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Microprocessor Circuits
Page 7b
Microprocessors:
#'s A-B
C-G H-L
M-O P
Q-S T-Z
Last Updated on:
Friday, March 12, 2010 12:08 PM |
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Links to electronic circuits, electronic schematics, designs for engineers,
hobbyists, students & inventors:
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Security Keypad - This Electronic Code Lock uses a 12-keys keypad is used to enter a
password and open an electrick lock or any other device with a signal. Uses an 8-pin PIC
12F629. (11/04) |
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Selecting a Processor Reset IC - Microchip Application Note Published 21-Nov-02 (app
note added 2/06) |
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Selecting an MCP21XX Devicefor IRDA® Applications - Microchip Application Note
Published 12-Aug-04 (app note added 2/06) |
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Selecting Input/Output Options on COPS Microcontrollers - National Semiconductor
Application Note (app note added 2/06) |
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Selection of MOSFETs in Switch Mode DC-DC Converters / AB-8 - Fairchild Application
Notes / (app note added 6/06) |
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Self-Programming the PIC18C452 OTP - Microchip Application Note Published 6-Apr-01
(app note added 2/06) |
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Sensored BLDC Motor Control using DSPIC30F2010 - Microchip Application Note Published
23-Jun-05 (app note added 2/06) |
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Sensorless BLDC Motor Control using DSPIC30F2010 - Microchip Application Note
Published 26-Jul-05 (app note added 2/06) |
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Ser Key 10 Key Serial Keypad Encoder - (electronic circuit added 7/03) |
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Serial Comms to LED Driver - (circuit / schematic added 2/03) |
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Serial LCD for microcontrollers using only 3 pins - Connect an LCD to your
microcontroller to make it easy to develop and debug your application. You can choose
which PIC I/O pins you want to use for the interface, and any HD44780 compatible LCD can
be controlled…..(design added 05/09) |
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Serial to Parallel Converter using the AT89C2051 - (electronic circuit added 7/03) |
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Serial Voltmeter using the PIC16C71 - Building a serial voltage meter to measure from
0 to 5 volts DC is actually pretty easy. Using MeLabs PicBasic, and Microsoft's Visual
Basic Version 5 Pro. You need Visual Basic Pro version because you will have to use
Basic's MSComm control. This control is not available in the Visual Basic 5 "Learning"
Edition. The PIC16C71 simplifies the task even more by having a built in A/D converter.
Pins 17,18,1,2 are the analog inputs AIN0,AIN1,AIN2,AIN3 respectively. ….(electronic
schematic added 11/08) |
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Serial-based PIC16F84 Programmer For Windows 95/98/NT/2000/ME/XP - (electronic circuit
added 05/06/07) |
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Serialized Quick Turn Programmingsm Sqtpsm - Microchip Application Note Published
19-Sep-03 (app note added 2/06) |
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Setting Pre-Emphasis Level for DS40MB200 Dual 4Gb/s Mux/Buffer - National
Semiconductor Application Note (app note added 2/06) |
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Setup Tests Bit Error Rate - 03/18/04 EDN Design Ideas / (added 1/05)Traditionally,
the reception quality of a digital receiver is expressed in terms of BER (bit-error rate).
