EBI_Init_TypeDef Struct Reference
EBI Initialization structure.
#include <em_ebi.h>
Data Fields |
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EBI_Mode_TypeDef | mode |
EBI operation mode, data, and address limits.
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EBI_Polarity_TypeDef | ardyPolarity |
Address Ready pin polarity, active high or low.
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EBI_Polarity_TypeDef | alePolarity |
Address Latch Enable pin polarity, active high or low.
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EBI_Polarity_TypeDef | wePolarity |
Write Enable pin polarity, active high or low.
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EBI_Polarity_TypeDef | rePolarity |
Read Enable pin polarity, active high or low.
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EBI_Polarity_TypeDef | csPolarity |
Chip Select pin polarity, active high or low.
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EBI_Polarity_TypeDef | blPolarity |
Byte Lane pin polarity, active high or low.
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bool | blEnable |
Flag to enable or disable Byte Lane support.
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bool | noIdle |
Flag to enable or disable idle state insertion between transfers.
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bool | ardyEnable |
Flag to enable or disable Address Ready support.
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bool | ardyDisableTimeout |
Set to turn off 32 cycle timeout ability.
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uint32_t | banks |
Mask of flags which selects address banks to configure EBI_BANK<0-3>.
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uint32_t | csLines |
Mask of flags which selects chip select lines to configure EBI_CS<0-3>.
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uint32_t | addrSetupCycles |
Number of cycles address is held after Address Latch Enable is asserted.
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uint32_t | addrHoldCycles |
Number of cycles address is driven onto the ADDRDAT bus before ALE is asserted.
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bool | addrHalfALE |
Enable or disables half cycle duration of the ALE strobe in the last address setup cycle.
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uint32_t | readSetupCycles |
Number of cycles for address setup before REn is asserted.
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uint32_t | readStrobeCycles |
Number of cycles REn is held active.
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uint32_t | readHoldCycles |
Number of cycles CSn is held active after REn is deasserted.
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bool | readPageMode |
Enable or disable page mode reads.
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bool | readPrefetch |
Enables or disable prefetching from sequential addresses.
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bool | readHalfRE |
Enabled or disables half cycle duration of the REn signal in the last strobe cycle.
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uint32_t | writeSetupCycles |
Number of cycles for address setup before WEn is asserted.
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uint32_t | writeStrobeCycles |
Number of cycles WEn is held active.
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uint32_t | writeHoldCycles |
Number of cycles CSn is held active after WEn is deasserted.
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bool | writeBufferDisable |
Enable or disable the write buffer.
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bool | writeHalfWE |
Enables or disables half cycle duration of the WEn signal in the last strobe cycle.
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EBI_ALow_TypeDef | aLow |
Lower address pin limit to enable.
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EBI_AHigh_TypeDef | aHigh |
High address pin limit to enable.
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EBI_Location_TypeDef | location |
Pin Location.
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bool | enable |
Flag, if EBI should be enabled after configuration.
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EBI Initialization structure.
Field Documentation
◆ mode
EBI_Mode_TypeDef EBI_Init_TypeDef::mode |
EBI operation mode, data, and address limits.
◆ ardyPolarity
EBI_Polarity_TypeDef EBI_Init_TypeDef::ardyPolarity |
Address Ready pin polarity, active high or low.
◆ alePolarity
EBI_Polarity_TypeDef EBI_Init_TypeDef::alePolarity |
Address Latch Enable pin polarity, active high or low.
◆ wePolarity
EBI_Polarity_TypeDef EBI_Init_TypeDef::wePolarity |
Write Enable pin polarity, active high or low.
◆ rePolarity
EBI_Polarity_TypeDef EBI_Init_TypeDef::rePolarity |
Read Enable pin polarity, active high or low.
◆ csPolarity
EBI_Polarity_TypeDef EBI_Init_TypeDef::csPolarity |
Chip Select pin polarity, active high or low.
◆ blPolarity
EBI_Polarity_TypeDef EBI_Init_TypeDef::blPolarity |
Byte Lane pin polarity, active high or low.
◆ blEnable
bool EBI_Init_TypeDef::blEnable |
Flag to enable or disable Byte Lane support.
◆ noIdle
bool EBI_Init_TypeDef::noIdle |
Flag to enable or disable idle state insertion between transfers.
◆ ardyEnable
bool EBI_Init_TypeDef::ardyEnable |
Flag to enable or disable Address Ready support.
◆ ardyDisableTimeout
bool EBI_Init_TypeDef::ardyDisableTimeout |
Set to turn off 32 cycle timeout ability.
◆ banks
uint32_t EBI_Init_TypeDef::banks |
Mask of flags which selects address banks to configure EBI_BANK<0-3>.
◆ csLines
uint32_t EBI_Init_TypeDef::csLines |
Mask of flags which selects chip select lines to configure EBI_CS<0-3>.
◆ addrSetupCycles
uint32_t EBI_Init_TypeDef::addrSetupCycles |
Number of cycles address is held after Address Latch Enable is asserted.
◆ addrHoldCycles
uint32_t EBI_Init_TypeDef::addrHoldCycles |
Number of cycles address is driven onto the ADDRDAT bus before ALE is asserted.
◆ addrHalfALE
bool EBI_Init_TypeDef::addrHalfALE |
Enable or disables half cycle duration of the ALE strobe in the last address setup cycle.
◆ readSetupCycles
uint32_t EBI_Init_TypeDef::readSetupCycles |
Number of cycles for address setup before REn is asserted.
◆ readStrobeCycles
uint32_t EBI_Init_TypeDef::readStrobeCycles |
Number of cycles REn is held active.
◆ readHoldCycles
uint32_t EBI_Init_TypeDef::readHoldCycles |
Number of cycles CSn is held active after REn is deasserted.
◆ readPageMode
bool EBI_Init_TypeDef::readPageMode |
Enable or disable page mode reads.
◆ readPrefetch
bool EBI_Init_TypeDef::readPrefetch |
Enables or disable prefetching from sequential addresses.
◆ readHalfRE
bool EBI_Init_TypeDef::readHalfRE |
Enabled or disables half cycle duration of the REn signal in the last strobe cycle.
◆ writeSetupCycles
uint32_t EBI_Init_TypeDef::writeSetupCycles |
Number of cycles for address setup before WEn is asserted.
◆ writeStrobeCycles
uint32_t EBI_Init_TypeDef::writeStrobeCycles |
Number of cycles WEn is held active.
◆ writeHoldCycles
uint32_t EBI_Init_TypeDef::writeHoldCycles |
Number of cycles CSn is held active after WEn is deasserted.
◆ writeBufferDisable
bool EBI_Init_TypeDef::writeBufferDisable |
Enable or disable the write buffer.
◆ writeHalfWE
bool EBI_Init_TypeDef::writeHalfWE |
Enables or disables half cycle duration of the WEn signal in the last strobe cycle.
◆ aLow
EBI_ALow_TypeDef EBI_Init_TypeDef::aLow |
Lower address pin limit to enable.
◆ aHigh
EBI_AHigh_TypeDef EBI_Init_TypeDef::aHigh |
High address pin limit to enable.
◆ location
EBI_Location_TypeDef EBI_Init_TypeDef::location |
Pin Location.
◆ enable
bool EBI_Init_TypeDef::enable |
Flag, if EBI should be enabled after configuration.