Syscon Cpu; Contents Of Syscon Cpu Processing - JVC GR-DVA10 Technical Manual

2.6 SYSCON CPU

2.6.1 Contents of SYSCON CPU processing

1) User I/F control
• Recognition of Operation Keys and Menu
• Holding the User Configurations
2) Camera signal process control
• TG/CDS IC
• Camera DSP IC (Y/C Process, Special Effect, Encoder, OSD Mix, EVR etc.)
3) Camera Auto system control
• Transferring Auto system data with Camera DSP IC
• AF / AE / AW / EIS control
• Lens MDA control
4) Audio control
5) VF / LCD Monitor control
6) Servo CPU control
7) PC I/F control (TCCS / JLIP)
8) Remote control
9) Power control (Power ON / OFF)
10) RTC, Auto Light, RAE and others
2.6.2 Power ON process
S T A R T
S W Stable ?
Y e s
SW Position
O N
Converter O N
C A M E R A D S P
Reset relese
V D Pulse ?
Y e s
N o
O F F
Sleep mode
D C / D C
N o
1
Fig. 2-6-1 Power ON process flow chart
setting
E N D
2-38
1
Y e s
Reset start ?
N o
E E P R O M
Data read
Prepherals
C P U
Initialize
N o
V D Pulse ?
Y e s
E N D