Revision 338
Copying Kevin's analog code over from the analog branch.
| analog.h | ||
|---|---|---|
| 42 | 42 |
#ifndef _ANALOG_H |
| 43 | 43 |
#define _ANALOG_H |
| 44 | 44 |
|
| 45 |
#include <inttypes.h> |
|
| 46 |
|
|
| 45 | 47 |
/** |
| 46 | 48 |
* @addtogroup analog |
| 47 | 49 |
* @{
|
| ... | ... | |
| 68 | 70 |
/** @brief Analog port 9 **/ |
| 69 | 71 |
#define AN9 0x09 |
| 70 | 72 |
/** @brief Analog port 10 **/ |
| 71 |
#define AN10 0x0a
|
|
| 73 |
#define AN10 0x0A
|
|
| 72 | 74 |
/** @brief Analog port 11 **/ |
| 73 |
#define AN11 0x0b
|
|
| 75 |
#define AN11 0x0B
|
|
| 74 | 76 |
/** @brief Analog port 12 **/ |
| 75 |
#define AN12 0x0c
|
|
| 77 |
#define AN12 0x0C
|
|
| 76 | 78 |
/** @brief Analog port 13 **/ |
| 77 |
#define AN13 0x0d
|
|
| 79 |
#define AN13 0x0D
|
|
| 78 | 80 |
/** @brief Analog port 14 **/ |
| 79 |
#define AN14 0x0e
|
|
| 81 |
#define AN14 0x0E
|
|
| 80 | 82 |
/** @brief Analog port 15 **/ |
| 81 |
#define AN15 0x0f
|
|
| 83 |
#define AN15 0x0F
|
|
| 82 | 84 |
|
| 85 |
/** @brief BOM_PORT analog port for BOM **/ |
|
| 86 |
#define BOM_PORT AN0 |
|
| 83 | 87 |
/** @brief EXT_MUX analog port **/ |
| 84 | 88 |
#define EXT_MUX AN7 |
| 85 | 89 |
/** @brief Analog port for the wheel **/ |
| ... | ... | |
| 87 | 91 |
/** @brief Analog port for the battery voltage detector **/ |
| 88 | 92 |
#define BATT_PORT AN11 |
| 89 | 93 |
|
| 90 |
/** @brief Initialize analog ports. **/ |
|
| 91 |
void analog_init(void); |
|
| 92 |
/** @brief Read an 8-bit number from an analog port. **/ |
|
| 94 |
#define ADC_START 1 |
|
| 95 |
#define ADC_STOP 0 |
|
| 96 |
|
|
| 97 |
#define ADMUX_OPT 0x60 |
|
| 98 |
|
|
| 99 |
/** @brief Struct to hold the value of a particular analog port */ |
|
| 100 |
typedef struct {
|
|
| 101 |
uint8_t adc8; |
|
| 102 |
uint16_t adc10; |
|
| 103 |
} adc_t; |
|
| 104 |
|
|
| 105 |
|
|
| 106 |
/** @brief Initialize analog ports. Will start running a loop |
|
| 107 |
if start_conversion is ADC_START.**/ |
|
| 108 |
void analog_init(int start_conversion); |
|
| 109 |
/** @brief starts the analog loop. Doesn't do anything if the loop is already running. **/ |
|
| 110 |
void analog_start_loop(void); |
|
| 111 |
/** @brief Stops the analog loop. Doesn't do anything if the loop is already stopped. **/ |
|
| 112 |
void analog_stop_loop(void); |
|
| 113 |
/** @brief Read an 8-bit number from an analog port. Loop must be stopped for this to work. **/ |
|
| 93 | 114 |
unsigned int analog8(int which); |
| 94 |
/** @brief Read a 10-bit number from an analog port. **/ |
|
| 115 |
/** @brief Read a 10-bit number from an analog port. Loop must be stopped for this to work. **/
|
|
| 95 | 116 |
unsigned int analog10(int which); |
| 96 | 117 |
/** @brief Read the position of the wheel. **/ |
| 97 | 118 |
int wheel(void); |
| 119 |
/** @brief Returns an 8-bit analog value from the look up table. Use this instead of analog8. **/ |
|
| 120 |
unsigned int analog_get8(int which); |
|
| 121 |
/** @brief Returns an 10-bit analog value from the look up table. Use this instead of analog10. **/ |
|
| 122 |
unsigned int analog_get10(int which); |
|
| 98 | 123 |
|
| 124 |
|
|
| 99 | 125 |
/**@}**/ //end group |
| 100 | 126 |
|
| 101 | 127 |
#endif |
Also available in: Unified diff