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2020-2021 ICS3U-E: AVR FOUNDATIONS | |||||
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Session 9. (Wrap up: ISP Presentations and Mathematics Enrichment) |
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CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
77 Jun 1 |
Algebra Primer Proof by Mathematical Induction |
Calculus Primer Recursion: Pascal's Triangle, Binomial Theorem Towards Better Code 11b |
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76 May 31 |
Recall: Composition of Functions as in `h(x) = f \circ g(x)` |
Software Enrichment Global vs Local Variables Recursion: Factorial, Perms, Combs Towards Better Code 11a |
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Consider the recursive definition of the Natural numbers, `\mathbb{N}`, `t_1=1, t_{n}=t_{n-1} +1` |
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LC, HM, JC | MIA (AP Microeconomics): JD |
![]() OA, LC*, XC*, JC*, JD*, SGV JG*, DL*, HM*, JO, TS*, FS |
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TS, SGV, DL, FS | MIA (AP Biology): ? |
2.20b,c | ||
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JD, JG, AS | MIA (AP English): XC, JC, DL, SGV |
2.20b,c | ||
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XC, JO, OA | MIA (AP Chemistry): ? |
2.6 Mechanical![]() JD*, SGV, JG, DL** HM*, JO*, TS*, FS*, AS |
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CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
71 May 7 |
Charlieplexed Matrix![]() Audio-Responsive Equalizer |
Software Optimization Register-Level Input Towards Better Code 9 followup demonstration Hardware Optimization Charlieplexing on the RSGC ACES' SMT Charliestick Towards Better Code 12 |
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Charlieplexed Array (ACES' SMT CharlieStick) ![]() ![]() |
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70 May 6 |
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Register-Level Digital IO Towards Better Code 9 followup demonstrations Reusable Code Towards Better Code 10 Custom Library 1: Header Files (.h) |
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69 May 5 |
Asynchronous Wednesday - Work on this weekend's submission or your Long ISP post emails to the Forum if you have any concerns |
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68 May 4 |
Second look at the ATmega328p's GPIO Ports #include iom328p.h |
Software Optimization Register-Level Digital IO Towards Better Code 9 ![]() |
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![]() Bits 'n Bytes |
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67 May 3 |
Avoid Mystery constants: #define or assign names to constants |
Recursion: Fibonacci and Pascal Towards Better Code 11 |
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2.6 | |
Weekend Break | |||||
66 Apr 30 |
Memory Issues Bounds Checking and Memory Allocation Towards Better Code 7 Data Smoothing Towards Better Code 8 |
2.6 Today's Sketch Sequence: DoWhileMenu.ino Permutations.ino CallByReference.ino ArrayMemoryIssues.ino |
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65 Apr 29 |
De Morgan's Laws![]() |
C-Style string data type and Formatted Output Towards Better Code 5 Pointer Access Operators (& and *) Towards Better Code 6 |
Parameter passing: |
2.6 | |
64 Apr 28 |
Asynchronous Wednesday - Work on next weekend's Submission (2.6) post emails to the Forum if you have any concerns |
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63 Apr 27 |
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Menus Towards Better Code 3 Data Memory Options Towards Better Code 4 |
Consider Arduino C's F() macro |
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62 Apr 26 |
TIOBE Languages by Popularity |
Back to where we started Towards Better Code 1 Better Decision-Making Towards Better Code 2 |
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2.6 | |
SESSION BREAK | |||||
Session 7. (March) Motor Control Concepts: DC Hobby Motors, Servos, Steppers |
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CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
61c Apr 1 |
![]() RSGC ACES' Gem: ![]() (Queen's Eng. '22) CNC Machine User's Guide |
