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Use SPI.writeBytes instead of SPI.transfer on the ESP8266

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Kristian Sloth Lauszus 2016-10-24 23:27:19 -05:00
parent 736eebcc36
commit 58015d611d
1 changed files with 12 additions and 0 deletions
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12
usbhost.h
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@ -168,7 +168,11 @@ void MAX3421e< SPI_SS, INTR >::regWr(uint8_t reg, uint8_t data) {
uint8_t c[2];
c[0] = reg | 0x02;
c[1] = data;
#ifdef ESP8266
SPI.writeBytes(c, 2);
#else
SPI.transfer(c, 2);
#endif
#elif defined(STM32F4)
uint8_t c[2];
c[0] = reg | 0x02;
@ -208,7 +212,11 @@ uint8_t* MAX3421e< SPI_SS, INTR >::bytesWr(uint8_t reg, uint8_t nbytes, uint8_t*
data_p += nbytes;
#elif defined(SPI_HAS_TRANSACTION)
SPI.transfer(reg | 0x02);
#ifdef ESP8266
SPI.writeBytes(data_p, nbytes);
#else
SPI.transfer(data_p, nbytes);
#endif
data_p += nbytes;
#elif defined(__ARDUINO_X86__)
SPI.transfer(reg | 0x02);
@ -311,7 +319,11 @@ uint8_t* MAX3421e< SPI_SS, INTR >::bytesRd(uint8_t reg, uint8_t nbytes, uint8_t*
#elif defined(SPI_HAS_TRANSACTION)
SPI.transfer(reg);
memset(data_p, 0, nbytes); // Make sure we send out empty bytes
#ifdef ESP8266
SPI.writeBytes(data_p, nbytes);
#else
SPI.transfer(data_p, nbytes);
#endif
data_p += nbytes;
#elif defined(__ARDUINO_X86__)
SPI.transfer(reg);