PIC32MX5XX_11 Datasheet, PDF (171/256 Pages) Microchip Technology – High-Performance, USB, CAN and Ethernet 32-bit Flash Microcontrollers

PIC32MX5XX/6XX/7XX
REGISTER 28-4: DEVCFG3: DEVICE CONFIGURATION WORD 3
Bit
Bit
Bit
Bit
Bit
Bit
Bit
Bit
Bit
Range 31/23/15/7 30/22/14/6 29/21/13/5 28/20/12/4 27/19/11/3 26/18/10/2 25/17/9/1 24/16/8/0
R/P
R/P
r-1
31:24 _{FVBUSONIO FUSBIDIO}
—
r-1
23:16
—
r-1
r-1
—
—
R/P
15:8
R/P
R/P
R/P
7:0
R/P
R/P
r-1
r-1
—
—
r-1
r-1
—
—
R/P
R/P
USERID<15:8>
R/P
R/P
USERID<7:0>
R/P
R/P
R/P
FCANIO⁽¹⁾ FETHIO⁽²⁾ FMIIEN⁽²⁾
R/P
R/P
R/P
FSRSSEL<2:0>
R/P
R/P
R/P
R/P
R/P
R/P
Legend:
R = Readable bit
U = Unimplemented bit
W = Writable bit
‘1’ = Bit is set
P = Programmable bit
‘0’ = Bit is cleared
r = Reserved bit
x = Bit is unknown
bit 31 FVBUSONIO: USB VBUS_ON Selection bit
1 = VBUSON pin is controlled by the USB module
0 = VBUSON pin is controlled by the port function
bit 30 FUSBIDIO: USB USBID Selection bit
1 = USBID pin is controlled by the USB module
0 = USBID pin is controlled by the port function
bit 29-27 Reserved: Write ‘1’
bit 26 FCANIO: CAN I/O Pin Selection bit⁽¹⁾
bit 25
1 = Default CAN I/O Pins
0 = Alternate CAN I/O Pins
FETHIO: Ethernet I/O Pin Selection bit⁽²⁾
bit 24
1 = Default Ethernet I/O Pins
0 = Alternate Ethernet I/O Pins
FMIIEN: Ethernet MII Enable bit⁽²⁾
1 = MII is enabled
0 = RMII is enabled
bit 23-19 Reserved: Write ‘1’
bit 18-16 FSRSSEL<2:0>: SRS Select bits
111 = Assign Interrupt Priority 7 to a shadow register set
110 = Assign Interrupt Priority 6 to a shadow register set
•
•
•
001 = Assign Interrupt Priority 1 to a shadow register set
000 = All interrupt priorities are assigned to a shadow register set
bit 15-0 USERID<15:0>: This is a 16-bit value that is user-defined and is readable via ICSP™ and JTAG
Note 1: This bit is Reserved and reads ‘1’ on PIC32MX664/675/695 devices.
2: This bit is Reserved and reads ‘1’ on PIC32MX534/564/575 devices.
© 2009-2011 Microchip Technology Inc.
DS61156G-page 171