![]() RSGC ACES' Gem: ![]() (ACES '20) Mini CNC Plotter |
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![]() ![]() ![]() Line-Following Bot |
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61b Apr 1 |
![]() Stepper Gem: ![]() ![]() (Mac. Eng. '21) Laser Projector |
![]() ![]() can be problematic! ![]() ![]() ![]() MOT-28BYJ-48 Datasheet RSGC ACES' Library-free Stepper Motor Example... ![]() ![]() |
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![]() Servo Gem: ![]() ![]() (Queen's Eng. '22) Binary Hand Counter |
Motor Type 3: Precision Positioning... Stepper Motors (pp 57-58) ![]() MOT-28BYJ48 with ULN2003 Darlington Driver ![]() ![]() with ULN2003 Driver Drive Options: Wave, Full, and Half-Step Here's a Half-Step Sequence Animation... ![]() |
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Datasheet: ULN2003 Darlington Array ![]() |
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60 Mar 31 |
Polish... ...but Inspiring :) ![]() Servo Motor Works (build your own?) Servo Connections Servo Controller ![]() |
Motor Type 2: Servo Motors ![]() ![]() ![]() ![]() ![]() A brief introduction to AVR Timers... Timer1 Registers and Clock Prescalers ![]() ![]() |
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59 Mar 30 |
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DC Motors 3... 5V MCU Control Logic over 9V Motor Power Supply DC Motors 4... SN754410 Quadruple Half-H (Motor) Driver |
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![]() Let's code... DCMotorControl.ino |
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58 Mar 29 |
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It's been awhile... See supporting links from Lesson 53 below ACES' Frame Player: DC Motors 1 (Introduction, Speed, Torque) The H-Bridge ACES' Frame Player: DC Motors 2 (Direction) |
for EMF Collapse... Flyback Diode (aka. Snubber, Shunt) ![]() |
Animation... Mechanical Relay ![]() |
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57 Mar 25 |
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ISP Presentations DL, CM, JO, AS |
2.10 c 2.10 c: Medium ISP ![]() JC, JD, SGV, JG, DL, CM, HM, JO, TS, FS, AS |
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56 Mar 24 |
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ISP Presentations HM, TS, FS |
Joseph V's DC Motor Mount Design Files EncoderV3.stl, MotorV2.stl, Motor2V2.stl (L. Cassano's 3D Print) ![]() ![]() |
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55 Mar 23 |
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ISP Presentations OA, LC, XC, JG |
Motor Gem: |
2019-2020 ICS3U ACES...![]() SA, PB, JB, JDe, HD AG, JL*, MM*, RM, SR LR-C, OS, JS, CT, WT MVD, JV |
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54 Mar 22 |
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ISP Presentations JC, JD, SGV |
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ACES' Speed-Related Demos...![]() with a PhotoInterrupter (0:24) ![]() with a PhotoInterrupter (0:52) ![]() L293D or SN754410 (both in your kit) |
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53
Mar 18 |
LOW-side vs HIGH-side Switching![]() Falstad: Darlington Pair |
![]() Power Supply Considerations N-Channel Switching Options BJTs (<1A) (3904, 2N4401, BC337) vs Darlington Array (<5A?) (TIP120) vs MOSFETs (>5A?) (IRF520) The H-Bridge ACES' Frame Player: DC Motors 2 (Direction...) |
Motor Control
with a Darlington Array: TIP120 (TO-220) ULN2003 (DIP-8) ![]() |
Falstad Simulation... Darlington Pair Logic Levels This is one of the first circuits to combine different voltage levels (5V Control Logic and 3.3V Drive Supply). It is a good time to introduce yourself to some fundamental principles and vocabulary associated with these topics. |
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52 Mar 17 |
![]() Understanding Gears GearGenerator.com |
Antikythera Mechanism
ACES' Frame Player: Magnetic Fields Introduction to DC Hobby Motors ACES' Frame Player: DC Motors 1 (Introduction, Speed, Torque,...) Good Value... ![]() |
Sparkfun's ROB-11696 Hobby-Gear ![]() ![]() Brushed vs Brushless? ![]() |
![]() 2.10 b,c, 2.20 a, 2.6 |
