PIC18F6525_13 Datasheet, PDF (113/400 Pages) Microchip Technology – 64/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with A/D

PIC18F6525/6621/8525/8621
TABLE 10-7: PORTD FUNCTIONS
Name
Bit# Buffer Type
Function
RD0/AD0⁽²⁾/PSP0 bit 0
RD1/AD1⁽²⁾/PSP1 bit 1
RD2/AD2⁽²⁾/PSP2 bit 2
RD3/AD3⁽²⁾/PSP3 bit 3
RD4/AD4⁽²⁾/PSP4 bit 4
RD5/AD5⁽²⁾/PSP5 bit 5
RD6/AD6⁽²⁾/PSP6 bit 6
RD7/AD7⁽²⁾/PSP7 bit 7
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
ST/TTL⁽¹⁾
Input/output port pin, address/data bus bit 0 or Parallel Slave Port bit 0.
Input/output port pin, address/data bus bit 1 or Parallel Slave Port bit 1.
Input/output port pin, address/data bus bit 2 or Parallel Slave Port bit 2.
Input/output port pin, address/data bus bit 3 or Parallel Slave Port bit 3.
Input/output port pin, address/data bus bit 4 or Parallel Slave Port bit 4.
Input/output port pin, address/data bus bit 5 or Parallel Slave Port bit 5.
Input/output port pin, address/data bus bit 6 or Parallel Slave Port bit 6.
Input/output port pin, address/data bus bit 7 or Parallel Slave Port bit 7.
Legend: ST = Schmitt Trigger input, TTL = TTL input
Note 1: Input buffers are Schmitt Triggers when in I/O mode and TTL buffers when in System Bus or Parallel
Slave Port mode.
2: External memory interface functions are only available on PIC18F8525/8621 devices.
TABLE 10-8: SUMMARY OF REGISTERS ASSOCIATED WITH PORTD
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
PORTD
RD7 RD6 RD5
RD4
RD3 RD2 RD1 RD0 xxxx xxxx uuuu uuuu
LATD
LATD Data Output Register
xxxx xxxx uuuu uuuu
TRISD
PORTD Data Direction Register
PSPCON⁽¹⁾ IBF OBF IBOV PSPMODE —
MEMCON⁽²⁾ EBDIS — WAIT1 WAIT0
—
1111 1111 1111 1111
—
—
— 0000 ---- 0000 ----
— WM1 WM0 0-00 --00 0-00 --00
Legend: x = unknown, u = unchanged, — = unimplemented, read as ‘0’. Shaded cells are not used by PORTD.
Note 1: Enabled only in Microcontroller mode for PIC18F8525/8621 devices.
2: This register is unused on PIC18F6525/6621 devices and reads as ‘0’.
 2003-2013 Microchip Technology Inc.
DS39612C-page 113