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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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UM1871 датащи(PDF) 33 Page - STMicroelectronics |
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UM1871 датащи(HTML) 33 Page - STMicroelectronics |
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33 / 64 page  DocID027604 Rev 3 33/64 UM1871 Connectors 63 Figure 11. USB type B connector CN16 3.8 Audio jack CN22 and CN23 A 3.5mm Stereo audio jack CN22 and CN23 are connected to audio DAC and ADC is available on STM32446E-EVAL board. 3.9 ST-LINK/V2-1 programming connector CN18 The connector CN18 is used only for embedded ST-LINK/V2-1 programming during board manufacturing. It is not populated by default and not for end user. 3.10 Power connector CN20 STM32446E-EVAL evaluation board can be powered from a DC 5V power supply via the external power supply jack (CN20) shown in Figure 10: RS232 connector CN25 (front view). The central pin of CN20 must be positive. Table 21. USB type B connector CN16 Pin number Description Pin number Description 1 VBUS_STLINK (power) 4 GND 2 STL_USB_DM 5,6 Shield 3 STL_USB_DP - - |
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