Kontron COMe-cP2020 Manual de usuario descargar pdf (Pagina 53)

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COMe-P2020 User Guide

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 UP0000000 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

WRITENUNUNUNUNUNUNU NU

POWER UP0000000 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 Configuration (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

READ00BFUS0000 0

WRITENUNUBFUSNUNUNUNU NU

POWER UP0000000 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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Kontron COMe-cP2020 Manual de usuario Pagina 53