The STM32 is designed around the so called Blue Pill board, which has an STM32 ARM Cortex M3 microcontroller. It is an inexpensive, yet relatively fast at 72MHz, capable of offering performance comparable to many of the best commercial goto systems. It features all the base OnStep features, including a USB and WiFi interface, a focuser control option, PEC (periodic error correction), and limit sense.
vias that make assembly fairly quick.
Dave Schwartz's assembly instructions are HERE:
- Your name and address that the kit will be shipped to.
- Your email address.
- The Kit(s) you desire, that is Kit A, Kit B, or Kit C.
- The number of each Kits you want.
- Any special services or requirements desired.
All prices are exclusive of shipping. Shipping is based on our cost. There are no extra charges for customs forms or packaging. Unless otherwise specified by the buyer we use the least expensive method of shipping. In the U.S. that’s 1st Class parcel up to 15 ounces. Kit C currently $6. Priority Mail above 15 ounces. Internationally, USPS 1st class can be used up to 1.8Kgs. Kit C currently $18. Postage for envelopes heavier than 1 oz, over sized, or unusually shaped is based on the destination country’s price group.