saa-xc866 Infineon Technologies Corporation, saa-xc866 Datasheet - Page 12

• Manufacturer Part Number: saa-xc866
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Infineon Technologies Corporation

Table 2
Symbol Pin
P1
P1.0
P1.1
P1.5
P1.6
P1.7
Data Sheet
Number
27
28
29
9
10
Pin Definitions and Functions (cont’d)
Type Reset
I/O
State
PU
PU
PU
PU
PU
Function
Port 1
Port 1 is a 5-bit bidirectional general purpose I/O
port. It can be used as alternate functions for the
JTAG, CCU6, UART, and the SSC.
RXD_0
T2EX
EXINT3
TDO_1
TXD_0
CCPOS0_1 CCU6 Hall Input 0
EXINT5
EXF2_0
RXDO_0
CCPOS1_1 CCU6 Hall Input 1
T12HR_0
EXINT6
CCPOS2_1 CCU6 Hall Input 2
T13HR_0
P1.5 and P1.6 can be used as a software chip
select output for the SSC.
8
UART Receive Data Input
Timer 2 External Trigger Input
External Interrupt Input 3
JTAG Serial Data Output
UART Transmit Data Output/
Clock Output
External Interrupt Input 5
TImer 2 External Flag Output
UART Transmit Data Output
CCU6 Timer 12 Hardware Run
Input
External Interrupt Input 6
CCU6 Timer 13 Hardware Run
Input
General Device Information
SAA-XC866
V1.2, 2008-02