MMC2107 Datasheet, PDF (334/618 Pages) –

Freescale Semiconductor, Inc.
Serial Communications Interface Modules (SCI1 and SCI2)
16.6 Signal Description
Table 16-1 gives an overview of the signals which are described here.
Name
RXD
TXD
Table 16-1. Signal Properties
Function
Receive data pin
Transmit data pin
Port
SCIPORT0
SCIPORT1
Reset
State
0
0
Pullup
Disabled
Disabled
16.6.1 RXD
16.6.2 TXD
RXD is the SCI receiver pin. RXD is available for general-purpose I/O
when it is not configured for receiver operation.
TXD is the SCI transmitter pin. TXD is available for general-purpose I/O
when it is not configured for transmitter operation.
16.7 Memory Map and Registers
Table 16-1 shows the SCI memory map.
NOTE:
Reading unimplemented addresses (0x00cc_000b through
0x00cc_000f) returns 0s. Writing to unimplemented addresses has no
effect. Accessing unimplemented addresses does not generate an error
response.
Technical Data
334
Serial Communications Interface Modules (SCI1 and SCI2)
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MMC2107 – Rev. 2.0
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