Deck Cpu; Contents Of Deck Cpu Processing; Deck System Composition - JVC GR-DVA10 Technical Manual

2.7 DECK CPU

2.7.1 Contents of DECK CPU processing

1) Mechanism control
• Loading motor control
• Drum motor control
• Capstan motor control
2) Deck LSI control
• DV DSP IC control
• PRE / REC IC control
3) OSD control
• On screen process
4) 1394 control
5) Sensor control
• Tape sensor
• Reel sensor
• DEW sensor
• Emergency process

2.7.2 DECK system composition

M D A
M E C H A
O N
S C R E E N
Synchronous Serial
C o m m u n i c a t i o n
16-bit
Multiplex bus
16-bit
Parallel bus
D V _ E Q
1 6 M
D R A M
Fig. 2-7-1 DECK CPU system structure
S Y S C O N
C P U
U A R T
D E C K
C P U
Synchronous Serial
C o m m u n i c a t i o n
D E C K
D S P
1 3 9 4
P H Y Terminal
2-44
PC I/F
P R E / R E C
D V _ A N A
D V