a73154a5e6
repair process implemented. Simple regulation without feedback (must be addeed, yet) HW validation menu functional but buggy (IOs not OK) Added ClearLine functionality to displayDevice git-svn-id: https://svn.vbchaos.nl/svn/hsb/trunk@244 05563f52-14a8-4384-a975-3d1654cca0fa
239 lines
11 KiB
C
239 lines
11 KiB
C
// -----------------------------------------------------------------------------
|
|
/// @file MAX5715.h
|
|
/// @brief File description
|
|
// -----------------------------------------------------------------------------
|
|
// Micro-Key bv
|
|
// Industrieweg 28, 9804 TG Noordhorn
|
|
// Postbus 92, 9800 AB Zuidhorn
|
|
// The Netherlands
|
|
// Tel: +31 594 503020
|
|
// Fax: +31 594 505825
|
|
// Email: support@microkey.nl
|
|
// Web: www.microkey.nl
|
|
// -----------------------------------------------------------------------------
|
|
/// $Revision$
|
|
/// $Author$
|
|
/// $Date$
|
|
// (c) 2015 Micro-Key bv
|
|
// -----------------------------------------------------------------------------
|
|
|
|
/// @defgroup {group_name} {group_description}
|
|
/// Description
|
|
|
|
/// @file MAX5715.h
|
|
/// @ingroup {group_name}
|
|
|
|
#ifndef INC_MAX5715_H_
|
|
#define INC_MAX5715_H_
|
|
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Include files
|
|
// -----------------------------------------------------------------------------
|
|
|
|
#include "IODevice.h"
|
|
#include "spi.h"
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Constant and macro definitions
|
|
// -----------------------------------------------------------------------------
|
|
#define MAX5715_NUMBER_OF_DACS (4)
|
|
|
|
#define MAX5715_SPI_MAX_CLK_HZ (50000000)
|
|
// SPI settings
|
|
#define MAX5715_SPI_Direction (SPI_Direction_1Line_Tx)
|
|
#define MAX5715_SPI_Mode (SPI_Mode_Master)
|
|
#define MAX5715_SPI_DataSize (SPI_DataSize_8b)
|
|
#define MAX5715_SPI_CPOL (SPI_CPOL_High)
|
|
#define MAX5715_SPI_CPHA (SPI_CPHA_1Edge)
|
|
#define MAX5715_SPI_NSS (SPI_NSS_Soft)
|
|
#define MAX5715_SPI_NSS_INTERNAL (SPI_NSSInternalSoft_Reset)
|
|
#define MAX5715_SPI_FirstBit (SPI_FirstBit_MSB)
|
|
#define MAX5715_SPI_CRCPolynomial (7)
|
|
#define MAX5715_SPI_RX_QUEUE (1)
|
|
#define MAX5715_SPI_TX_QUEUE (32)
|
|
|
|
#define MAX5715_SEL_DACA (0x1)
|
|
#define MAX5715_SEL_DACB (0x2)
|
|
#define MAX5715_SEL_DACC (0x4)
|
|
#define MAX5715_SEL_DACD (0x8)
|
|
|
|
#define MAX5715_CMD_CODEn (0x00)
|
|
#define MAX5715_CMD_LOADn (0x10)
|
|
#define MAX5715_CMD_CODEn_LOAD_ALL (0x20)
|
|
#define MAX5715_CMD_CODEn_LOADn (0x30)
|
|
#define MAX5715_CMD_POWER_NORMAL (0x40)
|
|
#define MAX5715_CMD_POWER_PD1K (0x41)
|
|
#define MAX5715_CMD_POWER_PD100K (0x42)
|
|
#define MAX5715_CMD_POWER_HIGHZ (0x43)
|
|
#define MAX5715_CMD_SW_CLEAR (0x50)
|
|
#define MAX5715_CMD_SW_RESET (0x51)
|
|
#define MAX5715_CMD_CONFIG_LATCH_ON (0x60)
|
|
#define MAX5715_CMD_CONFIG_LATCH_OFF (0x61)
|
|
#define MAX5715_CMD_REF_DAC_EXT (0x70)
|
|
#define MAX5715_CMD_REF_DAC_2V5 (0x71)
|
|
#define MAX5715_CMD_REF_DAC_2V0 (0x72)
|
|
#define MAX5715_CMD_REF_DAC_4V0 (0x73)
|
|
