EFM32WG Datasheet, PDF (223/834 Pages) List of Unclassifed Manufacturers – The EFM32WG Wonder Gecko is the ideal choice for demanding 8-, 16-, and 32-bit energy sensitive applications.

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14.5.18 EBI_POLARITY3 - Polarity Register 3
Offset
0x044
Reset
Access
Bit Position
Name
Bit
31:6
5
4
3
2
1
0
Name
Reset
Access Description
Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
BLPOL
0
RW
Sets the polarity of the EBI_BLn lines.
BL Polarity
Value
0
1
Mode
ACTIVELOW
ACTIVEHIGH
Description
BLn[1:0] are active low.
BLn[1:0] are active high.
ARDYPOL
0
RW
Sets the polarity of the EBI_ARDY line.
ARDY Polarity
Value
0
1
Mode
ACTIVELOW
ACTIVEHIGH
Description
ARDY is active low.
ARDY is active high.
ALEPOL
0
RW
Address Latch Polarity
Sets the polarity of the EBI_ALE line.
Value
0
1
Mode
ACTIVELOW
ACTIVEHIGH
Description
ALE is active low.
ALE is active high.
WEPOL
0
RW
Write Enable Polarity
Sets the polarity of the EBI_WEn and EBI_NANDWEn lines.
Value
0
1
Mode
ACTIVELOW
ACTIVEHIGH
Description
WEn and NANDWEn are active low.
WEn and NANDWEn are active high.
REPOL
0
RW
Read Enable Polarity
Sets the polarity of the EBI_REn and EBI_NANDREn lines.
Value
0
1
Mode
ACTIVELOW
ACTIVEHIGH
Description
REn and NANDREn are active low.
REn and NANDREn are active high.
CSPOL
0
RW
Chip Select Polarity
Sets the polarity of the EBI_CSn line.
Value
0
1
Mode
ACTIVELOW
ACTIVEHIGH
Description
CSn is active low.
CSn is active high.
2013-05-08 - Wonder Gecko Family - d0233_Rev0.50
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