BT8222EPFF datasheet(9/161 Pages) CONEXANT

Part #	BT8222EPFF

Description	ATM Transmitter/Receiver with UTOPIA Interface

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Manufacturer	CONEXANT [Synaptics Incorporated.]

Direct Link	https://www.synaptics.com/

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9 / 161 page

CN8223

List of Tables

ATM Transmitter/Receiver with UTOPIA Interface

100046C

Conexant

ix

List of Tables

Table 1-1.

CN8223 Version Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13

Table 1-2.

Hardware Signal Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20

Table 2-1.

Valid CONFIG_1 Line Mode Settings, Bits 7–0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3

Table 2-2.

Internal Framer Transmitter Interface Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Table 2-3.

Internal Framing Unencoded Transmitter Connections (STS-3c, STM-1, E4) . . . . . . . . . . . 2-5

Table 2-4.

Internal Framer Receiver Interface Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6

Table 2-5.

Connections for Internal Framer Rx, Encoder Disabled (STS-3c, STM-1, E4) . . . . . . . . . . . 2-7

Table 2-6.

Serial External Framer Transmitter Interface Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8

Table 2-7.

External Framing Mode Receiver Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11

Table 2-8.

DS3 Overhead Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13

Table 2-9.

G.832 E3 and E4 Overhead Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14

Table 2-10.

G.751 E3 Overhead Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14

Table 2-11.

C1 Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Table 2-12.

STS-1, STS-3c, and STM-1 Overhead Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15

Table 2-13.

Status Indications for All Modes (Register 0x38) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21

Table 2-14.

Pin Connections between TAXI Chipset and CN8223 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23

Table 2-15.

Transmit Parallel Interface Mode Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23

Table 2-16.

Receive Parallel Interface Mode Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-25

Table 2-17.

Cell Generation Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27

Table 2-18.

Overhead Field Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28

Table 2-19.

Status Octet Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-31

Table 2-20.

PT Header Field and User Data Bit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-31

Table 2-21.

FEBE Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-34

Table 2-22.

C1 Octet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-34

Table 2-23.

FIFO Interface Pin Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-37

Table 2-24.

FIFO Transmit Pin Functional Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-39

Table 2-25.

FIFO Receive Pin Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-40

Table 2-26.

Priority Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-40

Table 2-27.

UTOPIA Interface Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-43

Table 2-28.

Byte Transmission Times for Transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-46

Table 3-1.

ATM Transmitter/Receiver Status Registers, Counters, and Data Link Control . . . . . . . . . . 3-1

Table 3-2.

ATM Transmitter/Receiver Microprocessor Control Registers . . . . . . . . . . . . . . . . . . . . . . . 3-2

Table 3-3.

Valid Combinations of CONFIG_1, Bits 0–7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

Table 3-4.

Alarm Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Table 3-5.

Alarm Transmission—STS–1/STS–3c/STM–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Table 3-6.

Overhead Generation Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Table 3-7.

CELL_GEN_x Control Register Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16

Table 3-8.

Tx_HDRx Register Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-18

Table 3-9.

HDR_VALx Register Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-21

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