This figure is the proportion of received bit errors in a given period. Typically, you
measure the BER in the lab by applying an RF signal, modulated by a pseudorandom code, to
the receiver under test.... |
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Several Atmel AVR programmer circuits - (diagram added 05/06/07) |
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Sharp Palm-Top/Hand-Held to RS-232 Serial Converter - (electronic circuit added 4/05) |
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signal Controls sine generator - 05/15/03 EDN Design Ideas / (added 1/05)The circuit
of Figure 1 produces an accurate, variable-frequency sine wave for use as a
general-purpose reference signal. It includes an eighth-order elliptic, switched-capacitor
lowpass filter, IC3, which uses a 100-kHz square-wave clock signal that microcontroller
IC2 generates. (Any other convenient square-wave source is also acceptable.... |
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Signal Processing with the PIC16C74 - Microchip Application Note Published 26-Aug-97
(app note added 2/06) |
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Signboard - Scroll down to find link to circuit drawing and circuit
explanation….(electronic circuit (added 09/06) |
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Signboard 2 - Scroll down to find link to circuit drawing and circuit
explanation….(schematic added 09/06) |
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Simon Says memory game using a PIC16F84A or PIC16F628 microcontroller - The PC board
has been designed for a PIC16F84A or PIC16F628. (added 02/07) |
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Simple irrigation controller with PIC - (schematic / circuit added 6/07) |
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Simple logic analyzer pushes microcontroller to its limit - 12/(07/00 EDN Design Ideas
/ (added 2/06) |
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Simple RS422 Converter for Minilogger - Build a simple RS422 converter for the
Minilogger. ….(circuit design added 06/09) |
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Simple setup tests Bit error rate - 03/18/04 EDN Design Ideas / (added
1/05)Traditionally, the reception quality of a digital receiver is expressed in terms of
BER (bit-error rate). This figure is the proportion of received bit errors in a given
period. Typically, you measure the BER in the lab by applying an RF signal, modulated by a
pseudorandom code, to the receiver under test.... |
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Simplified Programming of Xilinx Devices using a SCANSTA111/112 JTAG Chain Mux -
National Semiconductor Application Note (app note added 2/06) |
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Simplified Thermocouple Interfaces and PICmicro® MCUs - Microchip Application Note
Published 21-Jul-02 (app note added 2/06) |
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Simplify computer aided engineering with scientific to engineering conversion -
09/30/04 EDN Design Ideas / (added 1/05)The simple yet useful formula in this Design
Idea enables conversion from scientific format (for example, 2.2-9), which is typical for
CAE (computer-aided-engineering), double-precision output values, into "human-friendly"
engineering format (for example, 2.2 nF). The engineering format...... |
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Simplifying External Memory Connections of PIC17CXXX PICmicro ® Microcontrollers -
Microchip Application Note Published 23-Aug-99 (app note added 2/06) |
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Single 4-Input IC Gives over 90dB Crosstalk: Design Notes Linear Technology added 01/06
- DN79 Design Notes (Linear Technology) (app note added 1/06) |
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Single microcontroller pin senses ambient light, controls illumination - LED circuit
senses light and controls its own brightness. Design Ideas EDN, 10/26/2006 (schematic
added 05/06/07) |
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Single processor pin Controls on/off function - 04/29/04 EDN Design Ideas / (added
1/05) A recent Design Idea prompted me to offer the simpler solution that I used in a
recent project (Reference 1). We needed a momentary power switch with processor
supervision. This supervision would allow the processor to delay a power-down request from
a press of the power switch until all routines exited properly.... |
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Single-Side PCB for Easy-Downloader V1.1 - Easy build and small size single side PCB
for the 2051 programmer board. ….(design added 06/09) |
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Smart AIR Handler using ProMPT™ and the PIC18F2539 - Microchip Application Note
Published 20-Dec-02 (app note added 2/06) |
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SOA and Load Lines Apex-AN22 - Apex App Note (added 08/08/08) |
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Software Interrupt Techniques - Microchip Application Note Published 26-Aug-97 (app
note added 2/06) |
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Software PID Control of an Inverted Pendulum using the PIC16F684 - Microchip
Application Note Published 1-Dec-04 (app note added 2/06) |
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Software Stack Management - Microchip Application Note Published 26-Aug-97 (app note
added 2/06) |
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Solar Energy Meter - Turn 8051SBC to be a dedicated instrument for measuring AC energy
when sunshine. ….(electronic schematic added 06/09) |
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Solar Recorder T - The PIC Solar recorder for daily insolation measurement.
