XC87xCLM
General Device Information
2.4
Pin Definitions and Functions
The functions and default states of the XC87x external pins are provided in Table 3.
Table 3
Pin Definitions and Functions
Symbol Pin Number Type Reset Function
(LQFP-64 /
State
VQFN-48)
P0
I/O
Port 0
Port 0 is an 8-bit bidirectional general purpose
I/O port. It can be used as alternate functions
for the JTAG, CCU6, UART, UART1, T2CCU,
Timer 21, MultiCAN, SSC and External Bus
Interface.
Note: External Bus Interface is not available in
XC874.
P0.0 17/12
Hi-Z TCK_0
JTAG Clock Input
T12HR_1 CCU6 Timer 12 Hardware Run
Input
CC61_1 Input/Output of
Capture/Compare channel 1
CLKOUT_0 Clock Output
RXDO_1 UART Transmit Data Output
P0.1 21/14
Hi-Z TDI_0
JTAG Serial Data Input
T13HR_1 CCU6 Timer 13 Hardware Run
Input
RXD_1
UART Receive Data Input
RXDC1_0 MultiCAN Node 1 Receiver Input
COUT61_1 Output of Capture/Compare
channel 1
EXF2_1 Timer 2 External Flag Output
P0.2 18/13
PU CTRAP_2 CCU6 Trap Input
TDO_0
JTAG Serial Data Output
TXD_1
UART Transmit Data
Output/Clock Output
TXDC1_0 MultiCAN Node 1 Transmitter
Output
Data Sheet
10
V1.5, 2011-03