PIC32MX440F256H-80I Datasheet, PDF (267/646 Pages) Microchip Technology – 64/100-Pin General Purpose and USB 32-Bit Flash Microcontrollers

PIC32MX3XX/4XX
REGISTER 11-11: U1CON: USB MODULE CONTROL REGISTER
r-x
r-x
r-x
r-x
r-x
r-x
r-x
r-x
—
—
—
—
—
—
—
—
bit 31
bit 24
r-x
r-x
r-x
r-x
r-x
r-x
r-x
r-x
—
—
—
—
—
—
—
—
bit 23
bit 16
r-x
r-x
r-x
r-x
r-x
r-x
r-x
r-x
—
—
—
—
—
—
—
—
bit 15
bit 8
R-x
JSTATE
bit 7
R-x
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
PKTDIS⁽⁴⁾
USBEN⁽⁴⁾
SE0
TOKBUSY^{(5) USBRST}
HOSTEN
RESUME
PPBRST
SOFEN⁽⁵⁾
bit 0
Legend:
R = Readable bit
U = Unimplemented bit
W = Writable bit
P = Programmable bit
-n = Bit Value at POR: (‘0’, ‘1’, x = Unknown)
r = Reserved bit
bit 31-8
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
Reserved: Write ‘0’; ignore read
JSTATE: Live Differential Receiver JSTATE flag bit
1 = JSTATE detected on the USB
0 = No JSTATE detected
SE0: Live Single-Ended Zero flag bit
1 = Single-Ended Zero detected on the USB
0 = No Single-Ended Zero detected
PKTDIS: Packet Transfer Disable bit (Device mode)
1 = Token and packet processing disabled (set upon SETUP token received)
0 = Token and packet processing enabled
TOKBUSY: Token Busy Indicator bit⁽¹⁾ (Host mode)
1 = Token being executed by the USB module
0 = No token being executed
USBRST: Module Reset bit (Host mode only)
1 = USB reset generated
0 = USB reset terminated
HOSTEN: Host Mode Enable bit⁽²⁾
1 = USB host capability enabled
0 = USB host capability disabled
RESUME: RESUME Signaling Enable bit⁽³⁾
1 = RESUME signaling activated
0 = RESUME signaling disabled
PPBRST: Ping-Pong Buffers Reset bit
1 = Reset all Even/Odd buffer pointers to the EVEN BD banks
0 = Even/Odd buffer pointers not being Reset
© 2008 Microchip Technology Inc.
Preliminary
DS61143E-page 265