![]() ![]() So the only way to resolve it was to reset the fuses, and program the correct fuse setting to remove the reset pin function. The simple test is to program the blink porgram into it, then using a 220 ohm resistor, connect pin P5 to ground, and the blinking will stop for 5 secs, while it restarts. ![]() These clones I purchased have the bootloader programmed, but the reset pin remains as a reset. Since two pins are already in use for the USB and are either held high, or dragged down by a 3v6 zener, it meant I needed to be very careful about what was where, which is why that extra pin is so useful. Hence these suited my physical need, but it turns out the electrical spec was something else. The clones have a micro USB connector, which suited my project, while the proper Digispark have the USB plug as part of the board design.įor my application, I wanted something that you could plug into and hide the cable underneath. The reset pin has been disabled via the fuse setting, and therefore becomes a normal I/O pin. When Erik created the Digispark, he wanted to use all 6 pins of the ATTiny85 for I/O.īecause there is a bootloader, you can program them as per any other Arduino (slight differences but essentally the same), rather than having to use an ISP programmer. The other week I was playing with a Digispark clone, and it turns out that the suppliers have not programmed them correctly. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |