Low power consumption design techniques to achieve year-long battery operation with CR2032.
This is a comprehensive guide that systematically explains all seven modes of the STM32L4: Run/Sleep/Stop 0/1/2/Standby/Shutdown, based on the official application notes. It covers the usage of the HAL API, wake-up design, lifetime estimation with CR2032, and six common pitfalls encountered in practice. For more details, please refer to the technical column in the related links.
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basic information
【Technical Elements】 - STM32L4 - Run/Sleep/Stop 0/1/2/Standby/Shutdown, a total of 7 modes - HAL API - Wake-up design - CR2032 lifespan estimation 【Category】Embedded / Low Power Consumption *For more details, please refer to the technical column in the related links.
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【Intended Use】 - Battery-powered IoT and sensor devices - Embedded devices requiring long lifespan and low power consumption - Products powered by coin batteries such as CR2032 【Examples of Achievements】 - Long lifespan design utilizing the low power mode of STM32L4
Company information
Technosphere Co., Ltd. is a system development company based in Osaka that tackles customer challenges in advanced technology areas such as AI, IoT, and web system development. Since its founding in 2021, the company has leveraged a flat team structure to achieve a flexible and speedy development style. We are engaged in solutions that directly address social issues, such as image inspection AI and smart factory support systems.