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Session 6. (February) Wireless Communication (Infrared, Radio Frequency, R2R DAC, 555 Unpacked) | |||||
CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
51 Feb 26 |
Project Time: 2.5 or ISP | Optional Project Infrared: ![]() 555 Unpacked: ![]() |
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50 Feb 25 |
Project Time: 2.5 or ISP | 2.5 | |||
49 Feb 24 |
Project Time: 2.5 or ISP | 2.5 | |||
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48 Feb 23 |
Nordic Semiconductor
![]() 14Core: nrf24 Projects ![]() |
Communication Protocols (Serial, SPI, I2C, RF, IR, BT) nRF: Radio Frequency nRF24L01 Transceiver: Getting Started, Arduino Guide AVR Foundations Workbook: pp. 85-88 RF24 Library (tmrh20) Class Documentation ![]() ![]() |
![]() ACES' nRF24L01+ BoB... ![]() |
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47 Feb 22 |
![]() Datasheet... 4610X-R2R-103LF ![]() |
Familiar Resistor Network Designs![]() Theory Class (seeds and roots:)... Digital to Analog Conversion (DAC) Great blog and exceptional supporting video: ![]() Other useful video explanations... ![]() ![]() ![]() |
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Thevenin and Superposition ![]() |
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End of IR. RF next week... |
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46 Feb 19 |
IRremote (V2.5) Library Documentation Note: Active Development! Find IR Codes |
Communication Protocols (Serial, SPI, I2C, IR, RF, BT) ACES' Frame Player: Infrared (Digital) IR Data Communication → → → |
Fola's SMT RC ISP...![]() Your 3mm Emitter: LTE-3206 |
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NASA's Perseverance: Mars Landing today! |
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45 Feb 18 |
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Communication Protocols (Serial, SPI, I2C, IR, RF, BT) ACES' Frame Player: Infrared ← ← ← (Analog) Proximity Sensing (Digital) IR Data Communication → → → ![]() ![]() |
![]() ![]() (A MUST read) SB's: IR Control Theory |
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44 Feb 17 |
2. SHORT (4-30 cm) Distance Sensor: Sharp IR GP2Y0A41SK0F ![]() ![]() ![]() |
Communication Protocols (Serial, SPI, I2C, IR, RF, BT) ACES' Frame Player: Infrared |
Sharp IR GP1A58HRJ00F Photointerruptor ![]() ![]() |
3. NEAR (<15 mm) Proximity: (Reflective Optical Sensor) TCRT5000L ![]() RSGC ACES' Linus Line-Following Robot ![]() |
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43 Feb 16 |
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Communication Protocols (Serial, SPI, I2C, IR, RF, BT) Emitter:(Clear) Phototransistor: (Black) 1a. Interrupt Application (Analog) ![]() |
![]() Phototransistor vs Photoresistor (LDR) ACES' Frame Player: Infrared Measuring a motor's angular velocity (RPM) using a wheel encoder? ![]() |
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FAMILY DAY WEEKEND (February 12-15) |
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Chinese New Year: February 12. Year of the Ox (Aux?)... | |||||
CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
42c |
![]() Online Tone Generator |
![]() Terrific Tutorial: MSGEQ7 by Skoba RSGC ACES MSGEQ7 Audio Equalizer Prototype Custom LCD Character Function: createChar() |
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![]() (1:55) |
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Low Pass Filters:![]() ![]() ![]() |
The Briefest? Introduction to ... Passive Low and High Filtering Passive Low-Pass Filter Design Tool |
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42a Jan 29 |
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A 7-Band Audio Spectrum Analyzer The MSGEQ7 (Mr. D's favourite(?) 8-pin IC) The Definitive MSGEQ7 Blog... MSGEQ7 by J. Skoba ( LCD Wiring Refresher ) ![]() |
pp. 109-110![]() ![]() |
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41 Jan 28 |
![]() Mic/Amp with AGC ![]() ![]() |
AVR Foundations Workbook... pp. 109-110 ![]() |
Audio Input with Adafruit's ... Electret Mic/Amp ![]() |
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No Teaching By Order of Management :)
EAGLE PCB / ISP Q&A SESSION (Optional Attendance) |
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40 Jan 26 |
