| 1 | #ifndef __APPLICATION_H
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| 2 | #define __APPLICATION_H
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| 3 | //-----------------------------------------------------------------------------
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| 4 |
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| 5 | #include "typedefs.h"
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| 6 | //-----------------------------------------------------------------------------
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| 7 | // in order to implement the "registers" I work with a quite long
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| 8 | // char-array like this:
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| 9 | # define FSC_REGISTER_LENGTH 254
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| 10 | extern U08 FSCregister[FSC_REGISTER_LENGTH];
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| 11 | // but this register is not only accessible by
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| 12 | // FSCregister[i], but as well by special pointers like this:
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| 13 | extern U32 *status ;
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| 14 | extern U32 *time_sec ;
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| 15 | extern U16 *time_ms ;
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| 16 | extern U16 *FR_period ;
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| 17 | extern U16 *ref_resistor ;
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| 18 |
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| 19 | extern U32 *ad7719_values ;
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| 20 | #define AD7719_VALUES_LEN_BYTE 512
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| 21 | extern U08 *ad7719_enables ;
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| 22 | extern U08 *ad7719_channels_ready ;
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| 23 | extern U08 *ad7719_readings_since_last_muxing ;
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| 24 | extern U08 *ad7719_current_channel ;
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| 25 | extern U32 *ad7719_current_reading ;
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| 26 |
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| 27 | extern U16 *adc_values ;
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| 28 | #define ADC_VALUES_LEN_BYTE 152
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| 29 | extern U08 *adc_enables ;
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| 30 | extern U08 *adc_channels_ready ;
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| 31 | extern U08 *adc_readings_since_last_muxing ;
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| 32 | extern U08 *adc_current_channel ;
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| 33 | extern U16 *adc_current_reading ;
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| 34 | // using these pointers one can manipulate measurement values like this:
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| 35 | // res_value[3] = 453212;
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| 36 | // and then readout the most significant byte of this same value by accessing:
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| 37 | // FSCregister[92];
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| 38 | // I like this very much for asking the boards status ... this is just a copy of the registers,
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| 39 | // into the W5100 TX FIFO.
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| 40 | // submitting the measurement values is just a partial copy...
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| 41 |
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| 42 | //-----------------------------------------------------------------------------
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| 43 |
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| 44 | // in order to check the user interface on a hardware near level.
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| 45 | // user can issue 'heartbeat command'.
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| 46 | // then this üpin is toggled with the 'main-while-loop-frequency'
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| 47 | // --> nice check for this frequency as well
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| 48 | #define HEARTBEATPIN PB3
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| 49 |
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| 50 | // SPI DEFINITIONS
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| 51 | // Port Definitions
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| 52 | #define SPI_PRT PORTB
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| 53 | #define SPI_DDR DDRB
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| 54 |
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| 55 | // Bit Definitions
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| 56 | #define SPI_SCLK PB7
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| 57 | #define SPI_MOSI PB5
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| 58 | #define SPI_MISO PB6
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| 59 |
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| 60 | #define SPI_E_CS PB4
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| 61 | #define SPI_AD_CS PD3
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| 62 | #define SPI_M_CS PD4
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| 63 | #define SPI_A_CS PD5
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| 64 |
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| 65 | //#ifdef ____WENNICHSWIRKLICHWILL
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| 66 | #ifndef ___MAIN_WORKFLOW_GLOBAL_VARS
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| 67 | #define ___MAIN_WORKFLOW_GLOBAL_VARS
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| 68 | #define RESISTANCE_CHANNELS 64
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| 69 | #define AD7719_READINGS_UNTIL_SETTLED 3 // bei3:480ms
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| 70 |
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| 71 | #define VOLTAGE_CHANNELS 84
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| 72 | #define ADC_READINGS_UNTIL_SETTLED 1
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| 73 | #endif
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| 74 |
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| 75 | #define W5100_INPUT_CHECK_TIME 25 // defines how often the W5100 should be asked if something arrived... in ms
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| 76 |
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| 77 | // MAIN WORKFLOW GLOBAL VARIABLES
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| 78 |
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| 79 | extern bool heartbeat_enable;
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| 80 |
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| 81 |
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| 82 |
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| 83 | // TIMER global variable
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| 84 | extern volatile U32 local_ms;
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| 85 |
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| 86 | // AD7719 global variables
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| 87 | extern bool ad7719_measured_all;
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| 88 | extern bool ad7719_values_printed;
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| 89 | extern bool ad7719_print_endless;
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| 90 |
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| 91 | // ATMEGA ADC global variables
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| 92 | #define adc_readings_until_mean 250
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| 93 | extern bool adc_measured_all;
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| 94 | extern bool adc_values_printed;
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| 95 | extern bool adc_print_endless;
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| 96 |
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| 97 | extern bool once_told_you;
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| 98 | extern bool debug_mode;
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| 99 |
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| 100 |
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| 101 |
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| 102 | //-----------------------------------------------------------------------------
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| 103 | extern volatile U08 app_reset_source;
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| 104 | //-----------------------------------------------------------------------------
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| 105 |
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| 106 | void app_init(void); // Initialize application
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| 107 | void app_set_watchdog_prescaler(tWDT_PRESCALE wdt_prescale); // Set watchdog prescale
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| 108 |
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| 109 | //methods in main ... declared here ... don't ask why ...
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| 110 | // definition of some functions:
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| 111 | // these function are implemented in this file, this is not doog coding style.
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| 112 | // sooner or later, they will be moved into more apropriate files.
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| 113 | void set_adc_enable_register();
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| 114 | void set_ad7719_enable_register();
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| 115 | U08 increase_adc (U08 channel);
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| 116 | U08 increase_ad7719 (U08 channel);
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| 117 | void check_what_measurement_was_finished() ;
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| 118 | void check_if_measured_all() ;
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| 119 |
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| 120 | bool check_if_adc_measurement_done();
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| 121 | bool check_if_ad7719_measurement_done();
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| 122 | // end of function definition:
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| 123 | //-----------------------------------------------------------------------------
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| 124 |
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| 125 |
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| 126 |
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| 127 | //-----------------------------------------------------------------------------
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| 128 |
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| 129 | #endif
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