Cypress CY7C68033, CY7C68034

CY7C68033/CY7C68034

Document #: 001-04247 Rev. *D Page 20 of 33

E65B 1NAKIRQ[8] Endpoint Ping-NAK/IBN

Interrupt Request EP8 EP6 EP4 EP2 EP1 EP0 0IBN xxxxxx0x bbbbbbrb

E65C1USBIE USB Int Enables 0EP0ACK HSGRANT URES SUSP SUTOK SOF SUDAV 00000000 RW

E65D1USBIRQ[8] USB Interrupt Requests 0EP0ACK HSGRANT URES SUSP SUTOK SOF SUDAV 0xxxxxxx rbbbbbbb

E65E 1EPIE Endpoint Interrupt

Enables EP8 EP6 EP4 EP2 EP1OUT EP1IN EP0OUT EP 0IN 00000000 RW

E65F 1EPIRQ[8] Endpoint Interrupt

Requests EP8 EP6 EP4 EP2 EP1OUT EP1IN EP0OUT EP0IN 0RW

E660 1GPIFIE[7] GPIF Interrupt Enable 0 0 0 0 0 0 GPIFWF GPIFDONE 00000000RW

E661 1GPIFIRQ[7] GPIF Interrupt Request 0 0 0 0 0 0 GPIFWF GPIFDONE 000000xx RW

E662 1USBERRIE USB Error Interrupt

Enables ISOEP8 ISOEP6 ISOEP4 ISOEP2 0 0 0 ERRLIMIT 00000000 RW

E663 1USBERRIRQ[8] USB Error Interrupt

Requests ISOEP8 ISOEP6 ISOEP4 ISOEP2 0 0 0 ERRLIMIT 0000000x bbbbrrrb

E664 1ERRCNTLIM USB Error counter and

limit EC3 EC2 EC1 EC0 LIMIT3 LIMIT2 LIMIT1 LIMIT0 xxxx0100 rrrrbbbb

E665 1CLRERRCNT Clear Error Counter EC3:0x x x x x x x x xxxxxxxx W

E666 1INT2IVEC Interrupt 2 (USB)

Autovector 0I2V4 I2V3 I2V2 I2V1 I2V0 0 0 00000000 R

E667 1INT4IVEC Interrupt 4 (slave FIFO &

GPIF) Autovector 1 0 I4V3 I4V2 I4V1 I4V0 0 0 10000000 R

E668 1INTSET-UP Interrupt 2&4 setup 0 0 0 0 AV2EN 0INT4SRC AV 4EN 00000000 RW

E669 7reserved

INPUT/OUTPUT

E670 1PORTACFG I/O PORTA Alternate

Configuration FLAGD SLCS 0 0 0 0 INT1 INT0 00000000 RW

E671 1PORTCCFG I/O PORTC Alternate

Configuration GPIFA7 GPIFA6 GPIFA5 GPIFA4 GPIFA3 GPIFA2 GPIFA1 GPIFA0 00000000RW

E672 1PORTECFG I/O PORTE Alternate

Configuration GPIFA8 T2EX INT6 RXD1OUT RXD0OUT T2OUT T1OUT T0OUT 00000000 RW

E673 4XTALINSRC XTALIN Clock Source 0 0 0 0 0 0 0 EXTCLK 00000000 rrrrrrrb

E677 1reserved

E678 1I2CS I2C Bus Control & Status START STOP LASTRD ID1 ID0 BERR ACK DONE 000xx000 bbbrrrrr

