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ST72321BARx датащи(PDF) 12 Page - STMicroelectronics |
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ST72321BARx датащи(HTML) 12 Page - STMicroelectronics |
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12 / 187 page ![]() ST72321BRx, ST72321BARx ST72321BJx, ST72321BKx 12/187 23 - - VDD_3 S Digital Main Supply Voltage 24 - - VSS_3 S Digital Ground Voltage 25 15 3 PF0/MCO/AIN8 I/O CT X ei1 X X X Port F0 Main clock out (fOSC/2) ADC Ana- log Input 8 26 16 4 PF1 (HS)/BEEP I/O CT HS X ei1 X X Port F1 Beep signal output 27 17 - PF2 (HS) I/O CT HS X ei1 X X Port F2 28 - - PF3/OCMP2_A/AIN9 I/O CT X XX X X Port F3 Timer A Out- put Compare 2 ADC Ana- log Input 9 29 18 5 PF4/OCMP1_A/ AIN10 I/O CT X XX X X Port F4 Timer A Out- put Compare 1 ADC Ana- log Input 10 30 - - PF5/ICAP2_A/AIN11 I/O CT X XX X X Port F5 Timer A Input Capture 2 ADC Ana- log Input 11 31 19 6 PF6 (HS)/ICAP1_A I/O CT HS X X X X Port F6 Timer A Input Capture 1 32 20 7 PF7 (HS)/EXTCLK_A I/O CT HS X XX X Port F7 Timer A External Clock Source 33 21 - VDD_0 S Digital Main Supply Voltage 34 22 - VSS_0 S Digital Ground Voltage 35 23 8 PC0/OCMP2_B/ AIN12 I/O CT X XX X X Port C0 Timer B Out- put Compare 2 ADC Ana- log Input 12 36 24 9 PC1/OCMP1_B/ AIN13 I/O CT X XX X X Port C1 Timer B Out- put Compare 1 ADC Ana- log Input 13 37 25 10 PC2 (HS)/ICAP2_B I/O CT HS X X X X Port C2 Timer B Input Capture 2 38 26 11 PC3 (HS)/ICAP1_B I/O CT HS X X X X Port C3 Timer B Input Capture 1 39 27 12 PC4/MISO/ICCDATA I/O CT X XX X Port C4 SPI Master In / Slave Out Data ICC Data Input 40 28 13 PC5/MOSI/AIN14 I/O CT X XX X X Port C5 SPI Master Out / Slave In Data ADC Ana- log Input 14 41 29 14 PC6/SCK/ICCCLK I/O CT X XX X Port C6 SPI Serial Clock ICC Clock Output 42 30 15 PC7/SS/AIN15 I/O CT X XX X X Port C7 SPI Slave Se- lect (active low) ADC Ana- log Input 15 43 - - PA0 I/O CT X ei0 X X Port A0 44 - - PA1 I/O CT X ei0 X X Port A1 45 - - PA2 I/O CT X ei0 X X Port A2 46 31 16 PA3 (HS) I/O CT HS X ei0 X X Port A3 47 32 - VDD_1 S Digital Main Supply Voltage Pin n° Pin Name Level Port Main function (after reset) Alternate function Input Output |
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