595 as SPI Device?![]() |
Communication Protocols (Serial, SPI, I2C, RF, IR, BT) AVR Foundations Workbook: pp. 82-83 ![]() |
![]() ![]() ![]() MBv3SPIBus.ino |
![]() ![]() Arduino C Toolchain... pins_arduino.h |
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SESSION 5.2: SPI and an Introduction to Audio |
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39 Jan 25 |
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EAGLE Loose Ends: Silk-screen Borders, Mitered Corners Milling Layer (46) and Reference Layer (49) Board Houses JLCPCBs, DirtyPCBs |
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2.10a
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38 Jan 22 |
![]() ACES_Generic.cam |
![]() Generating the Gerber (Manufacturing) Files Check & Rules Error (ERC) Design (.dru, DRC), ![]() |
Trace Width & Ampacity![]() |
2.10a |
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![]() Schematic: Replace (6mm for 12mm PB) Layers (Dimension, Holes, tOrigins, tSilk, 200bmp) Tools (Line, Miter, Hole, Mirror, Ratsnest, Show, AutoRouter, Text) ![]() |
![]() ACES_THT.dru ![]() ![]() |
2.10a![]() |
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No Teaching By Order of Management :)
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![]() Convenient EAGLE Libraries (.lbr): ![]() ![]() ![]() ![]() RSGC ACES Common Parts: THT, SMT, General |
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2.10a![]() |
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Holiday Challenge Results: SquareWave to Sine Wave ![]() ![]() Introduction to EAGLE PCB Design ![]() ![]() Application Orientation Projects, Preferences, Schematic, and Board |
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![]() 2.4.2 Perma-Proto 328P ![]() DL, CM, TS, FS, AS |
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SESSION 5.1: EAGLE PCB DESIGN |
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DECEMBER BREAK |
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CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
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USART Progamming of the Breadboard ATmega328P with support for Serial Monitor/Serial Plotter Mint Tin LEDs: Photo, |
![]() ![]() ![]() BlinkwithSerialOUT |
2.4.1
Breadboard ATmega328P ![]() JD, SGV, JG, DL* CM, HM, JO, TS FS, AS ![]() |
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MCU
Embedded Systems Martyn Currey: ATmega328p on a Breadboard Rheingold: Deep Crystal Discussion 2020/2021 Breadboard ATmega328P Mint Tin ATmega328P |
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![]() Flashing AVR MCUs with the ![]() Burning the Bootloader Voltage Regulation with the LM7805 (p. 34) |
Recall J. Goodwin's XTAL Oscillator ![]() ![]() |
![]() ![]() Would an ATtiny do? |
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BREADBOARD ATMEGA328P Project | |||||
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Behind the curtain... Wire-Level RTC Exercises (cont'd) 3. DS1307 RTC Timekeeping Registers Remember ... Great code is Modular: Arduino C Functions |
![]() sprintf, Format Codes |
![]() C++ Operator Precedence (p. 140) |
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DS1307 as UNO Appliance Behind the curtain... Wire-Level RTC Exercises (cont'd) 4. DS1307 Square Wave Exploration Video Support: ![]() ![]() |
DS1307 Block Diag...![]() |
SQW Control Reg...![]() |
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Review Homework ...![]() Behind the curtain ... Wire-Level RTC Exercises 2. TC74 Tiny Serial Temperature Sensor |
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![]() Mr. D's Soldering Tip ... ![]() |
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![]() ![]() ![]() Capacitor Visualizer Soldering |
PJRC: Stoffregen's DS1307RTC Library Discussion ![]() ![]() ![]() ![]() Two utility functions: uint8_t dec2BCD(uint8_t dec) uint8_t BCD2dec(uint8_t bcd) ![]() StructsandConversions.ino |
tmElements_t![]() ![]() Please have BoBs soldered... ← AVRISPProgrammer and DS1307 RTC→ |
DS1307 Registers![]() ![]() C++ Operator Precedence (p. 140) |
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Wire-Level RTC Exercises (cont'd)
