Table 12-4. IO Pin Alternate Functions
Name Alternate Functions
I/O
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
T0OUT
T1OUT
OE#
Timer 0 Output
Timer 1 Output
External Memory Output Enable
External Memory Chip Select
Fast Access Write Strobe
CS#
FWR#
FRD#
Fast Access Read Strobe
RXD0OUT
RXD1OUT
T2
Mode 0: UART0 Synchronous Data Output
Mode 0: UART1 Synchronous Data Output
Timer/Counter 2 Clock Input
T2EX
RxD1
Timer/Counter 2 Capture/Reload Input
Serial Port 1 Input
TxD1
Mode 0: Clock Output
Modes 1-3: Serial Port 1 Data Output
PB4
PB5
PB6
PB7
PC0
PC1
INT4
INT5#
INT6
INT4 Interrupt Request
INT5 Interrupt Request
INT6 Interrupt Request
Timer/Counter 2 Overflow Indication
Serial Port 0 Input
T2OUT
RxD0
TxD0
Mode 0: Clock Output
Modes 1-3: Serial Port 0 Data Output
PC2
PC3
PC4
PC5
PC6
PC7
INT0#
INT1#
T0
INT0 Interrupt Request
INT1 Interrupt Request
Timer/Counter 0 External Input
Timer/Counter 1 External Input
External Memory Write Strobe
External Memory Read Strobe
T1
WR#
RD#
Page 12-10
Chapter 12. EZ-USB Registers
EZ-USB TRM v1.9
CYPRESS [ CYPRESS ]
