Compact ESP32 Controller
A compact controller board integrating an ESP32-WROOM-32E, coin-cell RTC, piezo buzzer, two buttons and screw-terminal field interfaces.
Status: Built
Electronics Prototype & Production Handoff Support
Prepare the design, documentation and validation plan for a more controlled transition from engineering files to physical hardware.
Problems this service addresses
- Manufacturing files are incomplete or inconsistent
- A prototype needs a structured bring-up plan
- Supplier questions are delaying assembly
- The design needs a controlled revision before another build
Who this service is for
- Product teams approaching their first PCB build
- Engineering teams preparing a revision
- PCB assemblers supporting incomplete customer packages
- SMEs coordinating external suppliers
Possible engineering scope and deliverables
- BOM and component-readiness review
- Gerber, drill and pick-and-place review
- Assembly drawings and production notes
- DFM observations
- Bring-up and measurement plan
- Supplier technical coordination
- Revision package support
Information needed to begin
- Editable PCB source files and BOM
- Assembler capabilities or quotation feedback
- Known prototype risks and acceptance criteria
- Mechanical and test constraints
Engineering process
- Audit the design package
- Resolve manufacturing and sourcing questions
- Prepare controlled outputs
- Support fabrication and assembly queries
- Record bring-up evidence and revision needs
Related project evidence
Triple Buck Converter Module
A custom module arranging three independent adjustable buck-converter stages with accessible screw-terminal input and output connections.
Status: Assembled
Important project risks
- Production readiness cannot be established from files alone; prototype evidence matters.
- Supplier substitutions require engineering review.
- Compliance, certification and production test fixtures are separate unless explicitly scoped.
Frequently asked questions
Can you send files directly to a manufacturer?
Supplier coordination can be included, but release authority, commercial terms and the selected manufacturer remain the customer’s responsibility unless agreed otherwise.
Do you provide production testing?
A production-test approach can be scoped. Fixtures, certification and volume test operations require separate definition.
Can you review a BOM for availability?
Yes. Availability, lifecycle and substitution risk can be reviewed at a point in time, but supply conditions continue to change.
Discuss prototype & production support with Bloom Electronic