Date post: | 08-Jan-2018 |
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Project Inputs
LevelConverter
Parallel Digital Inputs
If the components do not use compatible voltage and current levels:
If you need to interface to more inputs than allowed for your processor:
MUX
Signals
Synchronous Digital
Data
Asynchronous Digital
Analog
Clock
Pulse Generation
ComparatorIn
Out
Isolation
+5v
Relay
LED Photo Transistor
Processor
+110v
motor
Optical Isolator
Processor
Analog to Digital Converters
AnalogDigital
Converter
Start
End of Conversion
Slope Converter
Input
Slope
Time
Voltage or
Current
1. Slow2. Expensive3. Not Sensitive to Noise4. Accurate5. Large
Application:Digital VoltmeterTemperature Meter
Approximation Converter
Input
Time
Voltage or
Current
1. Medium Fast2. Cheap3. Sensitive to Noise4. Medium Accurate5. Small
Application:General Purpose
Flash Converter
1. Very Fast2. Very Expensive3. Sensitive to Noise4. Not Accurate5. Small
Application:Extreme High Frequency
Comparator
Comparator
Comparator0.75Vdd
0.5Vdd
0.25Vdd
Project Outputs
LevelConverter
Parallel Digital Outputs
If the components do not use compatible voltage and current levels:
If you need more outputs,i.e. if you are using multiple processors:
Register Bank
Register Bank
Strobe
Strobe
Signals
Synchronous Digital
Data
Asynchronous Digital
Analog
Clock
Isolation
+5v
Relay
LED Photo Transistor
Processor
+110v
motor
Optical Isolator
Processor
Driving LoadsV
Drive Transistor
Load
V
Drive Transistor
Inductive Load
Speed Control
Fast
Slow
Driving Motors – Bidirection Dual Power Supply
Drive Transistor Drive Transistor
+V -V
Driving Motors – Bidirection Single Power Supply (H Bridge)
V
Driving Motors – Bidirection Single Power Supply (H Bridge)
V
On
On
Off
Off
VOn
On
Off
Off
Stearing Motors – Bidirection Single Power Supply (H Bridge)
V
Spring
Spring
Digital to Analog Converters
DigitalAnalog
Converter