Cypress CY7C65113C manual Dtog Dval Count

CY7C65113C

.

Table 18-3. Details of Modes for Differing Traffic Conditions (see Table 18-2for the decode legend)

SETUP (if accepting SETUPs)

Properties of Incoming Packet

Changes made by SIE to Internal Registers and Mode Bits

Mode Bits

token

count

buffer

dval

DTOG

DVAL

COUNT

Setup

In

Out

ACK

Mode Bits

Response

Intr

See Table 18-1

Setup

<= 10

data

valid

updates

1

updates

1

UC

UC

1

0

0

0

1

ACK

yes

See Table 18-1

Setup

> 10

junk

x

updates

updates

updates

1

UC

UC

UC

NoChange

ignore

yes

See Table 18-1

Setup

x

junk

invalid

updates

0

updates

1

UC

UC

UC

NoChange

ignore

yes

Properties of Incoming Packet

Changes made by SIE to Internal Registers and Mode Bits

Mode Bits

token

count

buffer

dval

DTOG

DVAL

COUNT

Setup

In

Out

ACK

Mode Bits

Response

Intr

DISABLED

0

0

0

0

x

x

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

Nak

In/Out

0

0

0

1

Out

x

UC

x

UC

UC

UC

UC

UC

1

UC

NoChange

NAK

yes

0

0

0

1

In

x

UC

x

UC

UC

UC

UC

1

UC

UC

NoChange

NAK

yes

Ignore In/Out

0

1

0

0

Out

x

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

0

1

0

0

In

x

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

Stall

In/Out

0

0

1

1

Out

x

UC

x

UC

UC

UC

UC

UC

1

UC

NoChange

Stall

yes

0

0

1

1

In

x

UC

x

UC

UC

UC

UC

1

UC

UC

NoChange

Stall

yes

CONTROL WRITE

Properties of Incoming Packet

Changes made by SIE to Internal Registers and Mode Bits

Mode Bits

token

count

buffer

dval

DTOG

DVAL

COUNT

Setup

In

Out

ACK

Mode Bits

Response

Intr

Normal Out/premature status In

1

0

1

1

Out

<= 10

data

valid

updates

1

updates

UC

UC

1

1

1

0

1

0

ACK

yes

1

0

1

1

Out

> 10

junk

x

updates

updates

updates

UC

UC

1

UC

NoChange

ignore

yes

1

0

1

1

Out

x

junk

invalid

updates

0

updates

UC

UC

1

UC

NoChange

ignore

yes

1

0

1

1

In

x

UC

x

UC

UC

UC

UC

1

UC

1

NoChange

TX 0

yes

NAK

Out/premature status In

1

0

1

0

Out

<= 10

UC

valid

UC

UC

UC

UC

UC

1

UC

NoChange

NAK

yes

1

0

1

0

Out

> 10

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

1

0

1

0

Out

x

UC

invalid

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

1

0

1

0

In

x

UC

x

UC

UC

UC

UC

1

UC

1

NoChange

TX 0

yes

Status In/extra Out

0

1

1

0

Out

<= 10

UC

valid

UC

UC

UC

UC

UC

1

UC

0

0

1

1

Stall

yes

0

1

1

0

Out

> 10

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

0

1

1

0

Out

x

UC

invalid

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

0

1

1

0

In

x

UC

x

UC

UC

UC

UC

1

UC

1

NoChange

TX 0

yes

CONTROL READ

Properties of Incoming Packet

Changes made by SIE to Internal Registers and Mode Bits

Mode Bits

token

count

buffer

dval

DTOG

DVAL

COUNT

Setup

In

Out

ACK

Mode Bits

Response

Intr

Normal In/premature

status

Out

1

1

1

1

Out

2

UC

valid

1

1

updates

UC

UC

1

1

NoChange

ACK

yes

1

1

1

1

Out

2

UC

valid

0

1

updates

UC

UC

1

UC

0

0

1

1

Stall

yes

1

1

1

1

Out

!=2

UC

valid

updates

1

updates

UC

UC

1

UC

0

0

1

1

Stall

yes

1

1

1

1

Out

> 10

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

1

1

1

1

Out

x

UC

invalid

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

1

1

1

1

In

x

UC

x

UC

UC

UC

UC

1

UC

1

1

1

1

0

ACK (back)

yes

Nak

In/premature status Out

1

1

1

0

Out

2

UC

valid

1

1

updates

UC

UC

1

1

NoChange

ACK

yes

1

1

1

0

Out

2

UC

valid

0

1

updates

UC

UC

1

UC

0

0

1

1

Stall

yes

1

1

1

0

Out

!=2

UC

valid

updates

1

updates

UC

UC

1

UC

0

0

1

1

Stall

yes

1

1

1

0

Out

> 10

UC

x

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

1

1

1

0

Out

x

UC

invalid

UC

UC

UC

UC

UC

UC

UC

NoChange

ignore

no

1

1

1

0

In

x

UC

x

UC

UC

UC

UC

1

UC

UC

NoChange

NAK

yes

Status Out/extra In

0

0

1

0

Out

2

UC

valid

1

1

updates

UC

UC

1

1

NoChange

ACK

yes

0

0

1

0

Out

2

UC

valid

0

1

updates

UC

UC

1

UC

0

0

1

1

Stall

yes

Document #: 38-08002 Rev. *D Page 41 of 49

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