DESCRIPTION
The M66004 is a 16-digit 5×7-segment vacuum fluorescent display (VFD) controller using the silicon gate CMOS technology.
It contains 160 ROM characters and 16 user-defined RAMcharacters and receives display character codes and various commands from MCU to control VFD.

FEATURES
• Built in 5×7-dot segment character ROM
  (160 characters based on JIS-C-6220. Customization is possible.)
• Built in character RAM for user definition (16 characters)
• Display digit length can be changed. (from 9 to 16 digits)
• One-digit display cycle setting can be changed. (2 cycles)
• Dimmer is adjustable. (8 grades)
• Cursor display ON or OFF is selectable. (SEG35 output)
• Built in automatic display digit increment function
• Auto increment of display digit
• Built in simultaneous all-digit display ON/OFF command
• Connection to MCU by three signal lines, CS, SCK and SDATA
• Instruction execution with one byte*
• 2 general purpose output ports
• Positive supply voltage VCC=5V ± 10%
• Pull-down voltage VP=VCC-40V typ.
                           VCC-45V max. (peak)
*: Except for character RAM setting

APPLICATION
  AV equipments, vacuum fluorescent display controller for POS system, etc.