About Rookie Engineer's Blush Blog

In this blog, I will introduce the flow to solve the questions and troubles that occurred during the training of Altima's new engineers.
Please use the practical know-how that newcomers full of individuality have acquired through their struggles in their work.

 

A lot of useful information!

■ Analog-related articles

・ Magic of Coil ~Boost~
・ Continued! Magic of Coil ~Boost~
・ Trigger of oscilloscope ～Are you going to trigger it? ~

・ What are the types of resistance? About each feature and use!
・ What are passive components and active components? About each difference!

・ The path to my first circuit design (1) ~Types of DC/DC converters~

・ Don't be fooled by appearances - Anode and cathode edition

■ Program-related articles

・ Types of logic circuits - order? combination? ~
・ The World of Numbers Represented by Bits -Codes-
・ The World of Numbers Represented by Bits -Floating Point Edition-
・ NULL, who the heck are you? ~ indicates the end of the string ~
・ Initial value problem ver.C language
・ Actually the same person! ? arrays and pointers
・ Reality of ASCII code [Part 1] ~ 49 even though it is 1 ? Input/output format ~
・ The Reality of ASCII Codes [Part 2] ~ Correspondence between ASCII Codes and Characters ~
・ Reality of ASCII code [Part 3] - Subtract '0' from num? ~
・ malloc ~challenge to the unknown~
・ Is it unreadable to humans? The Mystery of Binary Files

■ Processor-related articles

・ CPU can do it
・ A watchdog for a microcomputer? watchdog timer
・ Serial and parallel processing
・ [ Nios II ] Booting from on-chip memory ~time short story~　
・ [ Nios II ] Booting from on-chip memory ~ Qsys change ~
・ Frequency by division Get !
・ Great performance in SoC! ? What is the MMU's role? ?
・ Great performance in SoC! ? What is the MMU's role? ? ～ Part 2 ～
・ What are UARTs? ～Difference between serial communication and parallel communication～
・ Let's learn about the much-talked-about IoT ~ 3G, LTE ~

■ Articles related to External Memory Interface

・ External Memory Interface ～What is memory?～
・ External Memory Interface ～Read/Write?～
・ External Memory Interface ～What is PHY?～
・ External Memory Interface ～ALTMEMPHY? UniPHY?～
・ External Memory Interface ～External memory interface HDR～
・ SDR and DDR ～Processing of DDR data by FPGA～
・ Memory IP ～Accurate and efficient data transfer～
・ Memory IP ～Selection of FPGA～
・ Memory IP ～generation and parameter input～
・ Memory IP ～Save and recall presets～

■ Articles related to clock products

・ About crystal unit matching
・ About the frequency accuracy of the clock generator
・ About ringing
・ About clock signal accuracy notation
・ VCOs and VCXOs
・ Note the amplitude of LVDS
・ The intimate relationship between PLL loop bandwidth and spread spectrum
・ Application of PLL (Let's reduce EMI with spread spectrum!)
・ PLL division/multiplication
・ About buffers
・ Types and application of timing products
・ Why is Real Time Clock 32.768 kHz?
・ Why should I care about Jitter? ?
・ About Jitter
・ The clock is the heart of the system!

■ Tool-related articles

・ Build design automatically! ? ～PCI Express～
・ Elimination of test bench allergy
・ Managing Warning Messages in Quartus Prime
・ Configure without launching Quartus Prime! ?
・ Pin Assignment - Which pin is this signal on? ~
・ Lurk inside the FPGA! A bimyo relationship with DSP
・ Trio of IBIS/FPGA/QuartusR II -Specifications are up to you-
・ Megafunction ~ Memories rewind, troubles fast forward ~
・ Megafunction 2 ~An encounter with an error is always sudden~
・ Chef's Whimsical Test Bench ~Secret recipe to save time~
・ A Tale of I/O Standard ~Tools Obedience to Devices~
・ Unused Pin Rhapsody ~Part 1~
・ Unused Pin Rhapsody ~Part 2~
・ Unused Pin Rhapsody ~Extra Edition~
・ Unused Pin Rhapsody ~Continued/Extra Edition~
・ Logic synthesis and placement and routing
・ Useful to know! Programming options!
・ Easy environment reproduction with archive files

■ Configuration-related articles

・ What is configuration mode?
・ Selection of Configuration ROM
・ configuration time
・ Power On Reset
・ FPGA initialization time
・ Difference between FPGA POR and Initialization
・ POR Circuit for MAX V
・ FPGA configuration sequence
・ programming? configuration?
・ Reduce configuration time with data compression!
・ Shorter configuration time in FPP mode!
・ Shorter Configuration Time -Extra Edition-
・ Reducing configuration time -Extra 2-
・ EPCS and EPCQ - Precautions when using -

■ Board design related articles

・ The bimyo relationship between regulators and FPGAs
・ short? open?
・ Mass man's FPGA board production 1 "About the absolute maximum rated voltage"
・ Mass man's FPGA board production 2 "Dumping resistor and overshoot"
・ Mass man's FPGA board production 3 "JTAG configuration failed..."
・ Mass man's FPGA board production 4 "Power supply / GND wiring is the main artery of the board"
・ Mass man's FPGA board production 5 "Points to note when measuring the FPGA board with a multimeter"
・ Mass man's FPGA board production 6 "Measuring FPGA current voltage characteristics with a curve tracer"

