HT48R54A   I/O Type 8-Bit OTP MCU with 16x16 High Current LED Driver

Revision # 1.20   Modifications made on April 28, 2010

• In the Features, Pin Assignment and other related sections, a new 44-pin LQFP package type was added.
  
• The Package Information section was modified.

Revision # 1.10   Modifications made on November 5, 2008

• In the Features section, the I/O lines value was modified.
  
• In the registers status in the table, the TBLH entries was modified.
  
• The Instruction Set section was modified.
  
• The Instruction Definition section was modified.

Revision # 1.00   This was posted on July 27, 2007