Z8 Encore!® 64K Series
Product Specification
53
I/O or alternate function operation. When a pin is configured for alternate function, control
of the port pin direction (input/output) is passed from the Port A–H Data Direction regis-
ters to the alternate function assigned to this pin. Table 12 lists the alternate functions
associated with each port pin.
Table 12. Port Alternate Function Mapping
Port
Pin
Mnemonic
T0IN
Alternate Function Description
Timer 0 Input
Port A
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
T0OUT
DE0
Timer 0 Output
UART 0 Driver Enable
UART 0 Clear to Send
CTS0
RXD0 / IRRX0 UART 0 / IrDA 0 Receive Data
TXD0 / IRTX0 UART 0 / IrDA 0 Transmit Data
2
SCL
I C Clock (automatically open-drain)
2
SDA
I C Data (automatically open-drain)
Port B
ANA0
ANA1
ANA2
ANA3
ANA4
ANA5
ANA6
ANA7
T1IN
ADC Analog Input 0
ADC Analog Input 1
ADC Analog Input 2
ADC Analog Input 3
ADC Analog Input 4
ADC Analog Input 5
ADC Analog Input 6
ADC Analog Input 7
Timer 1 Input
Port C
T1OUT
SS
Timer 1 Output
SPI Slave Select
SCK
SPI Serial Clock
MOSI
MISO
T2IN
SPI Master Out Slave In
SPI Master In Slave Out
Timer 2 In
T2OUT
Timer 2 Out
PS019915-1005
General-Purpose I/O
ZILOG [ ZILOG, INC. ]
