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| author | Dmitry V. Sokolov <ha@haqr.eu> | 2020-02-20 00:41:12 +0300 |
|---|---|---|
| committer | Dmitry V. Sokolov <ha@haqr.eu> | 2020-02-20 00:41:12 +0300 |
| commit | 94a3e7d788a4c682988c0d26f74e9fcb0f8c0541 (patch) | |
| tree | f4b25dc14524ea22754d49bd55693938c9c79be1 | |
| parent | d9bc2acda866065a0abc253a3d97d93a3dbde1b1 (diff) | |
fully populated motherboard photo
| -rw-r--r-- | README.md | 4 | ||||
| -rw-r--r-- | doc/penny_motherboard.jpg | bin | 0 -> 319594 bytes |
2 files changed, 4 insertions, 0 deletions
@@ -60,6 +60,10 @@ A safe option is to power Penny with 4 NiMH 1.2V rechargeable batteries, but I tried to run Penny with 4 standard alcaline batteries (6.4V in total) and it did not fry the brain. If you are going this way, I did warn you. It is at your own risk!** +Here is a photo of the motherboard fully populated (with an exception of IR led/phototransistors): + + + ### The proximity sensor Penny has two eyes, each one is composed of an infrared LED and a corresponding phototransistor. The LED emits infrared light; this light propagates through the air and once it hits an object it is reflected back towards the phototransistor. diff --git a/doc/penny_motherboard.jpg b/doc/penny_motherboard.jpg Binary files differnew file mode 100644 index 0000000..8a0b9aa --- /dev/null +++ b/doc/penny_motherboard.jpg |
