main board: [](https://i.publiclab.org/system/images/photos/000/005/086/original/riffle-ito.JPG) ftdi closeup: [](https://i.publiclab.org/system/images/photos/000/005/087/original/ftdi-closeup.JPG) sd closeup: [](https://i.publiclab.org/system/images/photos/000/005/088/original/sd_closeup.JPG) back of board pins: [](https://i.publiclab.org/system/images/photos/000/005/090/original/back-of-board-pins.JPG) back of board RTC: [](https://i.publiclab.org/system/images/photos/000/005/089/original/back-of-board-RTC.JPG) sd card package: [](https://i.publiclab.org/system/images/photos/000/005/091/original/sd-card-package.JPG) sd card insert-1: [](https://i.publiclab.org/system/images/photos/000/005/092/original/sd-card-insert-1.JPG) sd card insert 2: [](https://i.publiclab.org/system/images/photos/000/005/093/original/sd-card-insert-2.JPG) programming via ftdi: [](https://i.publiclab.org/system/images/photos/000/005/094/original/ftdi-cable.JPG) dht22 sensor: [](https://i.publiclab.org/system/images/photos/000/005/095/original/dht22.JPG) arduino code in a gist: https://gist.github.com/dwblair/93f9ad4133f2669f078f [](https://i.publiclab.org/system/images/photos/000/005/097/original/dht22test.png) https://docs.google.com/spreadsheets/d/18x77nrSZzmPxefm5J0wcHc9JaUXAifCBNPG-w7BFIaA/edit#gid=502109104 [](https://i.publiclab.org/system/images/photos/000/005/444/original/Riffleito_DHT22_20140722.png) ...