Motorola 56F8323 - Serial Communications Port #0 Expansion Connector; Serial Communications Port #1 Expansion Connector; Encoder #0; Quad Timer Channel a Expansion Connector; SCI #0 Connector Description

Peripheral Expansion Connectors
MOTOROLA Technical Summary 2-23
2.14.4 Serial Communications Port #0 Expansion Connector
The Serial Communications Port #0 is an MPIO port attached to the SCI #0 expansion
connector. This port can be configured as a Serial Communications Interface or as Timer
Port C channels. Refer to Table 2-17 for connection information.
2.14.5 Serial Communications Port #1 Expansion Connector
The Serial Communications Port #1 is an MPIO port attached to the SCI #0 expansion
connector. This port can be configured as a Serial Communications Interface or as SPI0
signals. Refer to Table 2-18 for connection information.
2.14.6 Encoder #0 / Quad Timer Channel A Expansion Connector
The Encoder #0 / Quad Timer Channel A port is an MPIO port attached to the Timer A
expansion connector. This port can be configured as a Quadrature Decoder interface port,
as a Quad Timer port, or as GPIO. Refer to Table 2-19 for the signals attached to the
connector.
Table 2-17. SCI #0 Connector Description
J21
Pin # Signal Pin # Signal
1 TXD0 / TC0 2 RXD0 / TC1
3GND4+3.3V
5GND6+5.0V
Table 2-18. SCI #1 Connector Description
J17
Pin # Signal Pin # Signal
1 TXD1 / SS0
2 RXD1 / MISO0
3GND4+3.3V
5GND6+5.0V
Frees
cale Semiconductor,
I
Freescale Semiconductor, Inc.
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