sed1374 ETC-unknow, sed1374 Datasheet - Page 142
sed1374
Manufacturer Part Number
sed1374
Description
Sed1374 Embedded Memory Color Lcd Controller
Manufacturer
ETC-unknow
Datasheet
1.SED1374.pdf
(420 pages)
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Page 46
8 Identifying the SED1374
SED1374
X26A-G-002-02
As there are several similar products in the 135X and 137X LCD controller families, which
can for the most part share the same code base. It may be important for a program to identify
between products at run time.
Identification of the SED1374 can be performed any time after the system has been
powered up by reading REG[00h], the Revision Code register. The six most significant bits
form the product identification code and the two least significant bits form the product
revision.
From reset (power on) the steps to identifying the SED1374 are as follows:
1. Read REG[00h]. Mask off the lower two bits, the revision code, to obtain the product
2. The product code for the SED1374 is 018h.
code.
Epson Research and Development
Programming Notes and Examples
Vancouver Design Center
Issue Date: 99/04/27
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