Canon EOS 7 - Page 86

Part 2: Technical Information
2-19
MAIN-CPU
External LCD
Metering sensor IC
Film detection circuit
EEPROM
Internal LCD
Operation switches
EF lens
Shutter's 1st curtain
Shutter button
AF sensor IC
Beeper
SUB-CPU
Shutter's 2nd curtain
Date module
Superimposition
Mechanical status switch
Red-eye reduction/
Self-timer lamp
Remote control receiver IC
Orientation detection switch
Eye Control LED driver
Eye Control LED
DX code
Viewfinder LED
Motor driver 2
M2
Motor driver 1
M1
Eye Control sensor IC
16.8MHz
OSC
Wired remote control
Dedicated flash
Remote control transmitter
Built-in flash
Flash exposure
sensor IC
CR123A X 2
DC/DC
To camera components
Direct contact
Electronic mount
Remote control terminal
OSC1
4.19MHz
OSC2
32.8kHz
Fig. 2-21 Electronic Circuit Block Diagram