| 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 492 | 
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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 168 | 
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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 VOLTAGE_REGS 11 | 
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| 73 | #define ADC_READINGS_UNTIL_SETTLED 1 | 
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| 74 | #endif | 
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| 75 |  | 
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| 76 | #define W5100_INPUT_CHECK_TIME 25 // defines how often the W5100 should be asked if something arrived... in ms | 
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| 77 |  | 
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| 78 | // MAIN WORKFLOW GLOBAL VARIABLES | 
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| 79 |  | 
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| 80 | extern bool heartbeat_enable; | 
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| 81 |  | 
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| 82 |  | 
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| 83 |  | 
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| 84 | // TIMER global variable | 
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| 85 | extern volatile U32 local_ms; | 
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| 86 |  | 
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| 87 | // AD7719 global variables | 
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| 88 | extern bool ad7719_measured_all; | 
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| 89 | extern bool ad7719_values_printed; | 
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| 90 | extern bool ad7719_print_endless; | 
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| 91 |  | 
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| 92 | // ATMEGA ADC global variables | 
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| 93 | #define adc_readings_until_mean 40 | 
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| 94 | extern bool adc_measured_all; | 
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| 95 | extern bool adc_values_printed; | 
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| 96 | extern bool adc_print_endless; | 
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| 97 |  | 
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| 98 | extern bool once_told_you; | 
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| 99 | extern bool debug_mode; | 
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| 100 |  | 
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| 101 |  | 
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| 102 |  | 
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| 103 | //----------------------------------------------------------------------------- | 
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| 104 | extern volatile U08 app_reset_source; | 
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| 105 | //----------------------------------------------------------------------------- | 
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| 106 |  | 
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| 107 | void app_init(void); // Initialize application | 
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| 108 | void app_set_watchdog_prescaler(tWDT_PRESCALE wdt_prescale); // Set watchdog prescale | 
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| 109 |  | 
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| 110 | //methods in main ... declared here ... don't ask why ... | 
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| 111 | // definition of some functions: | 
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| 112 | // these function are implemented in this file, this is not doog coding style. | 
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| 113 | // sooner or later, they will be moved into more apropriate files. | 
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| 114 | void set_adc_enable_register(); | 
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| 115 | void set_ad7719_enable_register(); | 
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| 116 | U08     increase_adc (U08 channel); | 
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| 117 | U08     increase_ad7719 (U08 channel); | 
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| 118 | void check_what_measurement_was_finished() ; | 
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| 119 | void check_if_measured_all() ; | 
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| 120 |  | 
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| 121 | bool check_if_adc_measurement_done(); | 
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| 122 | bool check_if_ad7719_measurement_done(); | 
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| 123 | // end of function definition: | 
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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 |  | 
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| 130 | #endif | 
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