參數(shù)資料
型號: 24LCS41A
廠商: Microchip Technology Inc.
英文描述: 1K/4K 2.5V Dual Mode, Dual Port IIC Serial EEPROM(1K/4K位,2.5V雙模式,雙端口IIC串行EEPROM)
中文描述: 1K/4K 2.5V的雙模式,雙端口串行EEPROM國際進(jìn)口證(1K/4K位,2.5V的雙模式,雙端口串行EEPROM的國際進(jìn)口許可證)
文件頁數(shù): 6/16頁
文件大?。?/td> 104K
代理商: 24LCS41A
24LCS41A
DS21175A-page 6
Preliminary
1996 Microchip Technology Inc.
FIGURE 2-5:
DISPLAY OPERATION PER DDC
STANDARD PROPOSED BY VESA
Communication
is idle
Is Vsync
present
No
Send EDID continuously
using Vsync as clock
tHigh to low
SCL
Yes
No
Yes
Stop sending EDID.
Switch to DDC2 mode.
Display has
optional
transit
Setor start timer
Change on
SCL, SDA or
VCLK lines
No
Yes
High - low
transiti
Reset Vsync counter = 0
No
Yes
Valid
received
DDC2 address
No
No
VCLK
cycle
Yes
Increment VCLK counter
(if appropriate)
Yes
Switch back to DDC1
mode.
DDC2 communication
idle. Display waiting for
address byte.
DDC2B
received
Yes
Receive DDC2B
command
Respond to DDC2B
command
Is display
Access.bus
TM
capable
Yes
Valiaddress
No
Yes
See Access.bus
specification to determine
correct procedure.
Yes
No
Yes
No
No
No
Display Power-on
or
DDC Circuit Powered
from +5 volts
Reset counter or timer
Counter=128 or
timer expired
High to low
transition on
SCL
No
Yes
Note 1:
The base flowchart is copyright
1993, 1994, 1995 Video Electronic Standard Association (VESA) from
VESA’s Display Data Channel (DDC) Standard Proposal ver. 2p rev. 0, used by permission of VESA.
2:
The dash box and text “The 24LCS41A and ... inside dash box.” are added by Microchip Technology, Inc.
3:
Vsync signal is normally used to derive a signal for VCLK pin on the 24LCS41A.
The 24LCS41A was designed to comply to the
portion of flowchart inside dash box.
相關(guān)PDF資料
PDF描述
24LCS41 1K/4K 2.5V Dual Mode, Dual Port IIC Serial EEPROM(1K/4K位,2.5V雙模式,雙端口IIC串行EEPROM)
24LCS52 Connectors
24LC52-IP 2K 2.5V I 2 C Serial EEPROM with Software Write Protect
24LC52-ISN 2K 2.5V I 2 C Serial EEPROM with Software Write Protect
24LC52-IST 2K 2.5V I 2 C Serial EEPROM with Software Write Protect
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24LCS52/SN 功能描述:電可擦除可編程只讀存儲器 256x8 - 2.5V RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
24LCS52/ST 功能描述:電可擦除可編程只讀存儲器 256x8 - 2.5V RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
24LCS52-I/MC 功能描述:電可擦除可編程只讀存儲器 256x8 - 2.5V Industrial Temp RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8
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