
Chapter 13. Input/Output Page 13-9
13.3.3 Port C Alternate Functions
Each Port C pin may be individually configured for an alternate function by setting a bit in the
PORTCCFG register, as shown in Tables 13-6 and 13-7.
Table 13-6. Register Bits Which Select Port C Alternate Functions
b7 b6 b5 b4 b3 b2 b1 b0
PORTCCFG
(0xE671)
GPIFA7 GPIFA6 GPIFA5 GPIFA4 GPIFA3 GPIFA2 GPIFA1 GPIFA0
Table 13-7. Port C Alternate-Function Configuration
Port C Pin
Alternate
Function
Alternate Function
is Selected By...
Alternate Function
is Described in...
PC.0
GPIFA0
1
PORTCCFG.0 = 1 Chapter 10
PC.1
GPIFA1
1
PORTCCFG.1 = 1 Chapter 10
PC.2
GPIFA2
1
PORTCCFG.2 = 1 Chapter 10
PC.3
GPIFA3
1
PORTCCFG.3 = 1 Chapter 10
PC.4
GPIFA4
1
PORTCCFG.4 = 1 Chapter 10
PC.5
GPIFA5
1
PORTCCFG.5 = 1 Chapter 10
PC.6
GPIFA6
1
PORTCCFG.6 = 1 Chapter 10
PC.7
GPIFA7
1
PORTCCFG.7 = 1 Chapter 10
Note 1: Although the Port C alternate functions GPIFA0:7 are selected via the PORTCCFG register, the states of
the GPIFA0:7 outputs are undefined unless IFCFG1:0 = 10.
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