DMP Electronics eBOX-3350MX-AP Manual do Utilizador descarregar pdf (Página 47)

386SX Single Chip PC Jan Yin Chan Electronics Co.,LTD.

DM&P M6117D : System on a chip

Page 46

Jan Yin Chan Electronics Co,. LTD. M6117D 386SX Single Chip PC

8F-1,No.22,Wuchyuan 2RD.,Hsin Chuang city Taipei Hsien, Taiwan, R.O.C. Tel: 886-(02) 2298-0770 Fax: (02) 2299-1883

INDEX 34H

(Power-on setup, Read only)

Bit No., Name Description

7~6 reserved

5 26,

DACK6J

reserved, must be pulled high

4 199, AEN ISA clock test mode, when TESTJ

= 0

3 22,

DACK3J

reserved, must be pulled high

bit is reversed when readout

2 20,

DACK2J

Internal RTC

0 : disable

1 : enable

1 Reserved

0 16,

DACK0J

reserved, must be pulled low.

Read 0=C mode, 1=D mode.

INDEX 35H (Power-on setup, Read only)

Bit No., Name Description

7 119,

ROMKBCSJ

reserved, must be pulled low.

6 24, DACK5J reserved, must be pulled low.

5 28, DACK7J Internal Keyboard Controller

selection

0 : disable

1 : enable

4~2

reserved, must be 0.

1 18, DACK1J Memory parity check

0 : disable

1 : enable

reserved

INDEX 36H default 00H

Bit Description

7 16 bit ISA cycle insert 1 wait

0 : disable

1 : enable

6 PS/2 mouse IRQ12 timing

0 : direct connect IRQ12 to 8259

1 : send IRQ12 to 8259 after latch

5~4 Slow refresh control bits : Refresh

period

0 0 : 15 us

0 1 : 120 us

1 0 : 15 us

1 1 : 60 us

3 reserved, must be 0

2~0 Chip version (Read only)

010 : M6117D

INDEX 37H

default 00H

Bit Description

7 Latch Watchdog timer value and

counter read mode.

0: When read from

Index3BH,3AH,39H, the read value is

the setting counter value

1: When bit 7 set from 0 to 1, the

counter present value will be latched

to buffer. When read from Index

3BH,3AH,39H, the read value is the

buffer value. The counter will keep on

counting.

6 Watchdog timer

0: disable

1: enable

5 EXTSW2 de-bouncing circuit

0: enable internal de-bouncing circuit

1: bypass internal de-bouncing circuit

4 EXTSW1 de-bouncing circuit

0: enable internal de-bouncing circuit

1: bypass internal de-bouncing circuit

3 Reserved, must be 0

2 Internal mouse selection

0: disable

1: enable

1 Reserved, must be low

0 EDO DRAM mode

0: disable

1: enable

1 2 ... 42 43 44 45 46 47 48 49 50 51 52 ... 111 112

Comentários a estes Manuais

Sem comentários

DMP Electronics eBOX-3350MX-AP Manual do Utilizador Página 47

Comentários a estes Manuais

Manuais e produtos relacionados com Barebones PC/estação de trabalho DMP Electronics eBOX-3350MX-AP