65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/*
|
|
* This file is subject to the terms of the GFX License, v1.0. If a copy of
|
|
* the license was not distributed with this file, you can obtain one at:
|
|
*
|
|
* http://chibios-gfx.com/license.html
|
|
*/
|
|
|
|
/**
|
|
* @file drivers/gaudin/gadc/gaudin_lld.c
|
|
* @brief GAUDIN - Driver file for using the cpu ADC (via GADC).
|
|
*
|
|
* @addtogroup GAUDIN
|
|
*
|
|
* @{
|
|
*/
|
|
#include "ch.h"
|
|
#include "hal.h"
|
|
|
|
/**
|
|
* We are now implementing the driver - pull in our channel table
|
|
* from the board definitions.
|
|
*/
|
|
#define GAUDIN_LLD_IMPLEMENTATION
|
|
|
|
|
|
#include "gfx.h"
|
|
|
|
#if GFX_USE_GAUDIN
|
|
|
|
/* Double check the GADC system is turned on */
|
|
#if !GFX_USE_GADC
|
|
#error "GAUDIN - The GADC driver for GAUDIN requires GFX_USE_GADC to be TRUE"
|
|
#endif
|
|
|
|
/* Include the driver defines */
|
|
#include "gaudin/lld/gaudin_lld.h"
|
|
|
|
/*===========================================================================*/
|
|
/* External declarations. */
|
|
/*===========================================================================*/
|
|
|
|
void gaudin_lld_init(const gaudin_params *paud) {
|
|
/* Setup the high speed GADC */
|
|
gadcHighSpeedInit(gaudin_lld_physdevs[paud->channel], paud->frequency, paud->buffer, paud->bufcount, paud->samplesPerEvent);
|
|
|
|
/* Register ourselves for ISR callbacks */
|
|
gadcHighSpeedSetISRCallback(GAUDIN_ISR_CompleteI);
|
|
|
|
/**
|
|
* The gadc driver handles any errors for us by restarting the transaction so there is
|
|
* no need for us to setup anything for GAUDIN_ISR_ErrorI()
|
|
*/
|
|
}
|
|
|
|
void gadc_lld_start(void) {
|
|
gadcHighSpeedStart();
|
|
}
|
|
|
|
void gadc_lld_stop(void) {
|
|
gadcHighSpeedStop();
|
|
}
|
|
|
|
#endif /* GFX_USE_GAUDIN */
|
|
/** @} */
|