TC1796
System Units (Vol. 1 of 2)
General Purpose I/O Ports and Peripheral I/O Lines
User’s Manual 10-44 V2.0, 2007-07
Ports, V2.0
P3.12 I General-purpose input P3_IN.P12 P3_IOCR12.
PC12
0XXX
B
GPTA0/GPTA1/LTCA2
input
IN20
O General-purpose output P3_OUT.P12 1X00
B
GPTA0 output OUT20 1X01
B
GPTA1 output OUT20 1X10
B
LTCA2 output OUT20 1X11
B
P3.13 I General-purpose input P3_IN.P13 P3_IOCR12.
PC13
0XXX
B
GPTA0/GPTA1/LTCA2
input
IN21
O General-purpose output P3_OUT.P13 1X00
B
GPTA0 output OUT21 1X01
B
GPTA1 output OUT21 1X10
B
LTCA2 output OUT21 1X11
B
P3.14 I General-purpose input P3_IN.P14 P3_IOCR12.
PC14
0XXX
B
GPTA0/GPTA1/LTCA2
input
IN22
O General-purpose output P3_OUT.P14 1X00
B
GPTA0 output OUT22 1X01
B
GPTA1 output OUT22 1X10
B
LTCA2 output OUT22 1X11
B
P3.15 I General-purpose input P3_IN.P15 P3_IOCR12.
PC15
0XXX
B
GPTA0/GPTA1/LTCA2
input
IN23
O General-purpose output P3_OUT.P15 1X00
B
GPTA0 output OUT23 1X01
B
GPTA1 output OUT23 1X10
B
LTCA2 output OUT23 1X11
B
Table 10-13 Port 3 Functions (cont’d)
Port
Pin
I/O Pin Functionality Associated Reg./
I/O Line
Port I/O Control Select.
Reg./Bit Field Value