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ST72F321 数据表(PDF) 11 Page - STMicroelectronics |
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ST72F321 数据表(HTML) 11 Page - STMicroelectronics |
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11 / 189 page  ST72321 11/189 24 - VSS_3 S Digital Ground Voltage 25 15 PF0/MCO/AIN8 I/O CT X ei1 X X X Port F0 Main clock out (fOSC/2) ADC Analog Input 8 26 16 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 Analog Input 9 29 18 PF4/OCMP1_A/AIN10 I/O CT X XX X X Port F4 Timer A Out- put Compare 1 ADC Analog Input 10 30 - PF5/ICAP2_A/AIN11 I/O CT X XX X X Port F5 Timer A Input Capture 2 ADC Analog Input 11 31 19 PF6 (HS)/ICAP1_A I/O CT HS X X X X Port F6 Timer A Input Capture 1 32 20 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 PC0/OCMP2_B/AIN12 I/O CT X XX X X Port C0 Timer B Out- put Compare 2 ADC Analog Input 12 36 24 PC1/OCMP1_B/AIN13 I/O CT X XX X X Port C1 Timer B Out- put Compare 1 ADC Analog Input 13 37 25 PC2 (HS)/ICAP2_B I/O CT HS X X X X Port C2 Timer B Input Capture 2 38 26 PC3 (HS)/ICAP1_B I/O CT HS X X X X Port C3 Timer B Input Capture 1 39 27 PC4/MISO/ICCDATA I/O CT X XX X Port C4 SPI Master In / Slave Out Data ICC Data In- put 40 28 PC5/MOSI/AIN14 I/O CT X XX X X Port C5 SPI Master Out / Slave In Data ADC Analog Input 14 41 29 PC6/SCK/ICCCLK I/O CT X XX X Port C6 SPI Serial Clock ICC Clock Output Caution: Negative cur- rent injection not allowed on this pin 42 30 PC7/SS/AIN15 I/O CT X XX X X Port C7 SPI Slave Se- lect (active low) ADC Analog 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 PA3 (HS) I/O CT HS X ei0 X X Port A3 47 32 VDD_1 S Digital Main Supply Voltage 48 33 VSS_1 S Digital Ground Voltage 49 34 PA4 (HS) I/O CT HS X XX X Port A4 50 35 PA5 (HS) I/O CT HS X XX X Port A5 Pin n° Pin Name Level Port Main function (after reset) Alternate function Input Output |
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