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projects: eval-adg1736: Add project for EVAL-ADG1736
Add no-OS project for the EVAL-ADG1736 evaluation board with MAX32655FTHR platform support. The project tests the ADG1736 dual SPDT analog switch routing using GPIO signals. Signed-off-by: Alexandru Vasile Popa <Alexandruvasile.Popa@analog.com>
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‎projects/eval-adg1736/Makefile‎

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EXAMPLE ?= basic
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include ../../tools/scripts/generic_variables.mk
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include ../../tools/scripts/examples.mk
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include src.mk
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include ../../tools/scripts/generic.mk

‎projects/eval-adg1736/builds.json‎

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{
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"maxim": {
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"basic_example": {
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"flags": "EXAMPLE=basic TARGET=max32655"
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}
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}
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}

‎projects/eval-adg1736/src.mk‎

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NO_OS_INC_DIRS += $(INCLUDE) \
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$(DRIVERS)/switch/adg1736
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SRCS += $(DRIVERS)/api/no_os_gpio.c \
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$(DRIVERS)/api/no_os_irq.c \
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$(DRIVERS)/api/no_os_uart.c \
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$(DRIVERS)/api/no_os_dma.c \
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$(NO-OS)/util/no_os_lf256fifo.c \
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$(NO-OS)/util/no_os_util.c \
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$(NO-OS)/util/no_os_alloc.c \
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$(NO-OS)/util/no_os_mutex.c \
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$(NO-OS)/util/no_os_list.c
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SRCS += $(DRIVERS)/switch/adg1736/adg1736.c

‎projects/eval-adg1736/src/common/common_data.c‎

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/***************************************************************************//**
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* @file common_data.c
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* @brief Defines common data to be used by eval-adg1736 project.
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* @author Alexandru Vasile Popa (Alexandruvasile.Popa@analog.com)
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********************************************************************************
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* Copyright 2026(c) Analog Devices, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of Analog Devices, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************/
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#include "common_data.h"
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struct no_os_uart_init_param adg1736_uart_ip = {
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.device_id = UART_DEVICE_ID,
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.baud_rate = UART_BAUDRATE,
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.size = NO_OS_UART_CS_8,
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.parity = NO_OS_UART_PAR_NO,
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.stop = NO_OS_UART_STOP_1_BIT,
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.platform_ops = UART_OPS,
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.extra = UART_EXTRA,
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};
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static struct no_os_gpio_init_param gpio_en_ip = {
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.port = GPIO_EN_PORT,
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.number = GPIO_EN_PIN,
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.pull = NO_OS_PULL_NONE,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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};
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struct adg1736_init_param adg1736_ip = {
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.type = ADG1736,
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.gpio_in1 = {
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.port = GPIO_IN1_PORT,
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.number = GPIO_IN1_PIN,
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.pull = NO_OS_PULL_NONE,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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},
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.gpio_in2 = {
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.port = GPIO_IN2_PORT,
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.number = GPIO_IN2_PIN,
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.pull = NO_OS_PULL_NONE,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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},
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.gpio_en = &gpio_en_ip,
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};
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/* LEDs */
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struct no_os_gpio_init_param led_red_ip = {
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.port = LED_RED_PORT,
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.number = LED_RED_PIN,
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.pull = NO_OS_PULL_NONE,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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};
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struct no_os_gpio_init_param led_green_ip = {
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.port = LED_GREEN_PORT,
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.number = LED_GREEN_PIN,
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.pull = NO_OS_PULL_NONE,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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};
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/* Test signal GPIOs */
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struct no_os_gpio_init_param gpio_d_ip = {
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.port = GPIO_D_PORT,
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.number = GPIO_D_PIN,
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.pull = NO_OS_PULL_NONE,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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};
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struct no_os_gpio_init_param gpio_s_ip = {
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.port = GPIO_S_PORT,
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.number = GPIO_S_PIN,
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.pull = NO_OS_PULL_DOWN,
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.platform_ops = GPIO_OPS,
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.extra = GPIO_EXTRA,
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};

