Datasheet

General Description
Data Sheet MC68HC908LJ24/LK24 — Rev. 2.1
46 General Description Freescale Semiconductor
1.6.9 ADC Voltage Low Reference Pin (V
REFL
)
V
REFL
is the voltage input pin for the ADC voltage low reference.
See 16.7.5 ADC Voltage Reference Low Pin (V
REFL
).
1.6.10 Port A Input/Output (I/O) Pins (PTA7–PTA0)
PTA7–PTA0 are special function, bidirectional port pins. See 18.3 Port A.
PTA7/ADC3–PTA4/ADC0 are shared with ADC, and
PTA3/KBI3–PTA0/KBI0 are shared with the KBI module.
1.6.11 Port B I/O Pins (PTB7–PTB0)
PTB7–PTB0 are special function, bidirectional port pins, with high
current sink capability on PTB5–PTB0. See 18.4 Port B.
PTB1/RxD–PTB0/TxD are shared with the SCI module,
PTB5/T2CH1–PTB4/T2CH0 are shared with the TIM2,
PTB3/T1CH1–PTB2/T1CH0 are shared with the TIM1,
PTB7/ADC5–PTB6/ADC4 are shared with the ADC.
1.6.12 Port C I/O Pins (PTC7–PTC0)
PTC7–PTC0 are special function, bidirectional port pins, with high
current sink capability. See 18.5 Port C.
PTC7/FP26–PTC0/FP19 are shared with the LCD frontplane drivers.
1.6.13 Port D I/O Pins (PTD7–PTD0)
PTD7–PTD0 are special function, bidirectional port pins.
PTD7/KBI7/SDA–PTD6/KBI6/SCL are shared with the KBI and IIC
modules. See 18.6 Port D.
PTD5/KBI5/T2CLK–PTD4/KBI4/T1CLK are shared with the KBI, TIM1,
and TIM2 modules.
PTD3/SPSCK/CALOUT–PTD0/SS
/CALIN are shared with the SPI and
RTC modules.