DMP Electronics eBOX-3350MX-AP Uživatelský manuál stáhnout pdf (Strana 42)

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

M6117D : System on a chip

DM&P

Jan Yin Chan Electronics Co,. LTD. M6117D 386SX Single Chip PC Page 41

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

23H 58H R/W Generating SMI source selecting

23H 59H R/W Timer time-out selection

23H 5AH R/W Peripheral access selection

23H 5BH R/W SMIJ cause setting

23H 5CH R/W IRQ event channel selected control (First)

23H 5DH R/W IRQ event channel selected control (Second)

23H 5EH R/W DRQ event channel selected control

Table 4-10 Configuration registers (continued)

Port Index Attribute Register

23H 64H R/W Mode timer setting

23H 66H R/W VGA and IN monitor setting

23H 67H R/W EXTSW1/EXTSW2 input polarity select

23H 68H R/W Power on latched power control initial status

23H 69H R/W Timer counter status setting

23H 6AH Read Only DOZE, STANDBY and SUSPEND timer time-out status

23H 6BH R/W GP1 address function

23H 6CH R/W Define GP0 memory address A[23-16]

23H 6DH R/W Define GP0 memory address A[23-16] mask bits

23H 6EH R/W Define GP0 memory address A[25-24]

23H 6FH R/W Define GP0 memory address A[25-24] mask bits

23H 70H R/W Define GP1 I/O port address SA[9-2]

23H 71H R/W Mode LED function

23H 72H R/W Shadow I/O port for the data of port 70H

23H 73H Write Only Power control status output command.

4.13 Register Bit Definition

The details of M6117D configuration registers are

described as follows :

PORT 22H

default 00H

Bit Description

7~0 Index of Configuration register

PORT 23H

default 00H

Bit Description

7~0 Data of Configuration register if

unlock register unlocked.

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 111 112

Žádné komentáře

DMP Electronics eBOX-3350MX-AP Uživatelský manuál Strana 42