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參數(shù)資料
| 型號： | MTV112M |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 8051 Embedded CRT Monitor Controller Flash Version |
| 中文描述： | CRT顯示器8051嵌入式控制器Flash版本 |
| 文件頁數(shù)： | 10/20頁 |
| 文件大小： | 160K |
| 代理商： | MTV112M |
MYSON
TECHNOLOGY
MTV112M
(Rev 2.0)
Revision 2.0 - 10 - 2001/05/18
P5OUT
INTFLG
50h (r/w) HPRchg VPRchg HPLchg VPLchg
INTEN
60h (w)
EHPR
INTFLG
51h(r/w)
X
INTEN
61h(w)
X
45h (r/w)
P57
P56
P55
P54
P53
HFchg
EHF
X
X
P52
VFchg
EVF
X
X
P51
FIFOI
EFIFO
X
X
P50
MI
EMI
VSYNC
EVSI
EVPR
X
X
EHPL
X
X
EVPL
X
X
Present
Check
Digital Filter
Present
Check
Vpre
Frequency
Count
Vfreq
Polarity
Check
Vpol
High
Frequency
Mask
Vself
CVSYNC
Polarity Check &
Sync Seperator
CVpre
Hpol
Hself
Digital Filter
Present Check &
Frequency Count
Hpre
Hfreq
HBpl
VBpl
VBLANK
HBLANK
VSYNC
HSYNC
H/V SYNC Processor Block Diagram
PSTUS
(r) :
The status of polarity, presence and static level for HSYNC and VSYNC.
CVpre = 1
→
The extracted CVSYNC is present.
= 0
→
The extracted CVSYNC is not present.
Hpol
= 1
→
HSYNC input is positive polarity.
= 0
→
HSYNC input is negative polarity.
Vpol
= 1
→
VSYNC (CVSYNC) is positive polarity.
= 0
→
VSYNC (CVSYNC) is negative polarity.
Hpre
= 1
→
HSYNC input is present.
= 0
→
HSYNC input is not present.
Vpre
= 1
→
VSYNC input is present.
= 0
→
VSYNC input is not present.
Hoff*
= 1
→
HSYNC input's off-level is high.
= 0
→
HSYNC input's off-level is low.
Voff*
= 1
→
VSYNC input's off-level is high.
= 0
→
VSYNC input's off-level is low.
*Hoff and Voff are valid when Hpre=0 or Vpre=0.
HCNTH
(r) :
H-Freq counter's high bits.
= 1
→
H-Freq counter overflows; this bit is cleared by H/W when condition removed.
HF10 - HF8 :
3 high bits of H-Freq counter.
Hovf
HCNTL
(r) :
H-Freq counter's low bits.
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