#define MAX5715_CMD_REF_ON_EXT (0x74)
|
|
#define MAX5715_CMD_REF_ON_2V5 (0x75)
|
|
#define MAX5715_CMD_REF_ON_2V0 (0x76)
|
|
#define MAX5715_CMD_REF_ON_4V0 (0x77)
|
|
#define MAX5715_CMD_CODE_ALL (0x80)
|
|
#define MAX5715_CMD_LOAD_ALL (0x81)
|
|
#define MAX5715_CMD_CODE_ALL_LOAD_ALL (0x82)
|
|
|
|
|
|
#define MAX5715_writeCODEn(self, DAC, DATA) (MAX5715_sendCommand(self, (MAX5715_CMD_CODEn | (0x0F & (DAC))), DATA))
|
|
#define MAX5715_writeLOADn(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_LOADn | (0x0F & (DAC))), 0x0000))
|
|
#define MAX5715_writeCODEnLOADALL(self, DAC, DATA) (MAX5715_sendCommand(self, (MAX5715_CMD_CODEn_LOAD_ALL | (0x0F & (DAC))), DATA))
|
|
#define MAX5715_writeCODEnLOADn(self, DAC, DATA) (MAX5715_sendCommand(self, (MAX5715_CMD_CODEn_LOADn | (0x0F & (DAC))), DATA))
|
|
|
|
#define MAX5715_writePOWER_NORMAL(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_POWER_NORMAL), (0x00FF & ((DAC) << 4))))
|
|
#define MAX5715_writePOWER_PD1K(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_POWER_PD1K), (0x00FF & ((DAC) << 4))))
|
|
#define MAX5715_writePOWER_PD100K(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_POWER_PD100K), (0x00FF & ((DAC) << 4))))
|
|
#define MAX5715_writePOWER_HIGHZ(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_POWER_HIGHZ), (0x00FF & ((DAC) << 4))))
|
|
|
|
#define MAX5715_writeSW_CLEAR(self) (MAX5715_sendCommand(self, (MAX5715_CMD_SW_CLEAR), 0x0000))
|
|
#define MAX5715_writeSW_RESET(self) (MAX5715_sendCommand(self, (MAX5715_CMD_SW_RESET), 0x0000))
|
|
|
|
#define MAX5715_writeCONFIG_LATCH_ON(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_CONFIG_LATCH_ON), (0x00FF & ((DAC) << 4))))
|
|
#define MAX5715_writeCONFIG_LATCH_OFF(self, DAC) (MAX5715_sendCommand(self, (MAX5715_CMD_CONFIG_LATCH_OFF), (0x00FF & ((DAC) << 4))))
|
|
|
|
#define MAX5715_writeREF_DAC_EXT(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_DAC_EXT), 0x0000))
|
|
#define MAX5715_writeREF_DAC_2V5(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_DAC_2V5), 0x0000))
|
|
#define MAX5715_writeREF_DAC_2V0(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_DAC_2V0), 0x0000))
|
|
#define MAX5715_writeREF_DAC_4V0(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_DAC_4V0), 0x0000))
|
|
#define MAX5715_writeREF_ON_EXT(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_ON_EXT), 0x0000))
|
|
#define MAX5715_writeREF_ON_2V5(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_ON_2V5), 0x0000))
|
|
#define MAX5715_writeREF_ON_2V0(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_ON_2V0), 0x0000))
|
|
#define MAX5715_writeREF_ON_4V0(self) (MAX5715_sendCommand(self, (MAX5715_CMD_REF_ON_4V0), 0x0000))
|
|
|
|
#define MAX5715_writeCODE_ALL(self, DATA) (MAX5715_sendCommand(self, (MAX5715_CMD_CODE_ALL), DATA))
|
|
#define MAX5715_writeLOAD_ALL(self, DATA) (MAX5715_sendCommand(self, (MAX5715_CMD_LOAD_ALL), 0x0000))
|
|
#define MAX5715_writeCODE_ALL_LOAD_ALL(self, DATA) (MAX5715_sendCommand(self, (MAX5715_CMD_CODE_ALL_LOAD_ALL), DATA))
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Type definitions.
