參數(shù)資料
型號(hào): M3455AG8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PQFP52
封裝: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件頁數(shù): 111/150頁
文件大?。?/td> 1818K
代理商: M3455AG8-XXXFP
Rev.1.02
Nov 26, 2008
Page 61 of 146
REJ03B0224-0102
455A Group
Table 27 Interrupt control register
Note 1. “R” represents read enabled, and “W” represents write enabled.
Note 2. When the contents of I12 and I13 are changed, the external interrupt request flag EXF0 may be set.
Interrupt control register I1
at reset : 00002
at power down : state retained
R/W
TAI1/TI1A
I13
INT pin input control bit (Note 2)
0
INT pin input disabled
1
INT pin input enabled
I12
Interrupt valid waveform for INT pin/
return level selection bit (Note 2)
0
Falling waveform (“L” level of INT pin is recognized with the SNZI0
instruction)/“L” level
1
Rising waveform (“H” level of INT pin is recognized with the SNZI0
instruction)/“H” level
I11
INT pin edge detection circuit control bit
0
One-sided edge detected
1
Both edges detected
I10
INT pin timer 1 count start synchronous
circuit selection bit
0
Timer 1 count start synchronous circuit not selected
1
Timer 1 count start synchronous circuit selected
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