRESS: 0E3
H
IENL
WDTE
MSB
LSB
-
-
-
BITE
R/W
-
R/W
R/W
R/W
R/W
-
-
-
-
Basic Interval imer interrupt enable flag
Watchdog timer interrupt enable flag
A/D Convert interrupt enable flag
0: Disable
1: Enable
VALUE
LSB
-
-
-
-
-
-
-
-
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