DS2155DK Просмотр технического описания (PDF) - Maxim Integrated

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DS2155DK

T1/E1/J1 Single-Chip Transceiver Design Kit Daughter Cards

Maxim Integrated 

DS2155DK/DS2156DK T1/E1/J1 Single-Chip Transceiver Design Kit Daughter Cards

SWITCH2: PIN TO 2.048MHz (Offset = 0X0012) INITIAL VALUE = 0x3

(MSB)

—

(LSB)

—

—

—

MCLK

TCLK RSYSCLK TSYSCLK

NAME

MCLK

TCLK

RSYSCLK

TSYSCLK

POSITION

SWITCH2.3

SWITCH2.2

SWITCH2.1

SWITCH2.0

FUNCTION

0 = Connect MCLK to the 2.048MHz clock

1 = Open Switch 2.4

0 = Connect TCLK to the 2.048MHz clock

1 = Open Switch 2.3

0 = Connect RSYSCLK to the 2.048MHz clock

1 = Open Switch 2.2

0 = Connect TSYSCLK to the 2.048MHz clock

1 = Open Switch 2.1

SWITCH3: PIN-TO-PIN CONNECT (Offset = 0X0013) INITIAL VALUE = 0xF

(MSB)

—

—

——

TSS_RS

TCL_RC

RSY_RC

(LSB)

TSY_RC

NAME

TSS_RS

TCL_RC

RSY_RC

TSY_RC

POSITION

SWITCH3.3

SWITCH3.2

SWITCH3.1

SWITCH3.0

FUNCTION

0 = Connect TSSYNC to RSYNC

1 = Open Switch 3.4

0 = Connect TCLK to RCLK

1 = Open Switch 3.3

0 = Connect RSYSCLK to RCLK

1 = Open Switch 3.2

0 = Connect TSYSCLK to RCLK

1 = Open Switch 3.1

SWITCH4: PIN-TO-PIN CONNECT (Offset = 0X0014) INITIAL VALUE = 0x3

(MSB)

—

—

(LSB)

—

— UTCLK_2048 UT_CLK_2048 RSER_TSER RSYNC_TSYNC

NAME

URCLK_2048

UTCLK_2048

RSER_TSER

RSYNC_TSYNC

POSITION

SWITCH4.3

SWITCH4.2

SWITCH4.1

SWITCH4.0

FUNCTION

0 = Connect UR_CLK (TSSYNC) to 2.048MHz

1 = Open Switch 4.4

0 = Connect UT_CLK (TCHCLK) to 2.048MHz

1 = Open Switch 4.3

0 = Connect RER to TSER

1 = Open Switch 4.2

0 = Connect RSYNC to TSYNC

1 = Open Switch 4.1

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