Microchip Technology TDGL019 Data Sheet
PIC32MX1XX/2XX
DS60001168F-page 126
© 2011-2014 Microchip Technology Inc.
REGISTER 10-4:
U1OTGCON: USB OTG CONTROL REGISTER
Bit
Range
Bit
31/23/15/7
Bit
30/22/14/6
Bit
29/21/13/5
Bit
28/20/12/4
Bit
27/19/11/3
Bit
26/18/10/2
Bit
25/17/9/1
Bit
24/16/8/0
31:24
U-0
U-0
U-0
U-0
U-0
U-0
U-0
U-0
—
—
—
—
—
—
—
—
23:16
U-0
U-0
U-0
U-0
U-0
U-0
U-0
U-0
—
—
—
—
—
—
—
—
15:8
U-0
U-0
U-0
U-0
U-0
U-0
U-0
U-0
—
—
—
—
—
—
—
—
7:0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
DPPULUP DMPULUP DPPULDWN DMPULDWN
VBUSON
OTGEN
VBUSCHG VBUSDIS
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 31-8 Unimplemented: Read as ‘0’
bit 7
bit 7
DPPULUP:
D+ Pull-Up Enable bit
1
= D+ data line pull-up resistor is enabled
0
= D+ data line pull-up resistor is disabled
bit 6
DMPULUP:
D- Pull-Up Enable bit
1
= D- data line pull-up resistor is enabled
0
= D- data line pull-up resistor is disabled
bit 5
DPPULDWN:
D+ Pull-Down Enable bit
1
= D+ data line pull-down resistor is enabled
0
= D+ data line pull-down resistor is disabled
bit 4
DMPULDWN:
D- Pull-Down Enable bit
1
= D- data line pull-down resistor is enabled
0
= D- data line pull-down resistor is disabled
bit 3
VBUSON:
V
BUS
Power-on bit
1
= V
BUS
line is powered
0
= V
BUS
line is not powered
bit 2
OTGEN:
OTG Functionality Enable bit
1
= DPPULUP, DMPULUP, DPPULDWN and DMPULDWN bits are under software control
0
= DPPULUP, DMPULUP, DPPULDWN and DMPULDWN bits are under USB hardware control
bit 1
VBUSCHG:
V
BUS
Charge Enable bit
1
= V
BUS
line is charged through a pull-up resistor
0
= V
BUS
line is not charged through a resistor
bit 0
VBUSDIS:
V
BUS
Discharge Enable bit
1
= V
BUS
line is discharged through a pull-down resistor
0
= V
BUS
line is not discharged through a resistor