18 / 40 page
CY7C68053
Document # 001-06120 Rev *I
Page 18 of 40
E65E
1
EPIE
Endpoint interrupt
enables
EP8
EP6
EP4
EP2
EP1OUT
EP1IN
EP0OUT
EP0IN
00000000 RW
E65F
1
EPIRQ[11]
Endpoint interrupt
requests
EP8
EP6
EP4
EP2
EP1OUT
EP1IN
EP0OUT
EP0IN
0
RW
E660
1
GPIFIE[10]
GPIF interrupt enable
0
0
0
0
0
0
GPIFWF
GPIFDONE 00000000 RW
E661
1
GPIFIRQ[10]
GPIF interrupt request
0
0
0
0
0
0
GPIFWF
GPIFDONE 000000xx RW
E662
1
USBERRIE
USB error interrupt
enables
ISOEP8
ISOEP6
ISOEP4
ISOEP2
0
0
0
ERRLIMIT 00000000 RW
E663
1
USBERRIRQ[11]
USB error interrupt
requests
ISOEP8
ISOEP6
ISOEP4
ISOEP2
0
0
0
ERRLIMIT 0000000x bbbbrrrb
E664
1
ERRCNTLIM
USB error counter and limit
EC3
EC2
EC1
EC0
LIMIT3
LIMIT2
LIMIT1
LIMIT0
xxxx0100 rrrrbbbb
E665
1
CLRERRCNT
Clear error counter EC3:0
x
x
x
x
x
x
x
x
xxxxxxxx W
E666
1
INT2IVEC
Interrupt 2 (USB)
autovector
0
I2V4
I2V3
I2V2
I2V1
I2V0
0
0
00000000 R
E667
1
Reserved
1
0
0
0
0
0
0
0
10000000 R
E668
1
INTSET-UP
Interrupt 2 and 4 setup
0
0
0
0
AV2EN
0
Reserved
AV4EN
00000000 RW
E669
7
Reserved
INPUT/OUTPUT
E670
1
PORTACFG
I/O PORTA alternate
configuration
FLAGD
SLCS
0
0
0
0
INT1
INT0
00000000 RW
E671
1
PORTCCFG
I/O PORTC alternate
configuration
GPIFA7
GPIFA6
GPIFA5
GPIFA4
GPIFA3
GPIFA2
GPIFA1
GPIFA0
00000000 RW
E672
1
PORTECFG
I/O PORTE alternate
configuration
GPIFA8
T2EX
INT6
RXD1OUT
RXD0OUT
T2OUT
T1OUT
T0OUT
00000000 RW
E673
4
Reserved
E677
1
Reserved
E678
1
I2CS
I²C bus control and status
START
STOP
LASTRD
ID1
ID0
BERR
ACK
DONE
000xx000 bbbrrrrr
E679
1
I2DAT
I²C bus data
d7
d6
d5
d4
d3
d2
d1
d0
xxxxxxxx RW
E67A
1
I2CTL
I²C bus control
0
0
0
0
0
0
STOPIE
400KHZ
00000000 RW
E67B
1
XAUTODAT1
Autoptr1 MOVX access,
when APTREN = 1
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
E67C
1
XAUTODAT2
Autoptr2 MOVX access,
when APTREN = 1
D7
D6
D5
D4
D3
D2
D1
D0
xxxxxxxx RW
UDMA CRC
E67D
1
UDMACRCH[10]
UDMA CRC MSB
CRC15
CRC14
CRC13
CRC12
CRC11
CRC10
CRC9
CRC8
01001010 RW
E67E
1
UDMACRCL[10]
UDMA CRC LSB
CRC7
CRC6
CRC5
CRC4
CRC3
CRC2
CRC1
CRC0
10111010 RW
E67F
1
UDMACRC-
QUALIFIER
UDMA CRC qualifier
QENABLE
0
0
0
QSTATE
QSIGNAL2
QSIGNAL1
QSIGNAL0 00000000 brrrbbbb
USB CONTROL
