CY7C68013A, CY7C68014A
CY7C68015A, CY7C68016A
Table 11. FX2LP Register Summary (continued)
Hex Size
Name
Description
b7
b6
EP0ACK
EP6
b5
b4
b3
SUSP
b2
SUTOK
EP1IN
b1
b0
SUDAV
Default Access
0xxxxxxx rbbbbbbb
00000000 RW
[12]
E65D 1
USBIRQ
USB Interrupt Requests
0
HSGRANT URES
SOF
E65E
1
EPIE
Endpoint Interrupt
Enables
EP8
EP4
EP4
EP2
EP2
EP1OUT
EP0OUT
EP0IN
[12]
[11]
E65F
1
EPIRQ
Endpoint Interrupt
Requests
EP8
EP6
EP1OUT
EP1IN
EP0OUT
EP0IN
0
RW
E660
E661
E662
1
1
1
GPIFIE
GPIF Interrupt Enable
GPIF Interrupt Request
0
0
0
0
0
0
0
0
0
0
0
GPIFWF
GPIFWF
0
GPIFDONE 00000000 RW
GPIFDONE 000000xx RW
[11]
GPIFIRQ
0
0
0
USBERRIE
USB Error Interrupt
Enables
ISOEP8
ISOEP6
ISOEP4
ISOEP2
ERRLIMIT
00000000 RW
[12]
E663
1
USBERRIRQ
USB Error Interrupt
Requests
ISOEP8
ISOEP6
ISOEP4
ISOEP2
0
0
0
ERRLIMIT
0000000x bbbbrrrb
E664
E665
E666
1
1
1
ERRCNTLIM
USB Error counter and limit EC3
Clear Error Counter EC3:0 x
EC2
x
EC1
x
EC0
x
LIMIT3
x
LIMIT2
x
LIMIT1
LIMIT0
xxxx0100 rrrrbbbb
CLRERRCNT
INT2IVEC
x
x
xxxxxxxx W
Interrupt 2 (USB)
Autovector
0
1
0
I2V4
I2V3
I2V2
I2V1
I2V0
0
0
00000000 R
10000000 R
00000000 RW
E667
1
INT4IVEC
Interrupt 4 (slave FIFO &
GPIF) Autovector
0
0
I4V3
0
I4V2
0
I4V1
I4V0
0
0
0
E668
E669
1
7
INTSET-UP
reserved
Interrupt 2&4 setup
AV2EN
INT4SRC
AV4EN
INPUT / OUTPUT
PORTACFG
E670
E671
E672
1
1
1
I/O PORTA Alternate
Configuration
FLAGD
GPIFA7
GPIFA8
SLCS
GPIFA6
T2EX
0
0
0
0
INT1
INT0
00000000 RW
00000000 RW
00000000 RW
PORTCCFG
PORTECFG
I/O PORTC Alternate
Configuration
GPIFA5
INT6
GPIFA4
GPIFA3
GPIFA2
GPIFA1
T1OUT
GPIFA0
T0OUT
I/O PORTE Alternate
Configuration
RXD1OUT RXD0OUT T2OUT
E673
E677
E678
4
1
1
reserved
reserved
2
I CS
I²C Bus
START
STOP
d6
LASTRD
ID1
d4
0
ID0
d3
0
BERR
d2
ACK
d1
DONE
d0
000xx000 bbbrrrrr
xxxxxxxx RW
00000000 RW
xxxxxxxx RW
xxxxxxxx RW
Control & Status
E679
E67A
E67B
1
1
1
I2DAT
I²C Bus
Data
d7
0
d5
0
2
I CTL
I²C Bus
Control
0
0
STOPIE
D1
400KHZ
D0
XAUTODAT1
XAUTODAT2
UDMA CRC
Autoptr1 MOVX access, D7
when APTREN=1
D6
D6
D5
D5
D4
D4
D3
D3
D2
D2
E67C 1
Autoptr2 MOVX access, D7
when APTREN=1
D1
D0
[11]
E67D 1
UDMACRCH
UDMA CRC MSB
UDMA CRC LSB
UDMA CRC Qualifier
