feat: add Arduino Uno R4 WiFi board

- LED matrix doorbell display with scrolling text
- Non-blocking HTTP poll state machine for ntfy.sh
- Ticker tape pressure gauge (12 cols, 3-min window, PWM decay)
- Unix timestamp message filtering (readyTime after NTP sync)
- BUILTIN LED sine-wave brightness heartbeat
- Pending: remove backup file before merge
This commit is contained in:
2026-05-29 20:17:47 -07:00
parent 6f9d2912d3
commit 3af958b69f
4 changed files with 729 additions and 0 deletions
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FQBN=arduino:renesas_uno:unor4wifi
PORT=/dev/ttyACM0
LIBS=""
OPTS="-DDEBUG_MODE"