Datasheet

ManualsBrandsRENESAS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller SSOP 30 8-Bit 10 MHz I/O number 21

78K0/Kx2-L CHAPTER 2 PIN FUNCTIONS

R01UH0028EJ0400 Rev.4.00 40

Sep 27, 2010

(2) Non-port functions : 78K0/KC2-L (3/4)

Function Name I/O Function After Reset Alternate Function

KR0 to KR3 P70 to P73

KR4

Note 1

, KR5

Note 1

Input Key interrupt input Input port

P74

Note 1

, P75

Note 1

PCL

Note 1

Output

Clock output (for output of high-speed system clock,

subsystem clock)

Input port

P42

Note 1

/SSI11

Note 1

INTP6

Note 1

RTCDIV

Note 3

Real-time counter clock (32 kHz divided frequency)

output

P40

Note 3

/RTCCL

Note 3

(/SCK11)

Note 3

RTCCL

Note 3

Real-time counter clock (32 kHz original oscillation)

output

P40

Note 3

/RTCDIV

Note 3

(/SCK11)

Note 3

RTC1HZ

Note 3

Output

Real-time counter correction clock (1 Hz) output

Input port

P41

Note 3

(/SI11)

Note 3

REGC

−

Connecting regulator output (2.0 V/2.4V) stabilization

capacitance for internal operation.

Connect to V

SS via a capacitor (0.47 to 1

F).

− −

RESET Input System reset input Reset input P125

RxD6 Input Serial data input to UART6 Input port P14

TxD6 Output

Serial data output from UART6

Input port P13

SCLA0 I/O Clock input/output for I

C Input port P60/SCK11/INTP11

SDAA0 I/O Serial data I/O for I

C Input port P61/SI11/INTP10

SCK10 Clock input/output for CSI10 Input port P10/ANI8/AMP1-

Note 2

SCK11 P60/SCLA0/INTP11

(SCK11)

Note 3

I/O

Clock input/output for CSI11 Input port

P40

Note 3

/RTCCL

Note 3

RTCDIV

Note 3

SI10 Serial data input to CSI10 Input port P11/ANI9/

AMP1OUT

Note 2

SI11 P61/SDAA0/INTP10

(SI11)

Note 3

Input

Serial data input to CSI11 Input port

P41

Note 3

/RTC1HZ

Note 3

SO10 Serial data output from CSI10 Input port P12/ANI10/AMP1+

Note 2

SO11 P62/INTP9

(SO11)

Note 3

Output

Serial data output from CSI11 Input port

P120/INTP0/EXLVI

SSI11

Note 1

Input Chip select input to CSI11 Input port P42

Note 1

/PCL

Note 1

INTP6

Note 1

TI000 External count clock input to 16-bit timer/event counter

Capture trigger input to capture registers (CR000,

CR010) of 16-bit timer/event counter 00

P00

TI010

Input

Capture trigger input to capture register (CR000) of 16-

bit timer/event counter 00

Input port

P01/TO00

Notes 1. 48-pin products only

PD78F0586, 78F0587, and 78F0588 (products with operational amplifier) only

3. 44-pin and 48-pin products only

Remark Functions in parentheses ( ) can be assigned by setting the port alternate switch control register (MUXSEL).

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