ad3530r.c File Reference

#include "ad3530r.h"
#include <stdlib.h>
#include <string.h>
#include "no_os_delay.h"
#include "no_os_error.h"
#include "no_os_print_log.h"
#include "no_os_gpio.h"
#include "no_os_spi.h"
#include "no_os_util.h"

Include dependency graph for ad3530r.c:

Macros
#define	AD3530R_DATA_INDEX(x)
#define	AD3530R_INSTR_LEN(x)
#define	AD3530R_ADDR_INDEX(x)
#define	AD3530R_BUFF_LEN(x)
#define	AD3530R_CRC_BUFF_LEN(x)
#define	AD3530R_CRC_INDEX(x)

Enumerations
enum	reg_set_offset {   AD3530R_31R_ID_NO_OFFSET = (uint32_t)0x0000 ,   AD3532R_ID_SET_1_OFFSET = (uint32_t)0x1000 ,   AD3532R_ID_SET_2_OFFSET = (uint32_t)0x3000 }
	AD353xr offset for register base addresses. More...

Functions
uint32_t	ad3530r_get_reg_addr (struct ad3530r_desc *desc, uint32_t addr, enum ad3530r_ch_sel ch_sel)
	Get adjusted register address based on the chip id selected.
int	ad3530r_update_interface_cfg (struct ad3530r_desc *desc, struct ad3530r_transfer_config *cfg)
	Updates the interface configuration.
int	ad3530r_reg_write (struct ad3530r_desc *desc, uint32_t reg_addr, uint16_t reg_val)
	Write into device register.
int	ad3530r_multiple_reg_write (struct ad3530r_desc *desc, uint32_t start_addr, uint8_t count, uint8_t *buff)
	Write multiple register's values.
int	ad3530r_reg_read (struct ad3530r_desc *desc, uint32_t reg_addr, uint16_t *reg_val)
	Read from device register.
int	ad3530r_multiple_reg_read (struct ad3530r_desc *desc, uint32_t addr, uint8_t count, uint8_t *buff)
	Read multiple register's values.
int	ad3530r_spi_write_mask (struct ad3530r_desc *desc, uint32_t addr, uint32_t mask, uint16_t val)
	SPI write to device using a mask.
int	ad3530r_set_reference (struct ad3530r_desc *desc, enum ad3530r_ch_vref_select reference_selector)
int	ad3530r_set_operating_mode (struct ad3530r_desc *desc, uint8_t chn_num, enum ad3530r_operating_mode chn_op_mode)
int	ad3530r_set_output_range (struct ad3530r_desc *desc, enum ad3530r_ch_output_range range_sel, enum ad3530r_ch_sel chan_sel)
int	ad3530r_set_crc_enable (struct ad3530r_desc *desc, bool en_di)
int	ad3532r_set_mux_out_grp_select (struct ad3530r_desc *desc, enum ad3532r_mux_out_grp_select grp_sel)
int	ad3530r_set_mux_out_select (struct ad3530r_desc *desc, enum ad3530r_mux_out_select mux_output_sel)
int	ad3530r_set_hw_ldac (struct ad3530r_desc *desc, uint16_t mask_hw_ldac)
int	ad3530r_set_sw_ldac (struct ad3530r_desc *desc, uint16_t mask_sw_ldac)
int	ad3530r_set_dac_value (struct ad3530r_desc *desc, uint16_t dac_value, uint8_t dac_channel, enum ad3530r_write_mode write_mode)
int	ad3530r_set_multidac_value (struct ad3530r_desc *desc, uint16_t dac_value, uint16_t dac_chn_mask, enum ad3530r_write_mode write_mode)
int	ad3530r_sw_ldac_trigger (struct ad3530r_desc *desc)
	Trigger the LDAC using software.
int	ad3530r_hw_ldac_trigger (struct ad3530r_desc *desc)
	Trigger the LDAC using hardware.
int	ad3530r_reset (struct ad3530r_desc *desc)
	Perform a hard/soft reset.
int	ad3530r_device_config (struct ad3530r_desc *desc, struct ad3530r_init_param *dev_param)
	Configures the device.
int	ad3530r_init (struct ad3530r_desc **desc, struct ad3530r_init_param *init_param)
	Initialize the device structure.
int	ad3530r_remove (struct ad3530r_desc *desc)
	Free the device descriptor.

