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78K0/KF2 8-Bit Single-Chip Microcontrollers UD

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CHAPTER 2 PIN FUNCTIONS<br />

(2) Non-port functions (2/2)<br />

Function Name I/O Function After Reset Alternate Function<br />

TI000 Input External count clock input to 16-bit timer/event counter 00<br />

Capture trigger input to capture registers (CR000, CR010) of<br />

16-bit timer/event counter 00<br />

Input port<br />

P00<br />

TI001<br />

External count clock input to 16-bit timer/event counter 01<br />

Capture trigger input to capture registers (CR001, CR011) of<br />

16-bit timer/event counter 01<br />

P05/SSI11<br />

TI010<br />

Input<br />

Capture trigger input to capture register (CR000) of 16-bit<br />

timer/event counter 00<br />

Input port<br />

P01/TO00<br />

TI011<br />

Capture trigger input to capture register (CR001) of 16-bit<br />

timer/event counter 01<br />

P06/TO01<br />

TI50 Input External count clock input to 8-bit timer/event counter 50 Input port P17/TO50<br />

TI51<br />

External count clock input to 8-bit timer/event counter 51<br />

P33/TO51/INTP4<br />

TO00 Output 16-bit timer/event counter 00 output Input port P01/TI010<br />

TO01<br />

16-bit timer/event counter 01 output<br />

P06/TI011<br />

TO50 Output 8-bit timer/event counter 50 output Input port P17/TI50<br />

TO51<br />

8-bit timer/event counter 51 output<br />

P33/TI51/INTP4<br />

TOH0 Output 8-bit timer H0 output Input port P15<br />

TOH1<br />

8-bit timer H1 output<br />

P16/INTP5<br />

TxD0 Output Serial data output from UART0 Input port P10/SCK10<br />

TxD6 Output Serial data output from UART6 Input port P13<br />

X1 − Connecting resonator for main system clock<br />

Input port P121/OCD0A Note<br />

X2<br />

−<br />

Input port<br />

P122/EXCLK/OCD0B Note<br />

EXCLK Input External clock input for main system clock Input port P122/X2/OCD0B Note<br />

XT1 − Connecting resonator for subsystem clock<br />

Input port P123<br />

XT2<br />

−<br />

Input port<br />

P124/EXCLKS<br />

EXCLKS Input External clock input for subsystem clock Input port P124/XT2<br />

VDD − Positive power supply for P121 to P124 and other than ports − −<br />

EVDD − Positive power supply for ports other than P20 to P27 and<br />

P121 to P124. Make EVDD the same potential as VDD.<br />

AVREF − A/D converter reference voltage input and positive power<br />

supply for P20 to P27 and A/D converter<br />

−<br />

−<br />

−<br />

−<br />

VSS − Ground potential for P121 to P124 and other than ports − −<br />

EVSS − Ground potential for ports other than P20 to P27 and P121<br />

to P124. Make EVSS the same potential as VSS.<br />

AVSS − A/D converter ground potential. Make the same potential as<br />

VSS.<br />

−<br />

−<br />

−<br />

−<br />

OCD0A Note<br />

OCD1A Note<br />

Input<br />

Connection for on-chip debug mode setting pins<br />

(µPD78F0547D only)<br />

Input port<br />

P121/X1<br />

P31/INTP2<br />

OCD0B Note<br />

−<br />

P122/X2/EXCLK<br />

OCD1B Note<br />

P32/INTP3<br />

Note µPD78F0547D only<br />

34<br />

User’s Manual U17397EJ5V0<strong>UD</strong>

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