Virtual SPI class for access to SD and SDHC flash memory cards.
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#include <SdSpi.h>
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| virtual void | begin ()=0 |
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| virtual void | init (uint8_t divisor) |
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| virtual uint8_t | receive ()=0 |
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| virtual uint8_t | receive (uint8_t *buf, size_t n)=0 |
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| virtual void | send (uint8_t data)=0 |
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| virtual void | send (const uint8_t *buf, size_t n)=0 |
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| virtual bool | useSpiTransactions ()=0 |
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Virtual SPI class for access to SD and SDHC flash memory cards.
| virtual void SdSpiBase::begin |
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| ) |
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pure virtual |
| virtual void SdSpiBase::init |
( |
uint8_t |
divisor | ) |
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virtual |
Set SPI options for access to SD/SDHC cards.
- Parameters
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| [in] | divisor | SCK clock divider relative to the system clock. |
| virtual uint8_t SdSpiBase::receive |
( |
| ) |
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pure virtual |
Receive a byte.
- Returns
- The byte.
| virtual uint8_t SdSpiBase::receive |
( |
uint8_t * |
buf, |
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size_t |
n |
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) |
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pure virtual |
Receive multiple bytes.
- Parameters
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| [out] | buf | Buffer to receive the data. |
| [in] | n | Number of bytes to receive. |
- Returns
- Zero for no error or nonzero error code.
| virtual void SdSpiBase::send |
( |
uint8_t |
data | ) |
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pure virtual |
| virtual void SdSpiBase::send |
( |
const uint8_t * |
buf, |
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size_t |
n |
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) |
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pure virtual |
Send multiple bytes.
- Parameters
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| [in] | buf | Buffer for data to be sent. |
| [in] | n | Number of bytes to send. |
| virtual bool SdSpiBase::useSpiTransactions |
( |
| ) |
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pure virtual |
- Returns
- true if hardware SPI else false
The documentation for this class was generated from the following file:
1.8.8
