#ifndef AnalogBinLogger_h #define AnalogBinLogger_h const size_t BLOCK_SIZE = 64; //------------------------------------------------------------------------------ // First block of file. const size_t PIN_NUM_DIM = BLOCK_SIZE - 3*sizeof(uint32_t) - 2*sizeof(uint8_t); struct metadata_t { uint32_t adcFrequency; // ADC clock frequency uint32_t cpuFrequency; // CPU clock frequency uint32_t sampleInterval; // Sample interval in CPU cycles. uint8_t recordEightBits; // Size of ADC values, nonzero for 8-bits. uint8_t pinCount; // Number of analog pins in a sample. uint8_t pinNumber[PIN_NUM_DIM]; // List of pin numbers in a sample. }; //------------------------------------------------------------------------------ // Data block for 8-bit ADC mode. const size_t DATA_DIM8 = (BLOCK_SIZE - 2*sizeof(uint16_t))/sizeof(uint8_t); struct block8_t { uint16_t count; // count of data values uint16_t overrun; // count of overruns since last block uint8_t data[DATA_DIM8]; }; //------------------------------------------------------------------------------ // Data block for 10-bit ADC mode. const size_t DATA_DIM16 = (BLOCK_SIZE - 2*sizeof(uint16_t))/sizeof(uint16_t); struct block16_t { unsigned short count; // count of data values unsigned short overrun; // count of overruns since last block unsigned short data[DATA_DIM16]; }; #endif // AnalogBinLogger_h