參數(shù)資料
型號: P83C180
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: Microcontrollers for monitors with DDC interface, auto-sync detection and sync proc(帶DDC接口,同步監(jiān)測和同步處理的監(jiān)視器微控制器)
中文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PDIP42
封裝: 0.600 INCH, PLASTIC, SOT-270-1, SDIP-42
文件頁數(shù): 46/84頁
文件大?。?/td> 420K
代理商: P83C180
1997 Dec 12
46
Philips Semiconductors
Product specification
Microcontrollers for monitors with DDC
interface, auto-sync detection and sync proc.
P83Cx80; P87C380
handbook, full pagewidth
MGG031
IS
MONITOR
DDC2B
+
/DDCAB2
CAPABLE
RESPOND TO DDC2B
+
/DDCAB2
COMMAND
DDC2 COMMUNICATION
IS IDLE. MONITOR IS
WAITING FOR A COMMAND
NO
YES
RESPOND TO DDC2B
COMMAND
YES
IS
DDC2B
+
/DDCAB2
COMMAND
DETECTED
NO
YES
IS
COMMAND DDC2B
COMMAND
NO
HAS A
COMMAND BEEN
RECEIVED
NO
YES
MONITOR POWER-ON
STOP SENDING OF EDID
SWITCH TO DDC2
COMMUNICATION MODE
(1)
NO
YES
NO
IS VSYNC
PRESENT
IS DDC2 CLOCK
PRESENT
EDID SENT
CONTINUOUSLY USING
VSYNC AS CLOCK
COMMUNICATION IS IDLE
Fig.24 Host type detection.
(1) Once the monitor switches from DDC1 mode to DDC2 mode it will
remain in DDC2 mode for the duration of that power-on period.
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