Agilent Technologies 8453 User Manual

34
Theory of Operation
Spectrophotometer Processor Main (SPM) Board
Spectrophotometer Processor Main (SPM)
Board
Figure 6 SPM Board
4 control
LEDs
8-bit
switch
HPIB
driver
CAN
driver
GPIO
driver
RS232
driver
multicell
transport
driver
APG
remot-
e
ASIC
application
specific
integrated
circuit
main
microprocessor
SSP
spectra and
signal processor
SIMM
memory
module
ASIC
RAM
real time
clock
battery
PWM
driver
LEDs and switches
serial bus
SSP bus
control lines
sense
serial bus
SPM
memory
MPS
mainpower
supply
S
D
A
b
o
a
r
d
shutter
fan
S
L
S
b
o
a
r
d
S
D
A
b
o
a
r
d

Agilent Technologies 8453 Specifications

General

Brand	Agilent Technologies
Model	8453
Category	Laboratory Equipment
Language	English