參數(shù)資料
型號: PCA5007
廠商: NXP Semiconductors N.V.
英文描述: Pager baseband controller
中文描述: 傳呼機基帶控制器
文件頁數(shù): 31/112頁
文件大?。?/td> 604K
代理商: PCA5007
1998 Oct 07
31
Philips Semiconductors
Product specification
Pager baseband controller
PCA5007
6.11.4
E
XAMPLE SEQUENCE TO SET ANOTHER CLOCK CORRECTION INTERVAL
MOV CC0, #(CIV7 to CIV0).
MOV CC1, #(CIV8 to CIV15).
MOV CCON, #D4H.
MOV CCON, #D5H.
6.11.5
T
IMING
Figures 15 and 16 illustrate how the clock correction works and how the access of the microcontroller is synchronized to
the local operation.
Fig.14 Sequence for setting the clock compensation.
handbook, full pagewidth
MGR117
PLUS, ENB
and CIV
SET
valid value in SFR
must stay valid for
one period of 76.8 kHz
Fig.15 Operation of clock compensation.
After (CIV) clock ticks of 76.8 kHz or 38.4 kHz one correction is made.
handbook, full pagewidth
MGR118
[
5
[
4
[
3
[
2
[
1
[
0
1
2
3
4
5
6
7
[
5
[
4
[
3
[
2
[
1
[
0
1
2
3
4
5
6
Interval counter
CORR for
clock recovery
corrected
38.4 kHz
with PLUS = 1
corrected
38.4 kHz
with PLUS = 0
76.8 kHz
38.4 kHz
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