Cjs02-qc18w-v1.3

The release of marks a significant iterative update over the previous v1.2 branch. While the "Cjs02" hardware chassis remains largely unchanged, the v1.3 firmware revision focuses heavily on protocol stability for the "qc18w" communication layer. This version addresses critical latency issues found in v1.2 but introduces a new set of constraints regarding legacy peripheral support.

| Version | Date | Author | Changes | |---------|------|--------|---------| | 1.3 | [dd-mmm-yyyy] | [Name] | Updated tolerance range; added escalation matrix; revised report template | Cjs02-qc18w-v1.3

: The specific hardware revision. Manufacturers update these versions to fix bugs, improve heat dissipation, or update the "smart protect IC" that prevents overcharging and short circuits. 📖 The "Story" of the Module The release of marks a significant iterative update

(5V Low Dropout Regulator). This is a common failure point that can cause the device to stop charging or powering on. Main Control IC (U12): | Version | Date | Author | Changes

A 20-pin SSOP20 package chip. This chip is often "unmarked" (no laser etching), making it difficult to source a direct replacement without a donor board. It typically handles the charging logic and cell management. Charging Ports: The board features