Detailed Description

Author

Sai Kiran Gudla (Saiki.nosp@m.ran..nosp@m.Gudla.nosp@m.@ana.nosp@m.log.c.nosp@m.om)

Copyright (c) 2025-26 Analog Devices, Inc. SPDX-License-Identifier: BSD-3-Clause

Macro Definition Documentation

AD3530R_ADDR_INDEX

#define AD3530R_ADDR_INDEX

(

x

)

Value:

(x) ? 0 : 1

AD3530R_BUFF_LEN

#define AD3530R_BUFF_LEN

(

x

)

Value:

(x) ? 2 : 3

AD3530R_CRC_BUFF_LEN

#define AD3530R_CRC_BUFF_LEN

(

x

)

Value:

(x) ? 3 : 4

AD3530R_CRC_INDEX

#define AD3530R_CRC_INDEX

(

x

)

Value:

AD3530R_ADDR_INDEX(x) + 2

AD3530R_DATA_INDEX

#define AD3530R_DATA_INDEX

(

x

)

Value:

(x) ? 1 : 2

AD3530R_INSTR_LEN

#define AD3530R_INSTR_LEN

(

x

)

Value:

AD3530R_DATA_INDEX(x)

Enumeration Type Documentation

reg_set_offset

enum reg_set_offset

AD353xr offset for register base addresses.

Enumerator
AD3530R_31R_ID_NO_OFFSET
AD3532R_ID_SET_1_OFFSET
AD3532R_ID_SET_2_OFFSET

Function Documentation

ad3530r_device_config()

int ad3530r_device_config	(	struct ad3530r_desc *	desc,
		struct ad3530r_init_param *	dev_param )

Configures the device.

Parameters

desc	- The device structure to be initialized.
dev_param	- Configuration parameters for the device.

Returns

0 in case of success, negative error code otherwise.

ad3530r_get_reg_addr()

uint32_t ad3530r_get_reg_addr	(	struct ad3530r_desc *	desc,
		uint32_t	addr,
		enum ad3530r_ch_sel	ch_sel )

Get adjusted register address based on the chip id selected.

Parameters

desc	- The device structure.
addr	- The Base register address.
ch_sel	- Channel set selection. Available options: CH_0_TO_7, CH_8_TO_15

Returns

actual register address in case of success, negative error otherwise.

ad3530r_hw_ldac_trigger()

int ad3530r_hw_ldac_trigger

(

struct ad3530r_desc *

desc

)

Trigger the LDAC using hardware.

Parameters

desc	- The device structure.

Returns

0 in case of success, negative error code otherwise.

ad3530r_init()

int ad3530r_init	(	struct ad3530r_desc **	desc,
		struct ad3530r_init_param *	init_param )

Initialize the device structure.

Parameters

desc	- The device structure to be initialized.
init_param	- Initialization parameter for the device descriptor.

Returns

0 in case of success, negative error code otherwise.

ad3530r_multiple_reg_read()

int ad3530r_multiple_reg_read	(	struct ad3530r_desc *	desc,
		uint32_t	addr,
		uint8_t	count,
		uint8_t *	buff )

Read multiple register's values.

Parameters

desc	- The device structure.
addr	- Starting register address to read from.
count	- Number of bytes to read.
buff	- Buffer to store data.

Returns

0 in case of success, negative error otherwise.

ad3530r_multiple_reg_write()

int ad3530r_multiple_reg_write	(	struct ad3530r_desc *	desc,
		uint32_t	start_addr,
		uint8_t	count,
		uint8_t *	buff )

Write multiple register's values.

Parameters

desc	- The device structure.
start_addr	- Starting register address to write into.
count	- Number of bytes to write.
buff	- Buffer to write data from.

Returns

0 in case of success, negative error otherwise.

ad3530r_reg_read()

int ad3530r_reg_read	(	struct ad3530r_desc *	desc,
		uint32_t	reg_addr,
		uint16_t *	reg_val )

Read from device register.

Parameters

desc	- The device structure.
reg_addr	- The register's address.
reg_val	- The register's read value.

Returns

0 in case of success, negative error otherwise.

ad3530r_reg_write()

int ad3530r_reg_write	(	struct ad3530r_desc *	desc,
		uint32_t	reg_addr,
		uint16_t	reg_val )

Write into device register.

Parameters

desc	- The device structure.
reg_addr	- The register's address.
reg_val	- The register's value.

Returns

0 in case of success, negative error otherwise.

ad3530r_remove()

int ad3530r_remove

(

struct ad3530r_desc *

desc

)

Free the device descriptor.

Parameters

desc	- The device structure.

Returns

0 in case of success, negative error code otherwise.

ad3530r_reset()

int ad3530r_reset

(

struct ad3530r_desc *

desc

)

Perform a hard/soft reset.

