MC68HC908LK24 MOTOROLA [Motorola, Inc], MC68HC908LK24 Datasheet - Page 370

• Manufacturer Part Number: MC68HC908LK24
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Liquid Crystal Display (LCD) Driver
17.9.2 LCD Clock Register (LCDCLK)
Data Sheet
370
Address:
The LCD clock register (LCDCLK):
FCCTL[1:0] — Fast Charge Duty Cycle Select
Reset:
Read:
Write:
FCCTL1:FCCTL0
Freescale Semiconductor, Inc.
•
•
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These read/write bits select the duty cycle of the fast charge duration.
Reset clears these bits. (See
For More Information On This Product,
Selects the fast charge duty cycle
Selects LCD driver duty cycle
Selects LCD waveform base clock
$004F
Bit 7
00
01
10
11
Liquid Crystal Display (LCD) Driver
0
0
Figure 17-17. LCD Clock Register (LCDCLK)
Table 17-4. Fast Charge Duty Cycle Selection
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= Unimplemented
FCCTL1
6
0
In each LCDCLK/2 period, each bias resistor is reduced to
37 kΩ for a duration of LCDCLK/32.
In each LCDCLK/2 period, each bias resistor is reduced to
37 kΩ for a duration of LCDCLK/64.
In each LCDCLK/2 period, each bias resistor is reduced to
37 kΩ for a duration of LCDCLK/128.
Not used
FCCTL0
5
0
DUTY1
17.5.4 Fast Charge and Low
4
0
Fast Charge Duty Cycle
DUTY0
3
0
MC68HC908LJ24/LK24 — Rev. 2
LCLK2
2
0
LCLK1
1
0
MOTOROLA
Current)
LCLK0
Bit 0
0