19 lines
375 B
C
19 lines
375 B
C
#ifndef _ANALOG_H
|
|
#define _ANALOG_H
|
|
|
|
#define REFERENCE_AREF 0
|
|
#define REFERENCE_AVCC 64
|
|
#define REFERENCE_1V1 192
|
|
|
|
#ifndef REFERENCE
|
|
#warning define REFERENCE as one of
|
|
#warning REFERENCE_AREF, REFERENCE_AVCC or REFERENCE_1V1
|
|
#warning in your machine.h
|
|
#error REFERENCE undefined
|
|
#endif
|
|
|
|
void analog_init();
|
|
uint16_t analog_read(uint8_t channel);
|
|
|
|
#endif /* _ANALOG_H */
|