參數(shù)資料
型號: M44C588
廠商: TEMIC SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 4 MHz, MICROCONTROLLER
文件頁數(shù): 20/44頁
文件大?。?/td> 549K
代理商: M44C588
M44C588
Preliminary Information
TELEFUNKEN Semiconductors
Rev. A1, 11-Nov-97
27 (44)
Interval Timer Interrupt Priority Register (ITIPR)
Auxiliary register address (write only): ’F’hex
Bit 3
Bit 2
Bit 1
Bit 0
ITIPR
PRB
PRA
MIB
MIA
Reset value: 1111b
PRB – Priority select Interval Timer Interrupt INTB
PRA – Priority select Interval Timer Interrupt INTA
MIB – Mask Interval Timer Interrupt INTB
MIA – Mask Interval Timer Interrupt INTA
Table 13.
Interval Timer Interrupt Priority Register (ITIPR)
Code
3 2 1 0
Function
x x x 1
Mask interrupt A
x x x 0
Enable interrupt A
x x 1 x
Mask interrupt B
x x 0 x
Enable interrupt B
x 1 x x
Interrupt A => priority 1
x 0 x x
Interrupt A => priority 5
1 x x x
Interrupt B => priority 2
0 x x x
Interrupt B => priority 6
x x 1 1
Reset prescaler and halt
SUBCL
CK
8092Hz
4096Hz
2048Hz
1024Hz
256Hz
128Hz
64Hz
32Hz
8Hz
4Hz
2Hz
1Hz
0h
1h
2h
3h
4h
5h
6h
7h
2Hz
4Hz
8Hz
16Hz
32Hz
64Hz
128Hz
8Hz
8h
9h
Ah
Bh
Ch
Dh
Eh
Fh
16Hz
64Hz
256Hz
1024Hz
2048Hz
4096Hz
8192Hz
ITFSR
FS1
FS2
FS3
FS0
Buffer
ITIPR
MIA
PRA
PRB
MIB
INTA
8:1
Mux
INTB
8:1
Mux
INT5
INT1
INT6
INT2
R
15-stage binary counter
2
2 22 2
2
22
2
22
2
22
2
3
4
567
8
9
10
11
12
13
14
15
(e.g. SUBCL = 32 kHz)
96 11530
Figure 24. Interval timers / prescaler
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