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8019AS.doc
2001-05-10
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SPECIFICATION
RTL8019AS
28
The differences between the 3 configuration modes are shown in the following table.
Configuration Mode
Resource of Power-up Value
Supported Initiation Key
Jumper
Jumper Pins
RT Initiation Key
RT Jumperless
9346
RT Initiation Key
Plug and Play
9346
RT and PnP Initiation Key
Initial Values of CONFIG1-3 Registers after RSTDRV or Auto-load Command
CONFIG1
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mode
IRQEN IRQS2 IRQS1 IRQS0
IOS3
IOS2
IOS1
IOS0
Jumper
1
jumper
jumper
jumper
jumper
jumper
jumper
jumper
RT Jumperless
Plug and Play
1
9346
9346
9346
9346
9346
9346
9346
CONFIG2
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mode
PL1
PL0
BSELB
BS4
BS3
BS2
BS1
BS0
Jumper
jumper
jumper
0
jumper
jumper
jumper
jumper
jumper
RT Jumperless
Plug and Play
9346
9346
0
9346
9346
9346
9346
9346
CONFIG3
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mode
PNP
FUDUP LEDS1 LEDS0
-
SLEEP PWRDN ACTIVEB
Jumper
0
9346
9346
9346
-
0
9346
9346
RT Jumperless
Plug and Play
0
1
9346
9346
9346
-
0
9346
9346
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