INFICON MDC-260 Thin Film Deposition Controller - Manual (Page 156)

MDC-260 DEPOSITION CONTROLLER
COMPUTER INTERFACE 11-18
Response:
• In addition to the normal transmission receipt, the controller will respond
with:
Header Interface
Address
Inst.
Code
Length 80 Data Bytes Checksum
Dec 255 254 1 8 80 (data) (checksum)
Hex FF FE 01 08 50 (data) (checksum)
(data): The 80 data bytes represent the eight material names in ASCII.
(checksum): The checksum from the instruction code through the last data byte.
Code #09: Send Number of Undefined Layers
Description: Instructs the controller to send the number of undefined layers to the
host computer.
Format/Example:
• To instruct the controller to send the number of undefined layers, transmit:
Header Interface
Address
Instruction
Code
Length Checksum
Dec 255 254 1 9 0 246
Hex FF FE 01 09 00 F6
Response:
• In addition to the normal transmission receipt, the controller will respond
with:
Header Interface
Address
Inst.
Code
Length 1 Data Byte Checksum
Dec 255 254 1 9 1 (data) (checksum)
Hex FF FE 01 09 1 (data) (checksum)
(data): A one-byte value representing the number of undefined layers (0-250)
(checksum): The checksum from the instruction code through the last data byte.