HT1670    128x32 LCD Controller for I/O MCU

Revision # 1.41   Modifications made on September 25, 2008

• A Patent Notice has been added to the datasheet.

Revision # 1.40   Modifications made on December 7, 2007

• The Pad Assignment and Pad Coordinates section were modified.

Revision # 1.30   Modifications made on November 14, 2007

• In the Instruction Set Summary section, the Select 144x16 and NORMAL for function were modified.

Revision # 1.20   Modifications made on November 10, 2005

• A Technical Document section was added.
• At the D.C. Characteristics table, the Max. value for the R_PH was modified.

Revision # 1.10   Modifications made on September 17, 2004

• At the Block Diagram section, SEG63 was changed to SEG127.
• At the Pad Description table, the description for pins T1-T4 were modified.
• At the D.C. Characteristics table, the Min. and Typ. values for I_OH1, I_OH2, I_OH3 and I_OH4 were modified.
• At the Bias Generator section, some text contents and a Note were added. The Internal Resistor Type Bias Generator Configuration diagrams were modified as well.
• At the Timing Diagrams section, the Write Mode and the Read-Modify-Write Mode diagrams were modified.
• At the Application Circuits section, an additional Note was added.

Revision # 1.00   This was posted on September 16, 2003