XC68HC705JJ7 Motorola, XC68HC705JJ7 Datasheet - Page 101

• Manufacturer Part Number: XC68HC705JJ7
• Description: MICROCONTROLLER
• Manufacturer: Motorola

7.5 Port C (28-Pin Versions Only)
MC68HC705JJ7 • MC68HC705JP7 — REV 4
MOTOROLA
Port B
1. DDRB can always be read or written.
2. Don’t care
PB5
PB6
PB7
Pin
SPE
0
1
0
1
0
1
SIOP
MSTR
X
X
X
X
X
0
1
(2)
(2)
(2)
(2)
(2)
Port C is an 8-bit, general-purpose, bidirectional I/O port with these
features:
in MOR
Table 7-3. Port B Pin Functions — PB5–PB7
SWPDI
Control Bits
X
X
X
X
X
X
X
•
•
•
0
0
1
0
0
1
(2))
0
0
1
(2)
(2)
(2)
(2)
(2)
(2)
Individual programmable pulldown devices
High current sinking capability on all port C pins, with a maximum
total for port C
High current sourcing capability on all port C pins, with a maximum
total for port C
PDIBx
X
X
X
X
X
X
X
X
X
X
0
1
0
1
0
1
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
Parallel Input/Output
Port B
DDRBx
0
0
0
1
0
1
0
0
0
1
0
1
0
0
0
1
0
1
0
1
(1)
Read
PORTB Access
SDO
Data
Data
Data
Data
Data
SCK
Data
SCK
Data
SDI
Pin
Pin
Pin
Pin
Pin
Pin
Pin
Pin
Pin
(Pin or Data
Register)
Write
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Data
Port C (28-Pin Versions Only)
Pulldown
On
Off
Off
Off
Off
Off
On
Off
Off
Off
Off
Off
On
Off
Off
Off
Off
Off
Off
Off
Advance Information
Parallel Input/Output
Port B Pins
Result on
SDO out
SDO out
SCK out
SCK out
PB5 out
PB6 out
PB7 out
SCK in
SCK in
PB5 in
PB5 in
PB5 in
PB6 in
PB6 in
PB6 in
PB7 in
PB7 in
PB7 in
SDI in
SDI in
Pin
101