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Diffstat (limited to 'macros/Hardware/AVR/AVRADCSetup.sci')
| -rw-r--r-- | macros/Hardware/AVR/AVRADCSetup.sci | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/macros/Hardware/AVR/AVRADCSetup.sci b/macros/Hardware/AVR/AVRADCSetup.sci new file mode 100644 index 0000000..d9897fc --- /dev/null +++ b/macros/Hardware/AVR/AVRADCSetup.sci @@ -0,0 +1,32 @@ +function AVRADCSetup(prescalar,adc_ref) +// Function to initialise ADC of AVR +// +// Calling Sequence +// AVRSetupADC(uint8 prescalar, uint8 adc_ref) +// +// Parameters +// prescalar: prescalar to be used for generating ADC clock (0-7) +// adc_ref : reference voltage to be used for ADC conversion +// 0 -> Voltage on VREF pin +// 1 -> Voltage on AVCC pin +// 2 -> Internal 2.56 reference voltage +// +// Description +// This function initialises ADc of AVR with given parameters. 'prescalar' is +// needed for deciding ADC clock. ADC clock should be between 50KHz and 200KHz +// and it given as (MCU clock/2^prescalar). Select appropriate prescalar depending +// on MCU clock. 'adc_ref' selects one of the available reference voltage sources +// available +// Examples +// AVRADCSetup(128,0) + +// See also +// AVRReadADC +// +// Authors +// Siddhesh Wani +// + +// This is curretly dummy function. It provides no functionality but is required +// for providing support for generating C code for AVR. +endfunction |