Table 7-4. SINGLE BYTE COMMANDS

Name

Bit Positions

Response

Description

 

 

 

 

Global

 

 

 

Commands

 

 

 

Disable MD Mode

1010 0000

None

Set supplies out of MD Mode (default)

 

 

 

 

Enable MD Mode

1010 0001

None

Set supplies into MD Mode

 

 

 

 

Disable SRQ

1010 0010

None

Disable retransmission of SRQs by sup-

retransmission

 

 

plies (default)

Enable SRQ

1010 0011

None

Enable retransmission of SRQs by supplies

retransmission

 

 

 

Enable FLT Bit

1010 0100

None

Enable the FLT bit in the SENA Register

 

 

 

 

Disconnect serial

1011 1111

OK

All supplies will halt transmission and enter

communications

 

 

the non-addressed state.

Addressed

 

 

 

Commands

 

 

 

Read Registers

100x xxxx

Register

Non destructive read of all register. x xxxx

 

 

data

is the address of the supply in binary.

 

 

 

 

Re-enable SRQ

Byte 1

None

Re-enable SRQ without reading or clearing

 

1010 0101

 

the SEVE Register. xxxx xxxx is the ad-

 

Byte 2

 

dress of the supply in binary. Works only in

 

xxxx xxxx

 

MD Mode.

Print Power On

Byte 1

Power On

Read the time the supply is active under

Time

1010 0110

time in

AC Power. xxxx xxxx is the address of the

 

Byte 2

minutes

supply in binary. Returns a 32 Bit integer as

 

xxxx xxxx

 

8 Hex bytes. A ‘$’ sign is appended to the

 

 

 

data followed by a 2 byte check-sum. A to-

 

 

 

tal of 11 bytes are returned.

Retransmit last

110x xxxx

Last mes-

Retransmit last response from a command.

message

 

sage

x xxxx is the address of the supply in bi-

 

 

 

nary.

Acknowledge

111x xxxx

None

Acknowledge SRQ. If retransmission of

SRQ

 

 

SRQ is enabled, it will remain enabled for

 

 

 

the next SRQ. X xxxx is the address of the

 

 

 

supply in binary.

Test if MD Mode

Byte 1

0 or 1

Returns a 0 if not installed or a 1 if in-

is Installed

1010 1010

 

stalled. A ‘$’ sign followed by a 2 bytes

 

Byte 2

 

checksum and Carriage Return is ap-

 

xxxx xxxx

 

pended to the data. xxxx xxxx is the ad-

 

 

 

dress of the supply in binary.

Supply Initiated

 

 

 

Communications

 

 

 

SRQ

100x xxxx

N/A

SRQ from supply when in MD Mode. X xxxx

 

 

 

is the address of the supply in binary.

61

83-515-000 Rev. B

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TDK 5KW technical manual None Disable retransmission of SRQs by sup

5KW specifications

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