E679 1I2DAT I2C Bus Data d7 d6 d5 d4 d3 d2 d1 d0 xxxxxxxx RW

E67A 1I2CTL I2C Bus Control 0 0 0 0 0 0 STOPIE 400kHz 00000000 RW

E67B 1XAUTODAT1 Autoptr1 MOVX access,

when APTREN=1 D7 D6 D5 D4 D3 D2 D1 D0 xxxxxxxx RW

E67C1XAUTODAT2 Autoptr2 MOVX access,

when APTREN=1 D7 D6 D5 D4 D3 D2 D1 D0 xxxxxxxx RW

UDMA CRC

E67D1UDMA CRCH[7] UDMA CRC MSB CRC15 CRC14 CRC13 CRC12 CRC11 CRC10 CRC9 CRC8 01001010 RW

E67E 1UDMACRCL[7] UDMA CRC LSB CRC7 CRC6 CRC5 CRC4 CRC3 CRC2 CRC1 CRC0 10111010 RW

E67F 1UDMACRC-

QUALIFIER UDMA CRC Qualifier QENABLE 0 0 0 QSTATE QSIGNAL2 QSIGNAL1 QSIGNAL0 00000000 brrrbbbb

USB CONTROL

E680 1USBCS USB Control & Status HSM 0 0 0 DISCON NOSYNSOF RENUM SIGRSUME x0000000 rrrrbbbb

E681 1SUSPEND Put chip into suspend x x x x x x x x xxxxxxxx W

E682 1WAKEUPCS Wakeup Control & Status WU2 WU WU2POL WUPOL 0DPEN WU2EN WUEN xx000101 bbbbrbbb

E683 1TOGCTL Toggle Control Q S R IO EP3 EP2 EP1 EP0 x0000000 rrrbbbbb

E684 1USBFRAMEH USB Frame count H 0 0 0 0 0 FC10 FC9 FC8 00000xxx R

E685 1USBFRAMEL USB Frame count L FC7 FC6 FC5 FC4 FC3 FC2 FC1 FC0 xxxxxxxx R

E686 1MICROFRAME Microframe count, 0-7 0 0 0 0 0 MF 2 MF1 MF0 00000xxx R

E687 1FNADDR USB Function address 0FA6 FA 5 FA4 FA 3 FA2 FA1 FA0 0xxxxxxx R

E688 2reserved

ENDPOINTS

E68A 1EP0BCH[7] Endpoint 0 Byte Count H (BC15) (BC14) (BC13) (BC1 2) (BC11) (BC10) (BC9) (BC8) xxxxxxxx RW

E68B 1EP0BCL[7] Endpoint 0 Byte Count L (BC7) BC6 BC5 BC4 BC3 BC2 BC1 BC0 xxxxxxxx RW

E68C1reserved

E68D1EP1OUTBC Endpoint 1 OUT Byte

Count 0BC6 BC5 BC4 BC3 BC2 BC1 BC0 0xxxxxxx RW

E68E 1reserved

E68F 1EP1INBC Endpoint 1 IN Byte Count0BC6 BC5 BC4 BC3 BC2 BC1 BC0 0xxxxxxx RW

E690 1EP2BCH[7] Endpoint 2 Byte Count H 0 0 0 0 0 BC10 BC9 BC8 00000xxx RW

E691 1EP2BCL[7] Endpoint 2 Byte Count L BC7/SKIP BC6 BC5 BC4 BC3 BC2 BC1 BC0 xxxxxxxx RW

E692 2reserved

E694 1EP4BCH[7] Endpoint 4 Byte Count H 0 0 0 0 0 0 BC9 BC8 000000xx RW

E695 1EP4BCL[7] Endpoint 4 Byte Count L BC7/SKIP BC6 BC5 BC4 BC3 BC2 BC1 BC0 xxxxxxxx RW

E696 2reserved

E698 1EP6BCH[7] Endpoint 6 Byte Count H 0 0 0 0 0 BC10 BC9 BC8 00000xxx RW

E699 1EP6BCL[7] Endpoint 6 Byte Count L BC7/SKIP BC6 BC5 BC4 BC3 BC2 BC1 BC0 xxxxxxxx RW

E69A 2reserved

E69C1EP8BCH[7] Endpoint 8 Byte Count H 0 0 0 0 0 0 BC9 BC8 000000xx RW

E69D1EP8BCL[7] Endpoint 8 Byte Count L BC7/SKIP BC6 BC5 BC4 BC3 BC2 BC1 BC0 xxxxxxxx RW

Table 9. NX2LP-Flex Register Summary (continued)

Hex Size Name Description b7 b6 b5 b4 b3 b2 b1 b0 Default Access

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