bissen21/Marlin_Firmware
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HAL cleanups

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This commit is contained in:
Scott Lahteine
2019-02-20 06:13:07 -06:00
parent 89bbc30a09
commit 631d867dc9
5 changed files with 27 additions and 12 deletions
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12
Marlin/src/HAL/HAL_STM32/HAL.h
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@ -176,7 +176,10 @@ static inline int freeMemory() {
return &top - reinterpret_cast<char*>(_sbrk(0));
}
//
// SPI: Extended functions which take a channel number (hardware SPI only)
//
/** Write single byte to specified SPI channel */
void spiSend(uint32_t chan, byte b);
/** Write buffer to specified SPI channel */
@ -184,18 +187,19 @@ void spiSend(uint32_t chan, const uint8_t* buf, size_t n);
/** Read single byte from specified SPI channel */
uint8_t spiRec(uint32_t chan);
//
// EEPROM
//
/**
* Wire library should work for i2c eeproms.
*/
// Wire library should work for i2c EEPROMs
void eeprom_write_byte(uint8_t *pos, unsigned char value);
uint8_t eeprom_read_byte(uint8_t *pos);
void eeprom_read_block (void *__dst, const void *__src, size_t __n);
void eeprom_update_block (const void *__src, void *__dst, size_t __n);
//
// ADC
//
#define HAL_ANALOG_SELECT(pin) pinMode(pin, INPUT)