‎projects/eval-adg1736/src/common/common_data.h‎

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/***************************************************************************//**
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* @file common_data.h
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* @brief Defines common data to be used by eval-adg1736 project.
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* @author Alexandru Vasile Popa (Alexandruvasile.Popa@analog.com)
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********************************************************************************
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* Copyright 2026(c) Analog Devices, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of Analog Devices, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
20+
* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. "AS IS" AND ANY EXPRESS OR
23+
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24+
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
25+
* EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27+
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
28+
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************/
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#ifndef __COMMON_DATA_H__
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#define __COMMON_DATA_H__
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#include "parameters.h"
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#include "no_os_uart.h"
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#include "no_os_gpio.h"
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#include "adg1736.h"
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extern struct no_os_uart_init_param adg1736_uart_ip;
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extern struct adg1736_init_param adg1736_ip;
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/* LEDs */
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extern struct no_os_gpio_init_param led_red_ip;
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extern struct no_os_gpio_init_param led_green_ip;
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/* Test signals */
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extern struct no_os_gpio_init_param gpio_d_ip;
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extern struct no_os_gpio_init_param gpio_s_ip;
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#endif /* __COMMON_DATA_H__ */

‎projects/eval-adg1736/src/examples/basic/basic_example.c‎

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/***************************************************************************//**
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* @file basic_example.c
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* @brief Basic example source file for eval-adg1736 project.
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* @author Alexandru Vasile Popa (Alexandruvasile.Popa@analog.com)
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********************************************************************************
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* Copyright 2026(c) Analog Devices, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of Analog Devices, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
20+
* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. "AS IS" AND ANY EXPRESS OR
23+
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24+
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************/
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#include "common_data.h"
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#include "no_os_delay.h"
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#include "no_os_print_log.h"
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#include "no_os_gpio.h"
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#include "adg1736.h"
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int example_main(void)
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{
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struct adg1736_dev *dev;
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struct no_os_uart_desc *uart;
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struct no_os_gpio_desc *led_green, *led_red;
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struct no_os_gpio_desc *gpio_d, *gpio_s;
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enum adg1736_state target_state;
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enum adg1736_switch test_sw;
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uint8_t s_val;
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int pass;
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int ret;
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ret = no_os_uart_init(&uart, &adg1736_uart_ip);
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if (ret)
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return ret;
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no_os_uart_stdio(uart);
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pr_info("\r\n=== ADG1736 Switch Test ===\r\n");
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pr_info("Testing SW%d, %s side\r\n", TEST_SWITCH + 1,
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TEST_SIDE == 0 ? "A" : "B");
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pr_info("Pins: IN=P1.6, EN=P1.7, D=P1.8, S=P1.9\r\n\r\n");
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/* Initialize LEDs */
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ret = no_os_gpio_get(&led_green, &led_green_ip);
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if (ret)
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goto err_uart;
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ret = no_os_gpio_direction_output(led_green, NO_OS_GPIO_HIGH);
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if (ret)
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goto err_led_green;
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ret = no_os_gpio_get(&led_red, &led_red_ip);
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if (ret)
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goto err_led_green;
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ret = no_os_gpio_direction_output(led_red, NO_OS_GPIO_HIGH);
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if (ret)
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goto err_led_red;
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/* Initialize test GPIOs */
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ret = no_os_gpio_get(&gpio_d, &gpio_d_ip);
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if (ret)
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goto err_led_red;
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ret = no_os_gpio_direction_output(gpio_d, NO_OS_GPIO_HIGH);
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if (ret)
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goto err_d;
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ret = no_os_gpio_get(&gpio_s, &gpio_s_ip);
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if (ret)
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goto err_d;
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ret = no_os_gpio_direction_input(gpio_s);
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if (ret)