E680
1
USBCS
USB control and status
HSM
0
0
0
DISCON
NOSYNSOF
RENUM
SIGRSUME x0000000 rrrrbbbb
E681
1
SUSPEND
Put chip into suspend
x
x
x
x
x
x
x
x
xxxxxxxx W
E682
1
WAKEUPCS
Wakeup control and status
WU2
WU
WU2POL
WUPOL
0
DPEN
WU2EN
WUEN
xx000101 bbbbrbbb
E683
1
TOGCTL
Toggle control
Q
S
R
I/O
EP3
EP2
EP1
EP0
x0000000 rrrbbbbb
E684
1
USBFRAMEH
USB frame count H
0
0
0
0
0
FC10
FC9
FC8
00000xxx R
E685
1
USBFRAMEL
USB frame count L
FC7
FC6
FC5
FC4
FC3
FC2
FC1
FC0
xxxxxxxx R
E686
1
MICROFRAME
Microframe count, 0-7
0
0
0
0
0
MF2
MF1
MF0
00000xxx R
E687
1
FNADDR
USB function address
0
FA6
FA5
FA4
FA3
FA2
FA1
FA0
0xxxxxxx R
E688
2
Reserved
ENDPOINTS
E68A
1
EP0BCH[10]
Endpoint 0 byte count H
(BC15)
(BC14)
(BC13)
(BC12)
(BC11)
(BC10)
(BC9)
(BC8)
xxxxxxxx RW
E68B
1
EP0BCL[10]
Endpoint 0 byte count L
(BC7)
BC6
BC5
BC4
BC3
BC2
BC1
BC0
xxxxxxxx RW
E68C
1
Reserved
E68D
1
EP1OUTBC
Endpoint 1 OUT byte count
0
BC6
BC5
BC4
BC3
BC2
BC1
BC0
0xxxxxxx RW
E68E
1
Reserved
E68F
1
EP1INBC
Endpoint 1 IN byte count
0
BC6
BC5
BC4
BC3
BC2
BC1
BC0
0xxxxxxx RW
E690
1
EP2BCH[10]
Endpoint 2 byte count H
0
0
0
0
0
BC10
BC9
BC8
00000xxx RW
E691
1
EP2BCL[10]
Endpoint 2 byte count L
BC7/SKIP
BC6
BC5
BC4
BC3
BC2
BC1
BC0
xxxxxxxx RW
E692
2
Reserved
E694
1
EP4BCH[10]
Endpoint 4 byte count H
0
0
0
0
0
0
BC9
BC8
000000xx RW
E695
1
EP4BCL[10]
Endpoint 4 byte count L
BC7/SKIP
BC6
BC5
BC4
BC3
BC2
BC1
BC0
xxxxxxxx RW
E696
2
Reserved
E698
1
EP6BCH[10]
Endpoint 6 byte count H
0
0
0
0
0
BC10
BC9
BC8
00000xxx RW
E699
1
EP6BCL[10]
Endpoint 6 byte count L
BC7/SKIP
BC6
BC5
BC4
BC3
BC2
BC1
BC0
xxxxxxxx RW
E69A
2
Reserved
E69C
1
EP8BCH[10]
Endpoint 8 byte count H
0
0
0
0
0
0
BC9
BC8
000000xx RW
E69D
1
EP8BCL[10]
Endpoint 8 byte count L
BC7/SKIP
BC6
BC5
BC4
BC3
BC2
BC1
BC0
xxxxxxxx RW
E69E
2
Reserved
E6A0
1
EP0CS
Endpoint 0 control and
status
HSNAK
0
0
0
0
0
BUSY
STALL
10000000 bbbbbbrb
E6A1
1
EP1OUTCS
Endpoint 1 OUT control and
status
0
0
0
0
0
0
BUSY
STALL
00000000 bbbbbbrb
Table 8. FX2LP18 Register Summary (continued)
Hex
Size Name
Description
b7
b6
b5
b4
b3
b2
b1
b0
Default
Access
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