
W83877ATF
Publication Release Date: April 1998
- 149 -
Version 0.51
ContinuedTable 8-1: Bit Map of Configuration Registers
CR20
1111 1100
2
FDCAD7
FDCAD6
FDCAD5
FDCAD4
FDCAD3
FDCAD2
0
0
CR23
1101 1110
2
PRTAD7
PRTAD6
PRTAD5
PRTAD4
PRTAD3
PRTAD2
PRTAD1
PRTAD0
CR24
1111 1110
2
URAAD7
URAAD6
URAAD5
URAAD4
URAAD3
URAAD2
URAAD1
0
CR25
1011 1110
2
URBAD7
URBAD6
URBAD5
URBAD4
URBAD3
URBAD2
URBAD1
0
CR26
0010 0011
2
FDCDQS3
FDCDQS2
FDCDQS1
FDCDQS0
PRTDQS3
PRTDQS2
PRTDQS1
PRTDQS0
CR27
0000 0101
2
ECPIRQx2
ECPIRQx1
ECPIRQx0
0
PRTIQS3
PRTIQS2
PRTIQS1
PRTIQS0
CR28
0100 0011
2
URAIQS3
URAIQS2
URAIQS1
URAIQS0
URBIQS3
URBIQS2
URBIQS1
URBIQS0
CR29
0110 0000
2
FDCIQS3
FDCIQS2
FDCIQS1
FDCIQS0
IQNIQS3
IQNIQS2
IQNIQS1
IQNIQS0
CR2A
0000 0000
IRTXDSL3
IRTXDSL2
IRTXDSL1
IRTXDSL0
IRRXDSL3
IRRXDSL2
IRRXDSL1
IRRXDSL0
CR2B
0000 0000
PIN1FUN1
PIN1FUN0
PIN2FUN1
PIN2FUN0
PIN3FUN1
PIN3FUN0
PIN93FUN1
PIN93FUN0
CR2C
0000 0000
PIN91FUN2
PIN91FUN1
PIN91FUN0
APEDCRC
ENBNKSL
CLKINSEL
0
0
CR2D
0000 0000
0
0
DIS-PRECOM1
DRTB 1
DRTB 0
DIS-PRECOM0
DRTA 1
DRTA 0
CR31
0000 0s00
SCIIRQ3
SCIIRQ2
SCIIRQ1
SCIIRQ0
0
IRQMODS
0
0
CR32
0000 0000
CHIPPME
0
0
0
PRTPME
FDCPME
URAPME
URBPME
CR33
0000 0000
PM1AD7
PM1AD6
PM1AD5
PM1AD4
PM1AD3
PM1AD2
0
0
CR34
0000 0000
GPEAD7
GPEAD6
GPEAD5
GPEAD4
GPEAD3
GPEAD2
GPEAD1
0
CR35
0000 0000
URACNT7
URACNT6
URACNT5
URACNT4
URACNT3
URACNT2
URACNT1
URACNT0
CR36
0000 0000
URBCNT7
URBCNT6
URBCNT5
URBCNT4
URBCNT3
URBCNT2
URBCNT1
URBCNT0
CR37
0000 0000
FDCCNT7
FDCCNT6
FDCCNT5
FDCCNT4
FDCCNT3
FDCCNT2
FDCCNT1
FDCCNT0
CR38
0000 0000
PRTCNT7
PRTCNT6
PRTCNT5
PRTCNT4
PRTCNT3
PRTCNT2
PRTCNT1
PRTCNT0
CR39
0000 0000
GSBCNT7
GSBCNT6
GSBCNT5
GSBCNT4
GSBCNT3
GSBCNT2
GSBCNT1
GSBCNT0
CR3A
0000 0000
0
0
TMIN_SEL
0
0
SMI_EN
0
UPULLEN
CR40
0000 0000
0
0
0
0
PRTIDLSTS
FDCIDLSTS
URAIDLSTS
URBIDLSTS
CR41
0000 0000
0
0
0
0
PRTTRAPSTS
FDCTRAPSTS
URATRAPSTS
URBTRAPSTS
CR42
0000 0000
0
0
0
0
PRTIRQSTS
FDCIRQSTS
URAIRQSTS
URBIRQSTS
CR43
0000 0000
0
0
0
0
0
0
0
0
CR44
0000 0000
0
0
0
0
0
0
0
0
CR45
0000 0000
0
0
0
0
PRTIRQEN
FDCIRQEN
URAIRQEN
URBIRQEN
Notes:
1. 's' means its value depends on corresponding power-on setting pin.
2. These default values are valid when CR16 bit 2 is 1 during power-on reset; They will be all 0's if CR16 bit 2 is 0.