|
|
// -----------------------------------------------------------------------------
|
|
|
|
struct MAX5715;
|
|
|
|
struct MAX5715_DAC
|
|
{
|
|
struct MAX5715* parent;
|
|
uint8_t id;
|
|
uint16_t value;
|
|
bool initialized;
|
|
};
|
|
|
|
struct MAX5715
|
|
{
|
|
const struct IODevice* device;
|
|
struct MAX5715_DAC dac[MAX5715_NUMBER_OF_DACS];
|
|
bool initialized;
|
|
};
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Function declarations
|
|
// -----------------------------------------------------------------------------
|
|
|
|
|
|
/** ----------------------------------------------------------------------------
|
|
* MAX5715_construct
|
|
* Constructs the MAX5715 instance into argument self.
|
|
*
|
|
* @param self The MAX5715 object to initialize
|
|
* @param device The IODevice that should be used for
|
|
* communication with the MAX5715
|
|
*
|
|
* @return ErrorStatus SUCCESS if initialisation was successful
|
|
* ERROR otherwise
|
|
*
|
|
* @todo
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
extern ErrorStatus MAX5715_construct(struct MAX5715* self, const struct IODevice* device);
|
|
|
|
|
|
/** ----------------------------------------------------------------------------
|
|
* MAX5715_destruct
|
|
* Destructs the MAX5715 instance in argument self
|
|
*
|
|
* @param self
|
|
*
|
|
* @return ErrorStatus SUCCESS if destruction was successful
|
|
* ERROR otherwise
|
|
*
|
|
* @todo
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
extern void MAX5715_destruct(struct MAX5715* self);
|
|
|
|
|
|
/** ----------------------------------------------------------------------------
|
|
* MAX5715_getSpiParameters
|
|
* Returns a filled-in struct SpiParameters with the MAX5715-specific parameters
|
|
*
|
|
* @param parameters SpiParameters struct to fill
|
|
*
|
|
* @return ErrorStatus SUCCESS if function was successful
|
|
* ERROR otherwise
|
|
*
|
|
* @todo
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
extern ErrorStatus MAX5715_getSpiParameters(struct SpiParameters* parameters);
|
|
|
|
|
|
/** ----------------------------------------------------------------------------
|
|
* MAX5715_sendCommand
|
|
* Sends a command to MAX5715 instance in argument self with the command in
|
|
* argument command
|
|
*
|
|
* @param self The MAX5715 instance
|
|
* @param command The command to be sent
|
|
*
|
|
* @return ErrorStatus SUCCESS if function was successful
|
|
* ERROR otherwise
|
|
*
|
|
* @todo
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
extern ErrorStatus MAX5715_sendCommand(const struct MAX5715* self, uint8_t command, uint16_t data);
|
|
|
|
|
|
/** ----------------------------------------------------------------------------
|
|
* MAX5715Channel_construct
|
|
* Constructor for one of the channels on the MAX5715 DAC
|
|
*
|
|
* @param self The channel object to initialize
|
|
* @param parent The parent object that the channel belongs
|
|
* to
|
|
* @param id The channel number
|
|
*
|
|
* @return ErrorStatus SUCCESS if construction was successful
|
|
* ERROR otherwise
|
|
*
|
|
* @todo
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
extern ErrorStatus MAX5715Channel_construct(struct MAX5715_DAC* self, struct MAX5715* parent, size_t id);
|
|
|
|
|
|
/** ----------------------------------------------------------------------------
|
|
* MAX5715Channel_setValue
|
|
* Sends value to the DAC channel in self
|
|
*
|
|
* @param self The DAC object
|
|
* @param value Value to write
|
|
*
|
|
* @return ErrorStatus SUCCESS if setting value was successful
|
|
* ERROR otherwise
|
|
*
|
|
* @todo
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
extern ErrorStatus MAX5715Channel_setValue(const struct MAX5715_DAC* self, uint16_t value);
|
|
|
|
#endif /* INC_MAX5715_H_ */
|