MDT10P7301
Bit
7~6
Symbol
ASCS1-0
Function
00: fosc/2 01: fosc/8 10: fosc/32 11: f RC (*Note)
*Note: determined by OSC mode, HF: fosc/32, XT: fosc/8, RC: fosc/2, LF: fosc/2
(31) TMR (Time Mode Register): R81
Bit
Symbol
Prescaler Value
Function
RTCC rate
WDT rate
1:1
1:2
1:4
1:8
1 : 16
1 : 32
1 : 64
1 : 128
2~0
PS2~0
3
PSC
4
TCE
5
TCS
6
IES
7
PBPH
0 0 0
1:2
0 0 1
1:4
0 1 0
1:8
0 1 1
1 : 16
1 : 32
1 0 0
1 0 1
1 : 64
1 1 0
1 : 128
1 1 1
1 : 256
Prescaler assignment bit
0: RTCC
1: Watchdog Timer
RTCC signal edge
0: Increment on low-to-high transition on RTCC pin
1: Increment on high-to-low transition on RTCC pin
RTCC signal set
0: Internal instruction cycle clock
1: Transition on RTCC pin
Interrupt edge select
0: Interrupt on falling edge on PB0
1: Interrupt on rising edge on PB0
PORTB7~0 pull-hi
0: PORTB7~0 pull-hi are enable
1: PORTB7~0 pull-hi are disable
(32) CPIO A (Control Port I/O Mode Register): R85
＝“0”,
I/O pin in output mode;
＝“1”,
I/O pin in input mode.
(33) CPIO B (Control Port I/O Mode Register): R86
＝“0”,
I/O pin in output mode;
＝“1”,
I/O pin in input mode.
(34) CPIO C (Control Port I/O Mode Register): R87
＝“0”,
I/O pin in output mode;
＝“1”,
I/O pin in input mode.
(35) PIEB1: R8C
Bit
0
Symbol
TMR1IE
TMR1 interrupt enable bit
0: Disable TMR1 interrupt
1: Enable TMR1 interrupt
Function
This specification are subject to be changed without notice. Any latest information
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P. 11
2008/06 Ver. 1.2
MDTIC [ Micon Design Technology Corporation ]
