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BackFootprint, http://www.telit.com/fileadmin/user_upload/products/Downloads/3G/Telit_UL865_Hardware_User_Guide_r8.pdf ublox Sara GSM/HSPA modem, https://www.u-blox.com/sites/default/files/SARA-G3-U2_SysIntegrManual_%28UBX-13000995%29.pdf, pag.162 ublox SARA-G3 SARA-U2 GSM HSPA Footprint for Mini-Circuits case CD542 (https://ww2.minicircuits.com/case_style/CD542.pdf) using land-pattern PL-049, including GND-connections and vias (https://ww2.minicircuits.com/pcb/98-pl049.pdf Ai Thinker Ra-01 LoRa module wireless zigbee 802.15.4 flash crypto ATSAMR21G18 AT45DB041E TECC508A U.Fi Class 4 Bluetooth Module with on-board antenna Bluetooth Dual-mode module with lots of analog drum voices; based heavily on Moritz Klein's work, but with buffering between (some) stages. Needs a TLC7524/AD7524 (a simple DAC that's still sorta analog) and a 13-roll, but when starting they only play the 4th repetition. BSD: H h (optional ghost notes during swung section Samba reggae 2 'lite': MS1: * <- Play * every other measure MS5: RLRLR-- RLRLR-- <- it's a simple manual EG ~$7 in parts, depending on PCB Checkpoint after fixes but before shrinking boards 007cc05932dfa23f85127799f5505afc7b25772e Stuff all teh scad files in Stuff all teh scad files in 2a5bb74bbd0830b4c30d8004e4cdd9ae79e21770 Update Schematics/schematic_bugs_v1.md Schematics/schematic_bugs_v1.md | 1 | Conn_01x10 | Pin header, 2.54 mm, 1x7 Pin socket, 2.54 mm, 1x10 | | Tayda | A-559 | | J7 | 1 | ICM7555xP | CMOS General Purpose Timer, 555 compatible, PDIP-8"/>