Mercurial > code > home > repos > micro
comparison air-quality/hw.md @ 20:ec7e7d2c763f
aq sync and refactors; start hw.md
| author | drewp@bigasterisk.com |
|---|---|
| date | Tue, 13 Aug 2024 22:38:39 -0700 |
| parents | |
| children |
comparison
equal
deleted
inserted
replaced
| 19:075b7e4854ba | 20:ec7e7d2c763f |
|---|---|
| 1 # https://cdn.shopifycdn.net/s/files/1/0617/7190/7253/files/T-display-pin-diagram_1024x1024.jpg | |
| 2 | |
| 3 # https://www.aqmd.gov/docs/default-source/aq-spec/resources-page/plantower-pms5003-manual_v2-3.pdf | |
| 4 | |
| 5 | |
| 6 # pms pin 1 (blk) to 5V | |
| 7 # pms pin 2 (red) to gnd NEXT TO ESP PIN 12!! | |
| 8 # pms pin 3 (blk) NC | |
| 9 # original setup | |
| 10 # GPIO13/RXD2 num 16 = pms tx (pin 5 blk) | |
| 11 # GPIO15/TXD2 num 17 = pms rx (pin 4 red) | |
| 12 # or on T-Display ESP32, | |
| 13 # pms tx pin 5 to esp 13 | |
| 14 # pms rx pin 4 tp esp 17 | |
| 15 # led strip: +5/gnd like pms; DIN to esp 27 |