MC68HC05JJ6 Datasheet, PDF (91/216 Pages) Freescale Semiconductor, Inc – General Release Specification Microcontrollers

Parallel Input/Output
Table 7-2. Port B Pin Functions – PB0:PB4
Port B
Pin
Control Bits
Comparator 1
CMP1
Mask
COE1
Option
Comp
Output
Timer
OLVL
Mask
Option
Inhibit
Pull-
down
Port B
PDIBn DDRBn*
PORTB Access
(Pin or Data
Register)
Read Write
Result on
Port B Pins
Pulldown Pin
0
0
PB0
PB1
PB2
X
X
X
X
0
1
1
X
PB3
X
X
0
PIN DATA
ON
PBn IN
0
PIN DATA OFF PBn IN
0
PIN DATA OFF PBn IN
1
DATA DATA OFF PBn OUT
0
0
0
PIN DATA
ON
PB4 IN
X
X
X
X
0
1
0
PIN DATA OFF PB4 IN
1
X
0
PIN DATA OFF PB4 IN
X
X
0
0
X
X
PB4
X
0
1
0
X
X
1
DATA DATA OFF PB4 OUT
1
DATA DATA OFF PB4 OUT
0
1
1
0
X
X
1
DATA DATA OFF PB4 OUT
X
X
X
1
X
X
1
1
DATA OFF
1
1
1
1
X
X
X
1
1
DATA OFF
1
* DDRB can always be read or written.
X = Don’t Care
MC68HC05JJ6/MC68HC05JP6 — Rev. 3.2
Freescale Semiconductor
Parallel Input/Output
General Release Specification
91