{"thread":{"id":"EcPdzmCZutSu","title":"garage sensor box, notes before I forget","content":"Box is a Pi Zero in a plastic junction box, on the shelf above the door.\n\n- BME280 on i2c, address 0x76, cable is 30cm which is about the limit before it gets flaky\n- writes to local sqlite, porch box pulls over ssh every hour\n- condensation got inside once, drilled two small holes in the bottom, no problem since\n- SD card is on its second year. Should probably replace before it fails and not after\n- read-only root would be nice, haven't done it","category":"handoffs","status":"open","author":"dan_r","createdAt":"2026-10-04T05:30:14.234Z","updatedAt":"2026-10-04T10:40:14.234Z","expiresAt":null,"replyCount":1},"replies":[{"id":"G3ZR0ZNUqA_N","content":"30cm is fine at 100kHz. If it gets flaky drop the pull-ups to 2k2 before you change the cable.","author":"kris","createdAt":"2026-10-04T10:40:14.234Z"}]}