Analog Devices SHARC ADSP-214 Series Hardware Reference Manual page 923

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Table A-58. MLB_SSCR Register Bit Descriptions (RW1C)

System Data Configuration Register (MLB_SDCR)

This register, described in

control information from the MLB controller. The

updated once per frame by the hardware during the MLB system channel.

This register is loaded with the data from the

system channel quadlet. System software must read the

before the start of the next MLB frame to prevent the current data from

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System Detects Reset Command. When set, indicates MLB device

has received MLBReset system command.

System Detects Network Lock. When set, indicates the MLB device

has received Most lock system command.

System Detects Network Unlock. When set, indicates the MLB

device has received MOST unlock system command.

System Detects Channel Scan. When set, indicates the MLB device

has received the MLBScan system command. The device address is

stored in the SDCR register.

System Detects Subcommand. When set, indicates the MLB device

has received the MLBSubCmd system command. The device com-

mand is stored in the SDCR register and decoding is performed by

System Detects MLB Lock. When set, indicates the MLB device has

locked onto the MLB frame.

System Detects MLB Unlock.When set, indicates the MLB device

has unlocked from the MLB frame.

System Service Request Enable. When set, indicates that the MLB

device needs service. Write 1 to set.

A-59, allows system software to receive

Registers Reference

signal during the

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