參數資料
型號: M37281MAH-XXXSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP52
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-52
文件頁數: 67/172頁
文件大小: 1319K
代理商: M37281MAH-XXXSP
Rev.1.01
2003.07.16
page 159 of 170
M37281MAH–XXXSP,M37281MFH–XXXSP,M37281MKH–XXXSP, M37281EKSP
Address 021616
Address 021716
b7 b6 b5 b4 b3 b2 b1 b0
Clock control register (CS) [Address 021616]
B
Name
Functions
After reset R W
Clock Control Register
0
Clock selection bit
(CS0)
0
R W
1, 2
0: Data slicer clock
1: OSC1 clock
0
R W
70
R W
Test bit
(See note 2)
OSC1 oscillating mode
selection bits (CS1, CS2) 00: 32kHz oscillating mode.
01: Used as input port of P63
and P64 (See note 1).
10: LC oscillating mode
11: Ceramic quartz-crystal
oscillating mode
b2
b1
Note 1: Set bit 7 of address 00C716 to “1”, when OSC1 and OSC2 are used as P63
and P64.
2: Be sure to set bit 7 to “0” for program of the mask and the EPROM versions.
For the emulator MCU version (M37280ERSS), be sure to set bit 7 to “1”
when using the data slicer clock for software debugging.
00
0
Fix these bits to “0.”
0
R W
3 to 6
0
b7 b6 b5 b4 b3 b2 b1 b0
I/O polarity control register (PC) [Address 021716]
B
Name
Functions
After reset R W
I/O Polarity Control Register
0
HSYNC input polarity
switch bit (PC0)
0 : Positive polarity input
1 : Negative polarity input
0
10 : Positive polarity input
1 : Negative polarity input
0
2
R, G, B output polarity
switch bit (PC2)
0 : Positive polarity output
1 : Negative polarity output
0
3
0
VSYNC input polarity
switch bit (PC1)
R W
R —
Note: Refer to Fig. 8.11.19.
0 : “
” at even field
” at odd field
1 : “
” at even field
” at odd field
4
OUT1 output polarity
switch bit (PC4)
0 : Positive polarity output
1 : Negative polarity output
0
5
OUT2 output polarity
switch bit (PC5)
0 : Positive polarity output
1 : Negative polarity output
0
6
Display dot line selection
bit (PC6) (See note)
0
7
Field determination
flag(PC7)
0 : Even field
1 : Odd field
1
R W
R —
Nothing is assigned. This bit is a write disable bit.
When this bit is read out, the value is “0”.
相關PDF資料
PDF描述
M37281EKSP 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP52
M37281MFH-XXXSP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP52
M37281MAH-XXXSP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP52
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M37281MAH-XXXSP 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP52
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