| Zakładka z wyszukiwarką danych komponentów |
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PIC16F877ATI/ML Arkusz danych(PDF) 15 Page - Microchip Technology |
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PIC16F877ATI/ML Arkusz danych(HTML) 15 Page - Microchip Technology |
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15 / 234 page ![]() 2003 Microchip Technology Inc. DS39582B-page 13 PIC16F87XA PORTD is a bidirectional I/O port or Parallel Slave Port when interfacing to a microprocessor bus. RD0/PSP0 RD0 PSP0 19 21 38 38 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD1/PSP1 RD1 PSP1 20 22 39 39 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD2/PSP2 RD2 PSP2 21 23 40 40 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD3/PSP3 RD3 PSP3 22 24 41 41 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD4/PSP4 RD4 PSP4 27 30 2 2 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD5/PSP5 RD5 PSP5 28 31 3 3 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD6/PSP6 RD6 PSP6 29 32 4 4 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. RD7/PSP7 RD7 PSP7 30 33 5 5 I/O I/O ST/TTL(3) Digital I/O. Parallel Slave Port data. PORTE is a bidirectional I/O port. RE0/RD/AN5 RE0 RD AN5 8 9 25 25 I/O I I ST/TTL(3) Digital I/O. Read control for Parallel Slave Port. Analog input 5. RE1/WR/AN6 RE1 WR AN6 910 26 26 I/O I I ST/TTL(3) Digital I/O. Write control for Parallel Slave Port. Analog input 6. RE2/CS/AN7 RE2 CS AN7 10 11 27 27 I/O I I ST/TTL(3) Digital I/O. Chip select control for Parallel Slave Port. Analog input 7. VSS 12, 31 13, 34 6, 29 6, 30, 31 P — Ground reference for logic and I/O pins. VDD 11, 32 12, 35 7, 28 7, 8, 28, 29 P — Positive supply for logic and I/O pins. NC — 1, 17, 28, 40 12,13, 33, 34 13 — — These pins are not internally connected. These pins should be left unconnected. TABLE 1-3: PIC16F874A/877A PINOUT DESCRIPTION (CONTINUED) Pin Name PDIP Pin# PLCC Pin# TQFP Pin# QFN Pin# I/O/P Type Buffer Type Description Legend: I = input O = output I/O = input/output P = power — = Not used TTL = TTL input ST = Schmitt Trigger input Note 1: This buffer is a Schmitt Trigger input when configured as the external interrupt. 2: This buffer is a Schmitt Trigger input when used in Serial Programming mode. 3: This buffer is a Schmitt Trigger input when configured in RC Oscillator mode and a CMOS input otherwise. |
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