uint16_t hardware_analogRead(uint8_t ch)
{
uint32_t buf = 0;
// Initialize the ADC driver before first use
ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_32);
// Must setup the ADC channel to read beforehand
if(ch < 15)
ADC_SetupChannel(ch);
if(ch > 7)
ch = (1 << 8 | ((ch - 8) << MUX0));
else
ch = ch << MUX0;
// Perform a single conversion of the ADC channel 1
// buf = ADC_GetChannelReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ch);
// Start reading ADC channel 1 in free running (continuous conversion) mode
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ch);
for(uint8_t i = 0; i < ADC_READINGS; i++)
{
while (!(ADC_IsReadingComplete()));
buf += ADC_GetResult();
}
// Leave ADC Disabled to save power
ADC_Disable();
return (uint16_t)(buf / ADC_READINGS);
}
/** Initializes the hardware and software associated with the V2 protocol command handling. */
void V2Protocol_Init(void)
{
#if defined(ADC)
/* Initialize the ADC converter for VTARGET level detection on supported AVR models */
ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_128);
ADC_SetupChannel(VTARGET_ADC_CHANNEL);
ADC_StartReading(VTARGET_REF_MASK | ADC_RIGHT_ADJUSTED | VTARGET_ADC_CHANNEL_MASK);
#endif
V2Params_LoadNonVolatileParamValues();
#if defined(ENABLE_ISP_PROTOCOL)
ISPTarget_ConfigureRescueClock();
#endif
}
/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable clock division */
clock_prescale_set(clock_div_1);
/* Hardware Initialization */
LEDs_Init();
ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_32);
ADC_SetupChannel(MIC_IN_ADC_CHANNEL);
USB_Init();
/* Start the ADC conversion in free running mode */
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | MIC_IN_ADC_MUX_MASK);
}
/** Initialises the hardware and software associated with the V2 protocol command handling. */
void V2Protocol_Init(void)
{
#if defined(ADC)
/* Initialize the ADC converter for VTARGET level detection on supported AVR models */
ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_128);
ADC_SetupChannel(VTARGET_ADC_CHANNEL);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | VTARGET_ADC_CHANNEL_MASK);
#endif
/* Timeout timer initialization (10ms period) */
OCR0A = (((F_CPU / 1024) / 100) - 1);
TCCR0A = (1 << WGM01);
TIMSK0 = (1 << OCIE0A);
V2Params_LoadNonVolatileParamValues();
#if defined(ENABLE_ISP_PROTOCOL)
ISPTarget_ConfigureRescueClock();
#endif
}
/** Configures the board hardware and chip peripherals for the demo's functionality. */
void SetupHardware(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
wdt_disable();
/* Disable clock division */
clock_prescale_set(clock_div_1);
/* Hardware Initialization */
Serial_Init(9600, false);
Buttons_Init();
ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_32);
ADC_SetupChannel(MIC_IN_ADC_CHANNEL);
LEDs_Init();
USB_Init();
/* Create a stdio stream for the serial port for stdin and stdout */
Serial_CreateStream(NULL);
/* Start the ADC conversion in free running mode */
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ADC_GET_CHANNEL_MASK(MIC_IN_ADC_CHANNEL));
}
void ButtonStates(void) {
uint16_t port, result;
char buffer[64];
PORTD = 0b11111111;
/*for (int i=0; i<4; i++) {
if (i > 1) {
PORTC = (i%1 == 0) ? 0b01000000 : 0b10000000;
} else {
PORTB = (i%1 == 0) ? 0b01000000 : 0b10000000;
}
*/
// TODO: dry this up
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL0);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "4,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL1);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "0,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL4);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "1,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL5);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "2,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL6);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "3,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL12);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "7,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL13);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "6,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_LEFT_ADJUSTED | ADC_CHANNEL7);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, "5,%d\n", ADC_GetResult());
fputs(buffer, &USBSerialStream);
/*
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ADC_CHANNEL5);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, " %d", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ADC_CHANNEL6);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, " %d", ADC_GetResult());
fputs(buffer, &USBSerialStream);
ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ADC_CHANNEL7);
while(!(ADC_IsReadingComplete())) {}
sprintf(buffer, " %d", ADC_GetResult());
fputs(buffer, &USBSerialStream);
PORTB = 0;
PORTC = 0;
//}
*/
}
