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ST92F124 数据表(PDF) 153 Page - STMicroelectronics |
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ST92F124 数据表(HTML) 153 Page - STMicroelectronics |
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153 / 429 page  153/429 ST92F124/F150/F250 - I/O PORTS INPUT/OUTPUT BIT CONFIGURATION (Cont’d) Figure 80. Control Bits n Table 33. Port Bit Configuration Table (n = 0, 1... 7; X = port number) (1) For A/D Converter inputs. Legend: X= Port n= Bit AF = Alternate Function BID = Bidirectional CMOS= CMOS Standard Input Levels HI-Z = High Impedance IN = Input OD = Open Drain OUT = Output PP = Push-Pull TTL = TTL Standard Input Levels WP = Weak Pull-up Bit 7 Bit n Bit 0 PxC2 PxC27 PxC2n PxC20 PxC1 PxC17 PxC1n PxC10 PxC0 PxC07 PxC0n PxC00 General Purpose I/O Pins A/D Pins PXC2n PXC1n PXC0n 0 0 0 1 0 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 1 1 1 1 1 PXn Configuration BID BID OUT OUT IN IN AF OUT AF OUT AF IN PXn Output Type WP OD OD PP OD HI-Z HI-Z PP OD HI-Z(1) PXn Input Type TTL (or Schmitt Trigger) TTL (or Schmitt Trigger) TTL (or Schmitt Trigger) TTL (or Schmitt Trigger) CMOS (or Schmitt Trigger) TTL (or Schmitt Trigger) TTL (or Schmitt Trigger) TTL (or Schmitt Trigger) Analog Input 9 |
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