CRC15
CRC14
CRC6
0
CRC13
CRC5
0
CRC12
CRC4
0
CRC11
CRC3
CRC10
CRC2
CRC9
CRC1
CRC8
CRC0
01001010 RW
10111010 RW
[11]
E67E
E67F
1
1
UDMACRCL
CRC7
UDMACRC-
QUALIFIER
QENABLE
QSTATE
QSIGNAL2 QSIGNAL1 QSIGNAL0 00000000 brrrbbbb
USB CONTROL
USBCS
E680
E681
E682
E683
E684
E685
E686
E687
E688
1
1
1
1
1
1
1
1
2
USB Control & Status
Put chip into suspend
HSM
x
0
0
0
DISCON
NOSYNSOF RENUM
SIGRSUME x0000000 rrrrbbbb
SUSPEND
WAKEUPCS
TOGCTL
x
x
x
x
x
x
x
xxxxxxxx W
Wakeup Control & Status WU2
WU
S
WU2POL
WUPOL
I/O
0
DPEN
EP2
FC10
FC2
MF2
FA2
WU2EN
EP1
FC9
FC1
MF1
FA1
WUEN
EP0
FC8
FC0
MF0
FA0
xx000101 bbbbrbbb
x0000000 rrrbbbbb
00000xxx R
Toggle Control
Q
R
EP3
0
USBFRAMEH
USBFRAMEL
MICROFRAME
FNADDR
USB Frame count H
USB Frame count L
Microframe count, 0-7
USB Function address
0
0
0
0
FC7
0
FC6
0
FC5
0
FC4
0
FC3
0
xxxxxxxx
00000xxx R
0xxxxxxx R
R
0
FA6
FA5
FA4
FA3
reserved
ENDPOINTS
[11]
E68A
E68B
1
1
EP0BCH
Endpoint 0 Byte Count H (BC15)
Endpoint 0 Byte Count L (BC7)
(BC14)
BC6
(BC13)
BC5
(BC12)
BC4
(BC11)
BC3
(BC10)
BC2
(BC9)
BC1
(BC8)
BC0
xxxxxxxx RW
xxxxxxxx RW
[11]
EP0BCL
E68C 1
E68D 1
reserved
EP1OUTBC
Endpoint 1 OUT Byte
Count
0
BC6
BC5
BC4
BC3
BC2
BC1
BC0
0xxxxxxx RW
E68E
E68F
E690
E691
E692
E694
E695
E696
E698
E699
E69A
1
1
1
1
2
1
1
2
1
1
2
reserved
EP1INBC
Endpoint 1 IN Byte Count
Endpoint 2 Byte Count H
0
0
BC6
0
BC5
0
BC4
0
BC3
0
BC2
BC10
BC2
BC1
BC9
BC1
BC0
BC8
BC0
0xxxxxxx RW
00000xxx RW
xxxxxxxx RW
[11]
EP2BCH
[11]
EP2BCL
Endpoint 2 Byte Count L BC7/SKIP
BC6
BC5
BC4
BC3
reserved
[11]
EP4BCH
Endpoint 4 Byte Count H
0
0
0
0
0
0
BC9
BC1
BC8
BC0
000000xx RW
xxxxxxxx RW
[11]
EP4BCL
Endpoint 4 Byte Count L BC7/SKIP
BC6
BC5
BC4
BC3
BC2
reserved
[11]
EP6BCH
Endpoint 6 Byte Count H
0
0
0
0
0
BC10
BC2
BC9
BC1
BC8
BC0
00000xxx RW
xxxxxxxx RW
[11]
EP6BCL
Endpoint 6 Byte Count L BC7/SKIP
BC6
BC5
BC4
BC3
reserved
[11]
E69C 1
E69D 1
EP8BCH
Endpoint 8 Byte Count H
0
0
0
0
0
0
BC9
BC1
BC8
BC0
000000xx RW
xxxxxxxx RW
[11]
EP8BCL
Endpoint 8 Byte Count L BC7/SKIP
BC6
BC5
BC4
BC3
BC2
E69E
2
reserved
Document #: 38-08032 Rev. *V
Page 32 of 66
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