Parameters

desc	- The device structure.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_crc_enable()

int ad3530r_set_crc_enable	(	struct ad3530r_desc *	desc,
		bool	en_di )

Configures the CRC selection bit .

Parameters

desc	- The device structure.
en_di	- boolean selection for crc bit.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_dac_value()

int ad3530r_set_dac_value	(	struct ad3530r_desc *	desc,
		uint16_t	dac_value,
		uint8_t	dac_channel,
		enum ad3530r_write_mode	write_mode )

Set dac value based on the user selected DAC update mode.

Parameters

desc	- The device structure.
dac_value	- value that will be set in the register.
dac_channel	- selected channel.
write_mode	- selected write mode.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_hw_ldac()

int ad3530r_set_hw_ldac	(	struct ad3530r_desc *	desc,
		uint16_t	mask_hw_ldac )

Set the hardware ldac configuration.

Parameters

desc	- The device structure.
mask_hw_ldac	- The array contains HW LDAC channel masks.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_multidac_value()

int ad3530r_set_multidac_value	(	struct ad3530r_desc *	desc,
		uint16_t	dac_value,
		uint16_t	dac_chn_mask,
		enum ad3530r_write_mode	write_mode )

Sets dac value for multiple channels.

Parameters

desc	- The device structure.
dac_value	- value that will be set in the register.
dac_chn_mask	- mask for selected channels.
write_mode	- selected write mode.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_mux_out_select()

int ad3530r_set_mux_out_select	(	struct ad3530r_desc *	desc,
		enum ad3530r_mux_out_select	mux_output_sel )

Set the multiplexer output select register.

Parameters

desc	- The device structure.
mux_output_sel	- signal to be monitored on the mux_out pin.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_operating_mode()

int ad3530r_set_operating_mode	(	struct ad3530r_desc *	desc,
		uint8_t	chn_num,
		enum ad3530r_operating_mode	chn_op_mode )

Set operating mode for each channel.

Parameters

desc	- The device structure.
chn_num	- Channel number to be configured.
chn_op_mode	- Operation mode to be set.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_output_range()

int ad3530r_set_output_range	(	struct ad3530r_desc *	desc,
		enum ad3530r_ch_output_range	range_sel,
		enum ad3530r_ch_sel	chan_sel )

Set output range for all channels.

Parameters

desc	- The device structure.
range_sel	- Output range to be selected.
chan_sel	- Channel group selection. Available options: CH_0_TO_7, CH_8_TO_15

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_reference()

int ad3530r_set_reference	(	struct ad3530r_desc *	desc,
		enum ad3530r_ch_vref_select	reference_selector )

Set reference configuration.

Parameters

desc	- The device structure.
reference_selector	- The reference to be selected.

Returns

0 in case of success, negative error code otherwise.

ad3530r_set_sw_ldac()

int ad3530r_set_sw_ldac	(	struct ad3530r_desc *	desc,
		uint16_t	mask_sw_ldac )

Set the software ldac configuration.

Parameters

desc	- The device structure.
mask_sw_ldac	- The array contains SW LDAC channel masks.

Returns

0 in case of success, negative error code otherwise.

ad3530r_spi_write_mask()

int ad3530r_spi_write_mask	(	struct ad3530r_desc *	desc,
		uint32_t	addr,
		uint32_t	mask,
		uint16_t	val )

SPI write to device using a mask.

Parameters

desc	- The device structure.
addr	- The register's address.
mask	- The mask for a specific register field.
val	- The register's value.

Returns

0 in case of success, negative error otherwise.

ad3530r_sw_ldac_trigger()

int ad3530r_sw_ldac_trigger

(

struct ad3530r_desc *

desc

)

Trigger the LDAC using software.

Parameters

desc	- The device structure.

Returns

0 in case of success, negative error code otherwise.

ad3530r_update_interface_cfg()

int ad3530r_update_interface_cfg	(	struct ad3530r_desc *	desc,
		struct ad3530r_transfer_config *	cfg )

Updates the interface configuration.

Parameters

desc	- The device structure.
cfg	- Updated interface configuration structure.

Returns

0 in case of success, negative error otherwise.

ad3532r_set_mux_out_grp_select()

int ad3532r_set_mux_out_grp_select	(	struct ad3530r_desc *	desc,
		enum ad3532r_mux_out_grp_select	grp_sel )

Set Mux out group select from the two groups for Ad3532R

Parameters

desc	- The device structure.
grp_sel	- Mux output group to be selected.

Returns

0 in case of success, negative error code otherwise.

Note

This function is only applicable for AD3532R. For AD3530R and AD3531R, it will return error code.