參數(shù)資料
型號: M37151MF-XXXFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDSO42
封裝: 0.450 INCH, 0.80 MM PITCH, PLASTIC, SSOP-42
文件頁數(shù): 109/139頁
文件大?。?/td> 1690K
代理商: M37151MF-XXXFP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37151M6/M8/MA/MC/MF-XXXFP, M37151EFFP
MITSUBISHI MICROCOMPUTERS
70
Rev. 1.0
8.11.3 Clock for OSD
The following 2 types of clocks can be selected for OSD display:
Data slicer clock output from the data slicer (approximately 26 MHz)
OSD clock f (osc) generated based on the reference clock from
pin XIN.
The OSD clock for each block can be selected by bits 3 and 4 of the
clock source control register (addresses 00D016).
Fig. 8.11.12 Block Diagram of OSD Selection Circuit
Data slicer circuit
Data slicer clock
(See note)
CC mode block
OSD mode block
Note : To use data slicer clock, set bit 0 of data slicer control register 1 to “1.”
When use the clock for OSD generated based on the main clock,
set the bit 0 of the clock control register 1 to “0.”
“0”
“1”
OC3
OC4
f(osc)
Fig. 8.11.13 Clock control register 1
Clock control register 1
Clock control register 1 (CC1) [Address 00CD16]
b7 b6 b5 b4 b3 b2 b1 b0
0
000
0
System clock generating
circuit control bit (CC10)
0: Operation
1: Stop
Fix these bits to "0"
1 to
7
Name
B
Functions
After reset R W
R W
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