MDT10P621(BB)

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(22) TMR (Time Mode Register) : R81

Bit

Symbol

Function

Prescaler Value

RTCC rate

WDT rate

2~0

PS2~0

0

0

0

0

0

1

0

1

0

0

1

1

1

0

0

1

0

1

1

1

0

1

1

1

1 : 2

1 : 4

1 : 8

1 : 16

1 : 32

1 : 64

1 : 128

1 : 256

1 : 1

1 : 2

1 : 4

1 : 8

1 : 16

1 : 32

1 : 64

1 : 128

3

PSC

Prescaler assignment bit :

0 — RTCC

1 — Watchdog Timer

4

TCE

RTCC signal Edge :

0 — Increment on low-to-high transition on RTCC pin

1 — Increment on high-to-low transition on RTCC pin

5

TCS

RTCC signal set :

0 — Internal instruction cycle clock

1 — Transition on RTCC pin

6

IES

Interrupt edge select

0 — Interrupt on falling edge on PB0

1 — Interrupt on rising edge on PB0

7

PBPH

PORTB pull-hi

0 — PORTB pull-hi are enable

1 — PORTB pull-hi are disable

(23) CPIO A (Control Port I/O Mode Register) : R85

＝“0”, I/O pin in output mode;

＝“1”, I/O pin in input mode.

(24) CPIO B (Control Port I/O Mode Register) : R86

＝“0”, I/O pin in output mode;

＝“1”, I/O pin in input mode.

(25) CPIO C (Control Port I/O Mode Register) : R87

＝“0”, I/O pin in output mode;

＝“1”, I/O pin in input mode.

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P.9

2008/7

Ver. 1.0