hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 457

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

13.1
This LSI has an on-chip segment type LCD control circuit, LCD driver, and power supply circuit,
enabling it to directly drive an LCD panel.
13.1.1
Features of the LCD controller/driver are given below.
• Display capacity
Duty Cycle
Static
1/2
1/3
1/4
• LCD RAM capacity
• Word access to LCD RAM
• All four segment output pins can be used individually as port pins.
• Common output pins not used because of the duty cycle can be used for common double-
• Display possible in operating modes other than standby mode
• Choice of 11 frame frequencies
• Built-in power supply split-resistance, supplying LCD drive power
• Use of module standby mode enables this module to be placed in standby mode independently
• A or B waveform selectable by software
• Removal of split-resistance can be controlled in software. Note that this capability is
8 bits × 16 bytes (128 bits)
buffering (parallel connection).
when not used.
implemented in the H8/38124 Group only.
Overview
Features
Section 13 LCD Controller/Driver
Internal Driver
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32 seg
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Rev. 7.00 Mar 10, 2005 page 415 of 652
Section 13 LCD Controller/Driver
REJ09B0042-0700