MC68HC908LK24 MOTOROLA [Motorola, Inc], MC68HC908LK24 Datasheet - Page 84

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

Configuration Registers (CONFIG)
Data Sheet
84
PCEH — Port C Enable High Nibble
PCEL — Port C Enable Low Nibble
LVISEL[1:0] — LVI Operating Mode Selection
Freescale Semiconductor, Inc.
Setting PCEH configures the PTC4/FP23–PTC7/FP26 pins for LCD
frontplane driver use. Reset clears this bit.
Setting PCEL configures the PTC0/FP19–PTC3/FP22 pins for LCD
frontplane driver use. Reset clears this bit.
LVISEL[1:0] selects the voltage operating mode of the LVI module.
(See
selected for the LVI should match the operating V
Electrical Specifications
the modes.
For More Information On This Product,
1 = PTC4/FP23–PTC7/FP26 pins configured as LCD frontplane
0 = PTC4/FP23–PTC7/FP26 pins configured as standard I/O pins:
1 = PTC0/FP19–PTC3/FP22 pins configured as LCD frontplane
0 = PTC0/FP19–PTC3/FP22 pins configured as standard I/O pins:
Section 22. Low-Voltage Inhibit
Notes:
Configuration Registers (CONFIG)
driver pins: FP23–FP26
PTC4–PTC7
driver pins: FP19–FP22
PTC0–PTC3
1. Default setting after a power-on-reset.
LVISEL1
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0
0
1
1
Table 5-1. LVI Trip Point Selection
LVISEL0
0
1
0
1
for the LVI voltage trip points for each of
Operating Mode
(LVI).) The voltage mode
MC68HC908LJ24/LK24 — Rev. 2
Reserved
Reserved
3.3V
5V
(1)
DD
. See
Section 24.
MOTOROLA