Datasheet

Signal/Connection Descriptions
MC56F825x/MC56F824x Digital Signal Controller, Rev. 3
Freescale Semiconductor 25
GPIOC10
(MOSI)
(XB_IN5)
(MISO)
25 27 35 Input/
Output
Input/
Output
Input
Input/
Output
Input,
internal
pullup
enabled
Port C GPIO — This GPIO pin can be individually programmed as
an input or output pin.
MOSI — Master out/slave in. In master mode, this pin serves as the
data output. In slave mode, this pin serves as the data input.
XB_IN5 — Crossbar module input 5
MISO — Master in/slave out. In master mode, this pin serves as the
data input. In slave mode, this pin serves as the data output. The
MISO line of a slave device is placed in the high-impedance state if
the slave device is not selected.
After reset, the default state is GPIOC10.
GPIOC11
(CANTX)
(SCL1)
(TXD1)
26 29 37 Input/
Output
Open-drain
Output
Input/
Open-drain
Output
Output
Input,
internal
pullup
enabled
Port C GPIO — This GPIO pin can be individually programmed as
an input or output pin.
CANTX — CAN transmit data output (not available on
56F8245/46/47)
SCL1 — I
2
C1 serial clock
TXD1 — SCI1 transmit data output or transmit/receive in single wire
operation
After reset, the default state is GPIOC11.
GPIOC12
(CANRX)
(SDA1)
(RXD1)
27 30 38 Input/
Output
Input
Input/
Open-drain
Output
Input
Input,
internal
pullup
enabled
Port C GPIO — This GPIO pin can be individually programmed as
an input or output pin.
CANRX — CAN receive data input (not available on
56F8245/46/47)
SDA1 — I
2
C1 serial data line
RXD1 — SCI1 receive data input
After reset, the default state is GPIOC12.
GPIOC13
(TA3)
(XB_IN6)
34 37 49 Input/
Output
Input/
Output
Input
Input,
internal
pullup
enabled
Port C GPIO — This GPIO pin can be individually programmed as
an input or output pin.
TA3 — Quad timer module A channel 3input/output.
XB_IN6 — Crossbar module input 6
After reset, the default state is GPIOC13.
Table 5. MC56F825x/MC56F824x Signal and Package Information (continued)
Signal
Name
44
LQFP
48
LQFP
64
LQFP
Type
State
During
Reset
Signal Description