….(circuit design added 06/09) |
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Solar Server - Build the solar station for insolation measurement with Ubuntu server
7.10 and a 24-bit Delta-sigma converter. ….(design added 06/09) |
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Solder RefLow Recommendation - Microchip Application Note Published 6-Oct-04 (app
note added 2/06) |
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Solving Second Sourcing Issues with the 24LC00 Devicein a SOT-23 Package - Microchip
Application Note Published 30-Jan-98 (app note added 2/06) |
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Solving Sensor Offset Problems TC7106 - Microchip Application Note Published
12-Nov-02 (app note added 2/06) |
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Speech Recognition using HM2007 - (electronic circuit added 7/03) |
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Speed C functions for C16x microcontrollers - 08/03/00 EDN-Design Ideas / (added
11/05) The Infineon C16x Series of µCs use an internal 16-bit-register architecture. The
architecture can also process byte-wide functions. The µC uses byte moves to implement
library functions such as memset() or memcopy(). This process makes the library code ....
(DI #2569) |
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Speedy Logic Translator uses Little Power - (07/08/99 EDN Design Ideas / (added
2/06) [Note: File contains multiple circuits. Scroll to find this one.] In handheld
equipment, component count and power consumption are critical considerations. This Design
Idea uses only a few transistors to configure a high-speed output stage of an RS-232C link
while draining few .... |
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SPI Flash Microcontroller Programmer V3.7, - new hardware and software for
programming 89Sxx and AVR chips. Designed by Mohammad Asim Khan. ….(electronic schematic
added 06/09) |
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SPI Interface Big 7-Seg LED - Big display for general purpose usage, the interfacing
is SPI serial interface, requires only 3-wires. Multiple digit can easily be made. DXF
files single side PCB. ….(circuit design added 06/09) |
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Squeeze extra outputs from a pin limited microcontroller - 08/04/05 EDN Design Ideas
/ (added 2/06) Shift register expands small-footprint microcontroller I/O. |
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State and Timing Modules for Agilent Technologies Logic Analysis Systems - Agilent
Application Note (added 6/06) |
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Statistical process control - Application Note MiniCircuits.com (app note added
04/05/06) |
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STK200 Programmer - ….(design added 06/09) |
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STK200/STK300 ISP Header - Pin diagram of STK200/STK300. Note for MEGA103 ISP signal.
….(electronic schematic added 06/09) |
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Student DC Supply - Build a simple DC supply for microcontroller LAB using parts from
broken radio. The Student DC Supply provides +5VDC regulated, +10VDC unregulated and
7.5VAC. ….(circuit design added 06/09) |
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Substituting the RC5051 for the RC5050 / AB-10 - Fairchild Application Notes / (app
note added 6/06) |
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Suppressing MOSFET Gate Ringing in Converters: Selection of a Gate Resistor / AB-9 -
Fairchild Application Notes / (app note added 6/06) |
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Suppression of Prescaler Self-Oscillation 1/14/94 - Application Note California
Eastern Laboratories Doc #902 (app note added 6/06) |
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Surface Mount Environmental Specifications - Application Note MiniCircuits.com (app
note added 04/05/06) |
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Surface Mounting for PowerSIP Package Apex-AN36 - Apex App Note (added 08/08/08) |
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Switch conserves microcontroller's I/O pin - 09/15/94 EDN Design Ideas / (added
2/06) |
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Switch Mode Battery Eliminator Based on a PIC16C72A - Microchip Application Note
Published 25-Mar-99 (app note added 2/06) |
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Switcher IC hikes Battery Charger's Efficiency - 06/23/94 EDN-Design Ideas / (added
11/05) The adjustable switching-regulator LM2575T-ADJ, IC1, in Fig 1 replaces a
power-wasting pnp transistor in the data-book design for the NiCd battery charger IC2, a
MAX713. (Its sister device, the MAX712, handles NiMH cells.) IC2 "fast-charges" cells by
monitoring the cell's voltage and charging current until they... |
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Synchronous buck MOSFET loss calculations with Excel model / AN-6005 - Fairchild
Application Notes / (app note added 6/06) |
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System Design Considerations for Implementing a ROM Microcontroller - Microchip
Application Note Published 15-Nov-99 (app note added 2/06) |
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System Design Practice TC4426/7/8, TC4426A/7A/8A - Microchip Application Note
Published 12-Nov-02 (app note added 2/06) |
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System Supervisors in ICSP™ Architectures - Microchip Application Note Published
11-Feb-02 (app note added 2/06) |
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Microprocessors: #'s
A-B C-G
H-L M-O
P Q-S
T-Z |