GT-6816 View Datasheet(PDF) - Unspecified

Part Name

Description

View to exact match

GT-6816

SCANNER Chips

Unspecified 

GT-6816

Address: FFC0H

Bits Reset Description

7 - 2 0 Reserved

Endpoint index (EPIDX)

Bit[1:0]

1 - 0 2’b0

00 Endpoint 0

01 Endpoint 1

10 Endpoint 2

11 Reserved

DMA3 USB Status Register

CPU Read Only

Address: FFC1H

Bits Reset Description

7–2 -

Reserved. Read as “0”

1

-

This read-only bit reflects Image_not_rdy status

0

-

This read-only bit reflects TX_NOT_RDY status

DMA3 USB TX Byte Count for Internal 8-byte Register

CPU Read/Write

Address: FFC2H

Bits Reset Description

7

-

Reserved

6–0 0

Byte_Cnt8[6:0]. This byte count value is used when bit 4 of address

FFA9h is high.

DMA3 USB TX Packet Size 2 Register (1A -- with bit 7 of FFB0h= 0)

CPU Read/Write

Address: FFC3H

Bits Reset Description

7 – 2 0 Reserved

1 – 0 0 USB_pkt_size[9:8]. Bit 9-8 of USB TX packet size

DMA3 USB TX Packet Size 1 Register (1A -- with bit 7 of FFB0h= 0)

CPU Read/Write

Address: FFC4H

Bits Reset Description

7 – 0 0 USB_pkt_size[7:0]. Bit 7-0 of USB TX packet size

DMA3 Disable Counting Register 2 (1B -- with bit 7 of FFB0h= 1)

CPU Read/Write

Address: FFC3H

50

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