C517A_99 Datasheet, PDF (68/218 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

On-Chip Peripheral Components
C517A
Table 6-1
Alternate Functions of Port 1, 3, 4, 5, and 6
Port
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P3.0
P3.1
P3.2
P3.3
P3.4
P3.5
P3.6
P3.7
P4.0
P4.1
P4.2
P4.3
P4.4
P4.5
P4.6
P4.7
P5.0
P5.1
P5.2
P5.3
P5.4
P5.5
P5.6
P5.7
P6.0
P6.1
P6.2
Alternate
Functions
INT3 / CC0
INT4 / CC1
INT5 / CC2
INT6 / CC3
INT2 / CC4
T2EX
CLKOUT
T2
RxD0
TxD0
INT0
INT1
T0
T1
WR
RD
CM0
CM1
CM2
CM3
CM4
CM5
CM6
CM7
CCM0
CCM1
CCM2
CCM3
CCM4
CCM5
CCM6
CCM7
ADST
RxD1
TxD1
Description
External Interrupt 3 input / Capture/compare 0 input/output
External Interrupt 4 input / Capture/compare 1 input/output
External Interrupt 5 input / Capture/compare 2 input/output
External Interrupt 6 input / Capture/compare 3 input/output
External Interrupt 2 input / Capture/compare 4 input/output
Timer 2 external reload/trigger input
System clock output
Timer 2 external count input
Serial port 0 receiver data input (asynchronous) or
data input/output (synchronous)
Serial port 0 transmitter data output (asynchronous)
or data clock output (synchronous)
External interrupt 0 input, timer 0 gate control
External interrupt 1 input, timer 1 gate control
Timer 0 external count input
Timer 1 external count input
External data memory write strobe
External data memory read strobe
Compare output for the CM0 register
Compare output for the CM1 register
Compare output for the CM2 register
Compare output for the CM3 register
Compare output for the CM4 register
Compare output for the CM5 register
Compare output for the CM6 register
Compare output for the CM7 register
Concurrent compare 0 output
Concurrent compare 1 output
Concurrent compare 2 output
Concurrent compare 3 output
Concurrent compare 4 output
Concurrent compare 5 output
Concurrent compare 6 output
Concurrent compare 7 output
External A/D converter start
Serial port 1 receiver data input
Serial port 1 transmitter data output
Semiconductor Group
6-2