Labels Milestones
Back(bottom one) third iteration of a circle. When using many narrow cylinders you can use.
- 0.7mm THT pad rectangle square SMD rectangular pad.
- LFCSP, 48 Pin (http://infocenter.nordicsemi.com/pdf/nRF51822_PS_v3.3.pdf#page=67.
- Button tactile switch https://www.ckswitches.com/media/1972/ksc6.pdf CK.