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ST72C334J4 Arkusz danych(PDF) 11 Page - STMicroelectronics |
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ST72C334J4 Arkusz danych(HTML) 11 Page - STMicroelectronics |
11 / 150 page ST72334xx-Auto, ST72314xx-Auto, ST72124Jx-Auto 11/150 PIN DESCRIPTION (Cont’d) For external pin connection guidelines, refer to Section 15 "ELECTRICAL CHARACTERISTICS" on page 108. Legend / Abbreviations for Table 1: Type: I = input, O = output, S = supply Input level: A = Dedicated analog input In/Output level: C = CMOS 0.3VDD/0.7VDD, CT= CMOS 0.3VDD/0.7VDD with input trigger Output level: HS = 20mA high sink (on N-buffer only) Port and control configuration: – Input: float = floating, wpu = weak pull-up, int = interrupt 1), ana = analog – Output: OD = open drain 2), PP = push-pull Refer to Section 11 "I/O PORTS" on page 40 for more details on the software configuration of the I/O ports. The RESET configuration of each pin is shown in bold. This configuration is valid as long as the device is in reset state. Table 1. Device Pin Description Pin No. Pin Name Level Port Main function (after reset) Alternate function Input Output 1 - PE4 (HS) I/O CT HS X X X X Port E4 2 - PE5 (HS) I/O CT HS X X X X Port E5 3 - PE6 (HS) I/O CT HS X X X X Port E6 4 - PE7 (HS) I/O CT HS X X X X Port E7 5 2 PB0 I/O CT X ei2 X X Port B0 6 3 PB1 I/O CT X ei2 X X Port B1 7 4 PB2 I/O CT X ei2 X X Port B2 8 5 PB3 I/O CT X ei2 X X Port B3 9 6 PB4 I/O CT X ei3 X X Port B4 10 - PB5 I/O CT X ei3 X X Port B5 11 - PB6 I/O CT X ei3 X X Port B6 12 - PB7 I/O CT X ei3 X X Port B7 13 7 PD0/AIN0 I/O CT X X X X X Port D0 ADC Analog Input 0 14 8 PD1/AIN1 I/O CT X X X X X Port D1 ADC Analog Input 1 15 9 PD2/AIN2 I/O CT X X X X X Port D2 ADC Analog Input 2 16 10 PD3/AIN3 I/O CT X X X X X Port D3 ADC Analog Input 3 17 11 PD4/AIN4 I/O CT X X X X X Port D4 ADC Analog Input 4 18 12 PD5/AIN5 I/O CT X X X X X Port D5 ADC Analog Input 5 19 - PD6/AIN6 I/O CT X X X X X Port D6 ADC Analog Input 6 20 - PD7/AIN7 I/O CT X X X X X Port D7 ADC Analog Input 7 21 13 VDDA S Analog Power Supply Voltage 22 14 VSSA S Analog Ground Voltage 23 - VDD_3 S Digital Main Supply Voltage |
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