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![]() ![]() DS1307RTC Excerpt... ![]() ![]() |
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Communication Protocols (Serial, SPI, I2C, RF, IR, BT) ![]() Behind the curtain... Wire-Level RTC Exercises 1. How I2C Communication Works Breadboard an I2C Bus with the DS1307RTC |
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![]() 2.4.? ![]() |
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PARENT-TEACHER INTERVIEWS - SESSION BREAK | |||||
Session 3. Code Modularity, Libraries and Serial Rx/Tx Communication I (7 Classes)
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CLASS | REFERENCE | CONTENT & CONCEPTS | SUPPLEMENTAL | PROJECT | |
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In-Circuit Serial Programming (p. 95)
Sparkfun's AVR Pocket Programmer First Look at Interrupts Recall the ATmega328p's Pinout (p. ii) TimerOne::Interrupts Stoffregen's TimerOne Library Documentation Recall ![]() First look at the ATmega328p's GPIO Ports Recall #include iom328p.h (hardware) ![]() TimerOne::Interrupts Revisited (Improved?) |
![]() ISP Idea? ![]() |
![]() OA, LC, XC**, JC, JD SGV, JG, DL**, CM HM, JO, TS, FS, AS 2.3 ![]() |
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![]() GPS, NMEA Decoder |
LCD Appliance![]() EAGLE Board View 5V Power Pins |
2.3![]() |
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24 Nov 16 |
![]() AVR Foundations ![]() ![]() ![]() |
Communication Protocols (Serial, SPI, I2C, RF, IR, BT) Serial Communicaton (UART) Part 1. AUTONOMOUS ARDUINO ![]() ![]() ![]() |
![]() ![]() Industrial Joystick (Possible ISP Idea?) |
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NOVEMBER BREAK | |||||
CLASS | REFERENCE | CONTENT & CONCEPTS | PROJECT | SUPPLEMENTAL | |
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LCD Technology: How it Works ![]() Your 16x2 Character Liquid Crystal Display ![]() ![]() RSGC ACES' LCD Examples: ![]() Digikey's LCD Inventory Sampler ![]() |
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![]() Tip: The F() Macro |
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Day 1 Exercises (continued) C: null-terminated array of char, as in, char name [] = "RSGC ACES"; or, ![]() |
Strings: Examples & Exercises ![]() |
![]() Core Libraries Classes: Static (Serial) vs Instantiated (String) |
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21 Nov 10 |
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Day 1 Exercises |
Endianness | Day 2 Function Concepts: Overloading Parameter Passing: Call By Value vs Call By Reference |
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Review of PoVWord Exemplar ![]() ![]() ![]() Day 1 Function Concepts: Stubs, Scope, Predicates, Call by Value vs Call by Reference ![]() Overloading ( as in Serial.print() ) |
Functions: Examples, Exercises Session 3 Loot... ![]() |
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SESSION BREAK | |||||
Session 2. Extending the Arduino's Output Pins and Persistence of Vision (PoV) (9 Classes)
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CLASS | REFERENCE | CONTENT & CONCEPTS | PROJECT | SUPPLEMENTAL | |
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'Tis the season... Ghosting and Masking Introduction to EEPROM #include Arduino.h (software) #include iom328p.h (hardware) MatrixMadeEZ Kit Components |
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![]() OA, LC, XC**, JC, JD*, SGV, JG*, DL**, CM*, HM, JO, TS*, FS, AS ![]() |
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![]() Dual 7-Segment POV ![]() |
Arduino Time Functions:
millis(), micros() Persistence of Vision (PoV) Dual CC 14-Segment Alphanumeric Display KWA-541CPGB Datasheet LPT-3748G Datasheet (2019/2020) |
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![]() ![]() First Look at (Arduino) C's... Preprocessor Directives ![]() Grade 10 Counting Circuit Revisited: Dual 7-Segments: 5011AS Datasheet |
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1D
Scrolling Technique![]() ![]() |
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Solder Up Your Morland Bargraph V3 This Weekend And Have Ready for Service on Monday | |||||
The THT Morland Bargraph V3 ![]() Morland Bargraph V4 |
