Table 3-27: 0x085: debug high byte register, Table 3-28: 0x280: status register 0, Table 3-29: 0x282: control register 0 – Kontron COMe-cP2020 User Manual

Page 53: Table 3-27, Table 3-28, Table 3-29

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COMe-P2020 User Guide

53

Table 3-27:

0x085: Debug High Byte Register

ACTION

D7

D6

D5

D4

D3

D2

D1

D0

READ

Debug_High_Byte[7:0]

WRITE

Debug_High_Byte[7:0]

POWER UP

0

0

0

0

0

0

0

0

BITFIELD

DESCRIPTION

[D0-D7]

]Debug_High_Byte[7:0]

Debug_High Byte Register

Table 3-28:

0x280: Status Register 0

ACTION

D7

D6

D5

D4

D3

D2

D1

D0

READ

0

0

BFSS

DIP4

DIP3

DIP2

DIP1

WRITE

NU

NU

NU

NU

NU

NU

NU

NU

POWER UP

0

0

0

0

0

0

0

0

BITFIELD

DESCRIPTION

[D0]

DIP1

Dip Switch status of LED POST Code configuration (SW )
'0' = Off (logic level is High)
'1' = On (logic level is Low)

[D1]

DIP2

Dip Switch status of BIOS Flash boot selection (SW )
'0' = Off (logic level is High)
'1' = On (logic level is Low)

[D2]

DIP3

Dip Switch status of SD-Card Multiplexer tbd! (SW ):
'0' = Off (logic level is High)
'1' = On (logic level is Low)

[D3]

DIP4

Dip Switch status, when LOW CPU starts with Default Conf iguration (SW2.2):
'0' = Off (logic level is High)
'1' = On (logic level is Low)

[D4-D5]

BFSS

U-Boot Flash selection status:
"00" = Standard boot Flash active
"01" = Recovery boot Flash active
"10" = External boot Flash active
"11" = Reserved

Table 3-29:

0x282: Control Register 0

ACTION

D7

D6

D5

D4

D3

D2

D1

D0

READ

0

0

BFUS

0

0

0

0

0

WRITE

NU

NU

BFUS

NU

NU

NU

NU

NU

POWER UP

0

0

0

0

0

0

0

0

BITFIELD

DESCRIPTION

[D5]

BFUS

Boot Flash update selection:
'0' = active Boot Flash will not be changed
'1' = toggle between standard and recovery boot flash

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