NL128102AC31-02 NEC Electronics, NL128102AC31-02 Datasheet - Page 21
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NL128102AC31-02
Manufacturer Part Number
NL128102AC31-02
Description
Manufacturer
NEC Electronics
Datasheet
1.NL128102AC31-02.pdf
(61 pages)
Specifications of NL128102AC31-02
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
NL128102AC31-02
Manufacturer:
NEC
Quantity:
1 000
Company:
Part Number:
NL128102AC31-02A
Manufacturer:
NEC
Quantity:
1 000
3.9 DDC FUNCTIONS
This function is corresponding to VESA DDC
Follow the specifications of the IC when customer writes a data. (VCLK is fixed on "High".)
Write a data into necessary addresses in advance when customer uses this function.
<Internal equivalent circuit diagram>
Analog (DDC1/2B)
Digital (DDC2B)
EDID: Extended Display Identification Data
Note1: VS is fixed on "High" or WPRT is fixed on "Low", when a data is input.
Note2: Data "55" in address "00" and "FF" in other address are already written when shipping.
Note1: Minimum necessary EDID data which video card can recognize the LCD module as digital
interface monitor are written when shipping.
When customer uses the DDC function, write the necessary data on the LCD module.
CN2
CN1
CN5
CN3
DDCDAT
DDCCLK
+5V DC
SENSE
WPRT
SDA
SCL
VS
16
17
20
19
4
20
1
2
Data Sheet EN0545EJ1V0DS
TM
and EDID
7
6
5
8
Product: Microchip Technology Inc.
VCC
VCLK
SCL
SDA
24LC21A or equivalent
TM
7
5
6
(Structure Version 1).
Product: Microchip Technology Inc.
VCLK
SCL
SDA
24LC21A or equivalent
NL128102AC31-02A
21