HD6432646 Hitachi, HD6432646 Datasheet - Page 673

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

18.2.3
LCR2 is an 8-bit read/write register which controls switching between the A waveform and B
waveform.
LCR2 is initialized to H'70 upon reset and in standby mode.
Bit 7—A Waveform/B Waveform Switching Control (LCDAB): Bit 7 specifies whether the A
waveform or B waveform is used as the LCD drive waveform.
Bit 7: LCDAB
0
1
Bits 6 and 5—Reserved: These bits are always read as 1 and cannot be modified.
Bits 4 to 0—Reserved: These bits are always read as 0 and should only be written with 0.
Bit
Initial value
Read/Write
LCD Control Register 2 (LCR2)
LCDAB
R/W
Description
Drive using A waveform
Drive using B waveform
7
0
—
—
6
1
—
—
5
1
—
—
4
0
—
—
3
0
—
—
2
0
—
—
1
0
(Initial value)
—
—
0
0
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