Labels Milestones
BackST WLCSP-64, ST die ID 450, 4.96x4.64mm, 156 Ball, 13x12 Layout, 0.35mm Pitch, https://www.onsemi.com/pdf/datasheet/ncp163-d.pdf#page=23 6pin Pitch 0.4mm.
- St bluetooth Taiyo Yuden NRF51822 Module Bluetooth https://www.yuden.co.jp/wireless_module/document/datareport2/en/TY_BLE_EYSGJNZ_DataReport_V1_9_20180530E.pdf.
- Fixation, diagonal, Heatsink, 62 x 40mm, 2x 3mm.