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goto err_s;
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/* Initialize ADG1736 driver */
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ret = adg1736_init(&dev, &adg1736_ip);
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if (ret)
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goto err_s;
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/* Determine target state and switch based on TEST_SIDE and TEST_SWITCH */
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target_state = (TEST_SIDE == 0) ? ADG1736_CONNECT_A : ADG1736_CONNECT_B;
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test_sw = (TEST_SWITCH == 0) ? ADG1736_SW1 : ADG1736_SW2;
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pr_info("Running continuous test...\r\n\r\n");
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while (1) {
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/* Test 1: Set to target position, S should see D (HIGH) */
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ret = adg1736_set_switch_state(dev, test_sw, target_state);
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if (ret)
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break;
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no_os_mdelay(10);
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ret = no_os_gpio_get_value(gpio_s, &s_val);
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if (ret)
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break;
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pr_info("IN->%c: S=%d (expect 1) %s\r\n",
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TEST_SIDE == 0 ? 'A' : 'B',
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s_val, s_val == 1 ? "[PASS]" : "[FAIL]");
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pass = (s_val == 1);
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no_os_mdelay(1000);
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/* Test 2: Set to opposite position, S should be disconnected */
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ret = adg1736_set_switch_state(dev, test_sw,
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target_state == ADG1736_CONNECT_A ?
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ADG1736_CONNECT_B : ADG1736_CONNECT_A);
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if (ret)
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break;
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no_os_mdelay(10);
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ret = no_os_gpio_get_value(gpio_s, &s_val);
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if (ret)
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break;
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pr_info("IN->%c: S=%d (expect 0) %s\r\n",
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TEST_SIDE == 0 ? 'B' : 'A',
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s_val, s_val == 0 ? "[PASS]" : "[FAIL]");
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pass = pass && (s_val == 0);
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/* Update LEDs */
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if (pass) {
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no_os_gpio_set_value(led_green, NO_OS_GPIO_LOW);
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no_os_gpio_set_value(led_red, NO_OS_GPIO_HIGH);
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pr_info("=== PASS ===\r\n\r\n");
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} else {
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no_os_gpio_set_value(led_green, NO_OS_GPIO_HIGH);
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no_os_gpio_set_value(led_red, NO_OS_GPIO_LOW);
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pr_info("=== FAIL ===\r\n\r\n");
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}
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no_os_mdelay(2000);
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}
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adg1736_remove(dev);
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err_s:
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no_os_gpio_remove(gpio_s);
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err_d:
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no_os_gpio_remove(gpio_d);
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err_led_red:
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no_os_gpio_remove(led_red);
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err_led_green:
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no_os_gpio_remove(led_green);
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err_uart:
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no_os_uart_remove(uart);
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return ret;
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}

‎projects/eval-adg1736/src/platform/maxim/main.c‎

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/***************************************************************************//**
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* @file main.c
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* @brief Main file for eval-adg1736 project.
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* @author Alexandru Vasile Popa (Alexandruvasile.Popa@analog.com)
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********************************************************************************
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* Copyright 2026(c) Analog Devices, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
9+
* modification, are permitted provided that the following conditions are met:
10+
*
11+
* 1. Redistributions of source code must retain the above copyright notice,
12+
* this list of conditions and the following disclaimer.
13+
*
14+
* 2. Redistributions in binary form must reproduce the above copyright notice,
15+
* this list of conditions and the following disclaimer in the documentation
16+
* and/or other materials provided with the distribution.
17+
*
18+
* 3. Neither the name of Analog Devices, Inc. nor the names of its
19+
* contributors may be used to endorse or promote products derived from this
20+
* software without specific prior written permission.
21+
*
22+
* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. "AS IS" AND ANY EXPRESS OR
23+
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24+
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
25+
* EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT,
26+
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27+
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
28+
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29+
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30+
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
31+
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32+
*******************************************************************************/
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extern int example_main(void);
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int main(void)
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{
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return example_main();
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}

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