Mipi Spmi Specification Pdf · Hot
The is a standardized, high-speed, two-wire serial interface designed to facilitate efficient communication between a System-on-Chip (SoC) and power management integrated circuits (PMICs). It was developed by the MIPI Alliance to replace legacy point-to-point interfaces, significantly reducing pin count and board complexity in mobile and portable devices.
| Version | Year | Key Features | | :--- | :--- | :--- | | v1.0 | 2011 | Initial release; 4 slave devices; 16 MHz max. | | v1.1 | 2013 | Added extended register addressing (16-bit). | | v2.0 | 2016 | Major overhaul: 16 slaves, 26 MHz, extended commands, peripheral ID discovery. | | v2.1 | 2018 | Errata and clarity on multi-master arbitration. | | v2.2 | 2020 | Added support for optional CRC, low-power discovery. | mipi spmi specification pdf
No, unless you are a MIPI member. Individual purchase costs several hundred dollars. However, the MIPI Alliance offers a "Register to Download" option for some public specifications, but SPMI typically requires a paid license. The is a standardized, high-speed, two-wire serial interface
| Your Role | Best Approach | |-----------|----------------| | Student / hobbyist | Use public summaries + open-source implementations (e.g., Linux kernel drivers/spmi/ ) | | Professional designer | Company joins MIPI ($5k–$15k/year) → full spec access | | Contractor | Ask client to provide spec under NDA | | | v1
