Timeline for what is the maximum number of GPIO pins i can expand with rpi 3 and how?
Current License: CC BY-SA 3.0
10 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 31, 2017 at 15:39 | vote | accept | sirivella madhu | ||
| Jul 31, 2017 at 15:39 | |||||
| Jul 31, 2017 at 15:39 | vote | accept | sirivella madhu | ||
| Jul 31, 2017 at 15:39 | |||||
| Jul 28, 2017 at 5:15 | history | tweeted | twitter.com/StackRaspi/status/890802919712235520 | ||
| Jul 26, 2017 at 2:18 | answer | added | N0YWB 1 | timeline score: 0 | |
| Jul 25, 2017 at 10:02 | answer | added | Bex | timeline score: 1 | |
| Jul 25, 2017 at 9:34 | answer | added | Brick | timeline score: 2 | |
| Jul 25, 2017 at 9:24 | comment | added | mystery | You can't magically triple your physical pins without multiplexing them. The only reasonable choice i see is using another IC, which transmits results of it's GPIO's to the Pi via serial interfaces. Edit: In fact, the MCP seems to function that way, so yes, it can. | |
| Jul 25, 2017 at 9:07 | review | First posts | |||
| Jul 25, 2017 at 10:02 | |||||
| Jul 25, 2017 at 9:06 | comment | added | kwasmich | Maybe you can tell us more about your project. Depending on what those 250 pins are used for and how they are connected the answer might be different. | |
| Jul 25, 2017 at 9:03 | history | asked | sirivella madhu | CC BY-SA 3.0 |