GE Corometrics 126

Revision B 120 Series Maternal/Fetal Monitor C-9
2015590-001
FRONT-END
MODUAL BUS
CONNECTOR
13
2
8
input
parameters
clock, data
data bus
chip selects
Emulation
Test Port
Watchdog Module
Status/Control
Module
DSP Processor
Module
1. 30c52 Processor
2. 32k x 16 RAM
3. 128k x 16 FLASH ROM
4. Address Decoder
Control/Status Mode
Interface Buffers/Transceivers
Start Conversion
16-Bit Shift Register
IUP Interface
Buffers
+10,5 V Ref
Buffer
A/D
Converter
Buffer
to processor bus
16-Channel
Multiplexor
ANALOG CONVERSION MODULE
1k X8
Shared
Memory
8-bit data
address/control
Main Board Interface
Connector
MUX and A/D Control
Status Lines
4
+2.5 V Ref
DSP BOARD (1/2)
BLOCK DIAGRAM