參數(shù)資料
型號: W925C625
英文描述: Telephone Controller
中文描述: 電話控制器
文件頁數(shù): 24/71頁
文件大小: 1055K
代理商: W925C625
W925E/C625
8-bit CID Microcontroller
Revision : A6
-24-
Release Date : 2002/7/2
Bit:
7
-
6
5
-
4
-
3
2
1
0
PS1
PT1
PX1
PT0
PX0
Mnemonic: IP
Address: B8h
IP.7: This bit is un-implemented and will read high.
PS1: This bit defines the Serial port interrupt priority. PS1 = 1 sets it to higher priority level
PT1: This bit defines the Timer 1 interrupt priority. PT1 = 1 sets it to higher priority level.
PX1: This bit defines the External interrupt 1 priority. PX1 = 1 sets it to higher priority level.
PT0: This bit defines the Timer 0 interrupt priority. PT0 = 1 sets it to higher priority level.
PX0: This bit defines the External interrupt 0 priority. PX0 = 1 sets it to higher priority level.
DTMF GENERATOR REGISTER
(initial=00H)
Bit:
Mnemonic: DTMFG
7
-
6
5
HE
4
LE
3
L1
2
L0
1
H1
0
H0
DTGE
Address: BAh
L1
x
x
x
x
0
0
1
1
L0
x
x
x
x
0
1
0
1
H1
0
0
1
1
x
x
x
x
H0
0
1
0
1
x
x
x
x
Selected tone
1209Hz
1336Hz
1477Hz
1633Hz
697Hz
770Hz
852Hz
941Hz
LE: Enable low group frequency output.
HE: Enable high group frequency output.
DTGE: Enable dual tone output to DTMF pin.
COMPARATOR REGISTER
(initial=00H)
Bit:
7
-
6
-
5
-
4
-
3
2
1
-
0
RESC
REF
COMPEN
Mnemonic: COMPR
Result of the comparator. Set when positive analog input voltage is(VPOS or
1.0v internal regular output) higher than negative analog input voltage(VNEG)
RESC is a read only bit.
Address: BBh
RESC:
REF:
COMPEN:
REF=0 reference input from analog input voltage(VPOS/P4.4) pin.
REF=1 reference input from the internal regulator output.
COMPEN=0 Disable comparator
COMPEN=1 Enable comparator
IDLE RELEASED CONDITION REGISTER 1
(initial=00H)
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