REQ-050 — LoRa Transceiver Presence
approved · Functional · Approved by demo
Statement
The SX1276 LoRa 868 MHz transceiver shall be accessible over SPI and respond to register reads. An SMA connector with 50 Ω matched trace shall be provided for antenna connection.
Acceptance Criteria
SX1276 register read via SPI returns expected device ID; SMA connector present on PCB.
Linked Test Cases
| Code | Title | Status |
|---|---|---|
TC-L-05 |
LORA_RESETn pin state and boot pulse | open |
TC-L-08 |
SX1276 QFN28 solder joint and thermal pad inspection | open |
TC-L-09 |
DIO0 (IO5) passive state check | open |
TC-L-07 |
RF output matching network — component population and solder quality | open |
TC-L-01 |
SX1276 DIO0 interrupt routing | open |
TC-L-00 |
SX1276 SPI comms and register read | pass |
Sign-offs
| Stage | Signed by | Role | When | Attestation |
|---|---|---|---|---|
| approved | demo | — | 2026-06-05 06:42 | — |