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Appendix E. C Operators and Precedence (p. 140) Extending the MCU's (Output) pins... Introducing the 74HC595 Shift Register Different Datasheets: SN74HC595 Binary Display Counting Circuit (4-bit, 8-bit, 10-bit) |
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EC: 4020, 4060![]() Your kit contains... 32kHz XTal, 15MΩ Res |
Software: Iteration (aka Repetition, Looping) ![]() ![]() ![]() Logical (Bitwse) & Operator (p. 42) ![]() Inspired by J. Goodwin: ![]() |
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![]() (No-charge) Supplements: Resistor Networks Morland PCB 50' Red Hookup Wire ABRA-Nano |
Review of
Traffic Light
Appendix E. C Operators and Precedence (p. 140) Conditional Decisions (Branching) ![]() ![]() ![]() ![]() ![]() ![]() |
Online TA Support
10-LED Blue Bargraph ![]() |
![]() SIP Resistor Network ![]() |
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Session Break | |||||
Session 1. Arduino Fundamentals (10 Classes) |
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CLASS | REFERENCE | HARDWARE | SOFTWARE | SUPPLEMENTAL | |
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Hand in your DER Right Now! Please have your Hardware Debounce PCB soldered up for the start of class, please. First Look at... ![]() ACES' RGBLED Scripting Language V1 ? ![]() |
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2.1![]() OA, LC, XC*, JC, JD, SGV*, JG, DL*, CM, HM*, JO, TS, FS, AS |
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9 Sep 24 |
![]() Curriculum Night for (Day 1) Parents @ 7 |
Bit Shifting Example: analogRead() to analogWrite() Boeing's Big Mistake? What happens in hardware, stays in hardware :) Wiring an RC Debounce circuit |
We need to smooth out the state transition... ![]() |
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8 Sep 23 |
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![]() The ![]() (Mechanical) Digital Input? ![]() Controlling Bounce ![]() |
Button or Switch contacts can lead to false readings...:( ![]() |
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7 Sep 22 |
![]() pp. 16-17 |
Base Conversion Algorithm using Binary Decomposition The ![]() Analog Input? Successive Approximation Cooperative Code Session: VoltageDivider.ino |
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6 Sep 21 |
![]() pp. 14-15 LED Power Performance |
A possible late start due to Prefect Speeches?
The ![]() Analog Output? Pulse Width Modulation (PWM) Cooperative Code Session: BreathingLED.ino ![]() ![]() |
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5 Sep 18 |
![]() pp. 3, 6, 8 What happens if... you have an LED in pins 0 and 1 while uploading ? |
Writing GREAT Code: ![]() Standard Integer Data Types ![]() First Look at... ![]() |
Learn HTML: W3Schools ![]() Copy as HTML ![]() ![]() |
2.1![]() |
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4 Sep 17 |
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Back to the Toolchain for a moment...
Arduino C's Sketch Host: main.cpp Writing BETTER Code: ![]() Constants and Data Types Cooperative Code Session: 5mmRGBLED.ino (let's improve yesterday's code) |
File>Preferences: verbose compilation & upload Tools > Auto Format |
![]() Language Reference Digital Output pinMode(pin,mode) and diigitalWrite(pin,value) |
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3 Sep 16 |
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![]() Comparison of (External) Resistance: 0 Ω vs 220 Ω ![]() Arduino Toolchain Cooperative Code Session: 5mmRGBLED.ino (let's write some INFERIOR code together for starters :) |
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2 Sep 15 |
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Overview of the Arduino Hardware The ATmega328p Datasheet Custom Configuration of your Arduino Software IDE Source files: .ino BareMinimum.ino Hard Drive Scavenger Hunt! Example: Blink.ino |
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1 Sep 14 |
p. 0![]() |
AVR Foundations' Cover Video... S. Atkinson's: ![]() ![]() ![]() Power, Programming Ports |
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0 Sep 9 |
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