Mipi Spmi Specification Pdf Jun 2026

Smartwatches rely on SPMI to squeeze every minute out of small batteries by shutting down sub-systems with extreme precision. Automotive Systems

SPMI supports a wide array of command classes designed for varying speeds and data volumes: Command Class Description Data Payload Standard 8-bit register access for quick updates. Extended Register Write/Read mipi spmi specification pdf

The SPMI specification defines a bidirectional serial bus consisting of two signal lines: Smartwatches rely on SPMI to squeeze every minute

Supports up to 4 Masters (e.g., application processors or modem ICs) and 16 Slaves (e.g., PMICs or voltage regulators) on a single bus. Speed Classes: Low Speed (LS): 32 kHz to 15 MHz. High Speed (HS): 32 kHz to 26 MHz. mipi spmi specification pdf