・ I made my own DCDC converter! (1) “Explain the process of making an evaluation board! 』
・ I made my own DCDC converter! (2) "Introduction from parts selection to hand assembly! 』
・ I made my own DCDC converter! (3) "Introducing points to note in layout design! 』
・ I made my own DCDC converter! (4) “No way! 』
・ I made my own DCDC converter! (5) “Challenge phase adjustment! 』
・ I made my own DCDC converter! (6) “There is an error between the simulation result and the actual machine! ? 』

・ I made a DC/DC converter using a universal board (1)

・ I tried making a DC/DC converter using a universal board (2)

・ I tried making a DC/DC converter using a universal board (3)

・ I made a DC/DC converter using a universal board (4)

・ Create a power supply with your own printed circuit board! (1)

・ Create a power supply with your own printed circuit board! (2)

・ Create a power supply using a homemade printed circuit board! (3)

・ Create a power supply using a homemade printed circuit board! (4)

・ Create a power supply using a homemade printed circuit board! (5)

・ The path to my first circuit design (2) ~Selection of DC/DC converter~

・ The path to my first circuit design (3) ~DC/DC converter board design~

・ The path to my first circuit design (4) ~ Implementing a DC/DC converter ~

・ The path to my first circuit design (5) ~Evaluation of DC/DC converters~

・ The journey to my first circuit design (6) ~Final episode: Bonus~

・ Making a line tracing car from a power source (DC/DC converter specification review)

・ Making a line tracing car from a power source (Preparation for mounting a DC/DC converter)

・ Making a line tracing car from a power supply (Line tracing car circuit implementation)

・ Making a line tracing car from a power source (assembly of a line tracing car)

・ Making a maze escape machine: LT8609A operating waveforms that even beginners can understand

・ Making a maze escape machine ~LT8609A board layout design and practical training summary~

・ Move, Run, My Machine ~Power Supply Design~

・ Move, Run, My Machine ~Car Body Construction Edition~

・ Move, Run, My Machine ~Driving Edition~

・ Don't get caught up in short-term profits - Power supply design edition

・ Be careful of exposed solder! ~Component interference edition~

■ Device-related articles

・ Intel: Stratix 10 FPGA & SoC Announcement - What is an FPGA?
・ Overwriting prohibited!? Writing to Flash memory
・ What is FIFO?
・ About SER
・ What is FPGA?
・ Realizing ROM RAM FIFO with FPGA built-in memory blocks?!
・ Masuo's FPGA Practice 1 "To operate PLL with high accuracy (1)"
・ Masuo's FPGA Practice 2 "To operate PLL with high accuracy (2)"
・ FPGA I/O Functions - Programmable Current Strength - Part 1　　
・ FPGA I/O Functions - Programmable Current Strength - Part 2
・ FPGA I/O Functions - Open Drain? Open Collector? Tri-State?
・ FPGA I/O Functions - What is Voltage Conversion?
・ FPGA I/O Functions - Voltage Conversion with Open Drain!!

・ Dophy's failure collection ~part 1~

・ Building a Maze Escape Machine ~An Introduction to the LT8609A that Beginners Can Understand~

■ Articles related to HDL design

・ Easy description of design! ～ Design Template ～
・ Let's use the IP ~ I want to see the contents of the IP ~
・ Differences between Verilog and VHDL - Difficulties in conversion -
・ Verilog HDL for the first time - Find the cause of Error! ~
・ Differences between synchronous and asynchronous circuits ~Conclusion~
・ Differences between synchronous and asynchronous circuits ~extra edition~
・ How to write a Verilog HDL if statement
・ Enter all conditions in the case statement
・ Verilog HDL
・ frequency divider
・ Differences between VHDL and verilog HDL ~ Signals with different bit widths ~
・ initial value problem
・ Verilog grammar Difference between blocking and non-blocking logic synthesis

■ Articles related to power supply/power consumption

・ Power supply selection with EPE!
・ Power supply for multiple FPGAs - What is the role of each?
・ Power supply for multiple FPGAs - Notes on power supply sharing
・ Be careful! Restrictions on power up
・ Choose! How to estimate power consumption -PowerPlay Power Analyzer-

・ DC-DC converter ～Secret of voltage conversion～
・ The source of electricity, what is a “power supply”!?
・ Which one is better? ～Linear and Switching～

■ Articles related to timing analysis

・ Timing Analysis Series 1 "Timing Analysis Concepts"
・ Timing Analysis Series 2 “What is an SDC file? 』
・ Timing Analysis Series 3 "Understand commands written in SDC! 』
・ Timing Analysis Series 4 “Timing analysis results are represented by slack values! 』
・ Timing Analysis Series 5 "Optimizing Performance 1"
・ Timing Analysis Series 6 "Optimizing Performance 2"
・ Timing Analysis Flow - Until Constraints are Applied -

■ Transceiver-related articles

・ Transceiver - What is PCI Express gen3 x8? ~

■ Communication-related articles

・ What is communication? Acknowledgment in Wonderland ~Part 1~
・ What is communication? Acknowledgment of Wonderland ~Part 2~

Disclaimer and Precautions for Use

This page is subject to change without notice.

Please note that we are not responsible for the effects of the results of operating the circuits, technologies, and programs dealt with on this page.

This page is a supplementary material for using the product. When using the product, please also use the English version of the documentation.

Please note that the information on this page may not be the latest.