参数资料
型号: 37C669
厂商: SMSC Corporation
英文描述: DIODE SCHOTTKY SINGLE 25V 200mW 0.5V-vf 200mA-IFM 30mA-IF 2uA-IR SOD-323 3K/REEL
中文描述: 电脑98/99顺从超级I / O软盘控制器与红外线支持
文件页数: 42/164页
文件大小: 621K
代理商: 37C669
136
Table 60 - UART Interrupt Operation Table
UART1
UART2
IRQ PINS
UART1
OUT2 bit
UART1 IRQ
Output State
UART2
OUT2 bit
UART2 IRQ Output
State
Share IRQ
UART1
Pin State
UART2
Pin State
0
Z
0
Z
No
Z
1
asserted
0
Z
No
1
Z
1
de-asserted
0
Z
No
0
Z
0
Z
1
asserted
No
Z
1
0
Z
1
de-asserted
No
Z
0
1
asserted
1
asserted
No
1
asserted
1
de-asserted
No
1
0
1
de-asserted
1
asserted
No
0
1
de-asserted
1
de-asserted
No
0
Z
0
Z
Yes
Z
1
asserted
0
Z
Yes
1
Z
1
de-asserted
0
Z
Yes
0
Z
0
Z
1
asserted
Yes
1
Z
0
Z
1
de-asserted
Yes
0
Z
1
asserted
1
asserted
Yes
1
Z
1
asserted
1
de-asserted
Yes
1
Z
1
de-asserted
1
asserted
Yes
1
Z
1
de-asserted
1
de-asserted
Yes
0
Z
It is the responsibility of the software to ensure that two IRQ's are not set to the same IRQ number.
Potential damage to chip may result.
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