AM85C30-8PC datasheet(19/68 Pages) AMD

Part #	AM85C30-8PC

Description	Enhanced Serial Communications Controller

PDF	68 Pages

Scroll/Zoom	100%

Manufacturer	AMD [Advanced Micro Devices]

Direct Link	http://www.amd.com

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19 / 68 page

AMD

Am85C30

D7 D6 D5 D4 D3 D2 D1 D0

Rx Character Available

Zero Count

Tx Buffer Empty

DCD

SYNC Hunt

CTS

Tx Underrun/EOM

Break Abort

Read Register 0

Read Register 3

D7 D6 D5 D4 D3 D2 D1 D0

Channel B EXT STAT IP*

Channel B Tx IP*

Channel B Rx IP*

Channel A EXT STAT IP*

Channel A Tx IP*

Channel A Rx IP*

*Always 0 in B Channel

Read Register 1

Read Register 6

D7 D6 D5 D4 D3 D2 D1 D0

All Sent

Residue Code 2

Residue Code 1

Residue Code 0

Parity Error

Rx Overrun Error

CRC Framing Error

End-of-Frame (SDLC)

D7 D6 D5 D4 D3 D2 D1 D0

BC0

BC1

BC2

BC3

BC4

BC5

BC6

BC7

LSB Byte

Count

Read Register 2

Read Register 7

D7 D6 D5 D4 D3 D2 D1 D0

10216F-12

Interrupt Vector*

*Modified in B Channel

BC8

BC9

BC10

BC11

BC12

BC13

FDA*

FOY**

× 19 bit

FIFO Status

14-Bit

MSB Byte

Count

14-Bit

*FIFO Data Available Status

**FIFO Overflow Status

Figure 8. Read Register Bit Functions

AM85C30-8PC Datasheet(PDF) 19 Page - Advanced Micro Devices

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