HD6433308 Datasheet, PDF (32/349 Pages) Hitachi Semiconductor – Hitachi Single-Chip MicroComputer

Table 1-3. Pin Functions (3)
Type
Symbol I/O Name and function
Serial com- ATxD
O Asynchronous Transmit Data: Asynchronous data output
munication
pin for the serial communication interface.
interface ARxD
I Asynchronous Receive Data: Asynchronous data input pin for
the serial communication interface.
ASCK
I/O Asynchronous Serial ClocK: Input/output pin for the
asynchronous serial clock.
CTxD
O Clock-synchronized Transmit Data: Synchronous data output
pin for the serial communication interface.
CRxD
I Clock-synchronized Receive Data: Synchronous data input pin
for the serial communication interface.
CSCK
I/O Clock-synchronized Serial ClocK: Input/output pin for the
synchronous serial clock.
16-Bit free- FTOA,
O FRT Output compare A and B: Output pins controlled by
running FTOB
comparators A and B of the free-running timer.
timer
FTCI
I FRT counter Clock Input: Input pin for an external clock
signal for the free-running timer.
FTIA to I FRT Input capture A to D: Input capture pins for the
FTID
free-running timer.
8-Bit
TMO0,
O 8-bit TiMer Output: Compare-match output pins for the
timer
TMO1
8-bit timers.
TMCI0, I 8-bit TiMer counter Clock Input: External clock input pins
TMCI1
for the 8-bit timer counters.
TMRI0, I 8-bit TiMer counter Reset Input: A High input at these
TMRI1
pins resets the 8-bit timer counters.
PWM
PW0,
O PWM timer output (channels 0 and 1): Pulse-width
timer
PW1
modulation timer output pins.
A/D
AN7 to AN0 I ANalog input: Analog signal input pins.
converter ADTRG I A/D Trigger: External trigger input for starting the A/D
converter.
AVCC
I Analog reference Voltage: Reference voltage pin for the A/D
converter.
AVSS
I Analog ground: Ground pin for the A/D converter.
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