Denon DCM 390 Serial Protocol - Page 9
When a command with an answer parameter is normally received by [unit] and an answer is abnormally,
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Revision1.40 Date 24.May.'07 DCM390 Serial Interface Specification 9 page of 40 3) When a command with an answer parameter is normally received by [unit] and an answer is abnormally received by [host]. Command Transmitted HOST UNIT STX CC PC0 PC1 PC2 MAX 40ms PCn ETX BCC STX RC AC PC0 PC1 Error Check OK MAX 5s Answer Transmitted Error Check NG PCn ETX BCC NAK STX RC AC PC0 PC1 MAX 6 0ms Answer Retransmitted D&M
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Revision1.40
DCM390 Serial Interface Specification
Date 24.May.’07
9 page of 40
3)
When a command with an answer parameter is normally received by [unit] and an answer is abnormally
received by [host].
Command Transmitted
CC
PC0
PC1
PC2
PCn
BCC
STX
ETX
STX
NAK
Answer Transmitted
Error Check OK
HOST
UNIT
AC
PC0
PC1
PCn
ETX
BCC
RC
STX
Answer
Retransmitted
AC
PC0
PC1
RC
Error Check NG
MAX
40ms
MAX
6
0ms
MAX
5
s