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PIC18F6X2X Datasheet(PDF) 131 Page - Microchip Technology |
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PIC18F6X2X Datasheet(HTML) 131 Page - Microchip Technology |
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131 / 386 page ![]() 2003 Microchip Technology Inc. Advance Information DS39612A-page 129 PIC18F6X2X/8X2X TABLE 10-17: PORTJ FUNCTIONS TABLE 10-18: SUMMARY OF REGISTERS ASSOCIATED WITH PORTJ Name Bit# Buffer Type Function RJ0/ALE bit 0 ST Input/output port pin or Address Latch Enable control for external memory interface. RJ1/OE bit 1 ST Input/output port pin or Output Enable control for external memory interface. RJ2/WRL bit 2 ST Input/output port pin or Write Low Byte control for external memory interface. RJ3/WRH bit 3 ST Input/output port pin or Write High Byte control for external memory interface. RJ4/BA0 bit 4 ST Input/output port pin or Byte Address 0 control for external memory interface. RJ5/CE bit 5 ST Input/output port pin or Chip Enable control for external memory interface. RJ6/LB bit 6 ST Input/output port pin or Lower Byte Select control for external memory interface. RJ7/UB bit 7 ST Input/output port pin or Upper Byte Select control for external memory interface. Legend: ST = Schmitt Trigger input Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Value on POR, BOR Value on all other RESETS PORTJ Read PORTJ pin/Write PORTJ Data Latch xxxx xxxx uuuu uuuu LATJ LATJ Data Output Register xxxx xxxx uuuu uuuu TRISJ Data Direction Control Register for PORTJ 1111 1111 1111 1111 Legend: x = unknown, u = unchanged |
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