Mipi Spmi Specification Pdf
The specification is maintained by the MIPI Alliance. Without the official , implementing a compliant device is virtually impossible because the timing diagrams, electrical characteristics, and command structures are strictly defined.
| Feature | MIPI SPMI | I2C | SMBus | PMBus | | :--- | :--- | :--- | :--- | :--- | | | 2 | 2 | 2 | 4 (with alert) | | Multi-master | Yes (collision detect) | No (requires arbitration) | No | No | | Target Devices | Up to 16 PMICs | Up to 128 | Up to 128 | Up to 100 | | Speed | Up to 26 MHz | Up to 5 MHz (fast mode plus) | Up to 1 MHz | Up to 1 MHz | | Power Optimized | Yes (sleep/dynamic clock) | No | Partial | No | | Primary Use Case | CPU to PMIC | Sensors, EEPROM | Battery management | Power supplies | mipi spmi specification pdf
No. SPMI is for power management devices. Use I2C for sensors, audio codecs, and touch controllers. The specification is maintained by the MIPI Alliance
The official specification is . Proper access methods: SPMI is for power management devices
The SPMI bus consists of two wires:
🔗 The official PDF is available for download (free registration required for MIPI members/alliance) directly from the [MIPI Alliance website].