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  2. JTAG - Wikipedia

    en.wikipedia.org/wiki/JTAG

    JTAG (named after the Joint Test Action Group which codified it) is an industry standard for verifying designs of and testing printed circuit boards after manufacture.. JTAG implements standards for on-chip instrumentation in electronic design automation (EDA) as a complementary tool to digital simulation. [1]

  3. Reference designator - Wikipedia

    en.wikipedia.org/wiki/Reference_designator

    1A1A44J5 - Unit 1, Assembly 1, Sub-Assembly 44, Jack 5 (J5 is a connector on a box referenced as A44) 1A1A45J333 - Unit 1, Assembly 1, Sub-Assembly 45, Jack 333 (J333 is a connector on a box referenced as A45) A cable connecting these two might be: 1A1W35 - In the assembly A1 is a cable called W35. Connectors on this cable would be designated:

  4. STM32 - Wikipedia

    en.wikipedia.org/wiki/STM32

    STM32F103VGT6 die STM32F103 IC. The STM32 is the third ARM family by STMicroelectronics. It follows their earlier STR9 family based on the ARM9E core, [36] and STR7 family based on the ARM7TDMI core. [37]

  5. DIN 72552 - Wikipedia

    en.wikipedia.org/wiki/DIN_72552

    Download QR code; Print/export ... DIN 72552 is a DIN standard for labeling the electric terminals in automotive wiring. The most frequently used labels are listed in ...

  6. EAGLE (program) - Wikipedia

    en.wikipedia.org/wiki/Eagle_(program)

    Many of these companies offer EAGLE part libraries [24] which define schematic shapes, pinouts, and part sizes to allow for correct layout in the PCB layout editor. Other popular libraries include Adafruit , [ 25 ] Arduino , [ 26 ] SnapEDA, [ 27 ] and Dangerous Prototypes, [ 28 ] element14 (a subsidiary of Farnell, former owners of CadSoft ...

  7. Tube socket - Wikipedia

    en.wikipedia.org/wiki/Tube_socket

    Octal bases, as defined in IEC 60067, [10] diagram IEC 67-I-5a, have a 45-degree angle between pins, which form a 17.45 mm (11 ⁄ 16 in) diameter circle around a 7.82 mm (5 ⁄ 16 in) diameter keyed post (sometimes called a spigot) in the center. Octal sockets were designed to accept octal tubes, the rib in the keyed post fitting an indexing ...

  8. D-subminiature - Wikipedia

    en.wikipedia.org/wiki/D-subminiature

    Comprehensive DB-25 wiring diagrams: Tascam, Apple, SCSI, etc. "Pinouts by Connector". Pinouts. A list of common computer connectors, including most D-sub. "9 pin D-SUB female connector diagram and applications". Pinouts. Archived from the original on 2007-09-01 Devices with DE-9 connectors. "D-sub 9 Connector Pinout".

  9. Circuit diagram - Wikipedia

    en.wikipedia.org/wiki/Circuit_diagram

    A circuit diagram (or: wiring diagram, electrical diagram, elementary diagram, electronic schematic) is a graphical representation of an electrical circuit. A pictorial circuit diagram uses simple images of components, while a schematic diagram shows the components and interconnections of the circuit using standardized symbolic representations.