A nation's industrial development begins with junior engineers.
Chapter 277 A Scaled-Down Transistor Computer
Old Wang has been to this place a few times, but most of the time he just puts down his things and leaves without lingering.
I vaguely remember there was a large sorghum field here.
But now, the sorghum is gone, leaving only land covered in snow.
A row of solitary bungalows stood on the land, but according to Lao Wang's observation, a steel pillar had appeared next to these bungalows.
A kind-looking middle-aged man with a side-parted hairstyle stood smiling in front of the bungalow, waving his arms at the group.
As middle age approaches, Xiao Jiang has started to shiver again, much to his shame.
"Teacher Deng, would you like to eat pliers?"
Jiang Xia was somewhat at a loss. Looking at the large pliers in his hand, he held them up like a treasure.
Looking at the lobster claw with a large bite taken out of it, Teacher Deng smiled gently and took it from her: "It's been a few years since I've seen this. I splurged on it back when I got my degree from Purdue University."
"Mmm! It smells delicious. You know, in the early 19th century, this stuff was only for indentured laborers. Ordinary people would hide the lobster shells when they ate it to avoid being called a pauper..."
"Times have changed. Who would have thought that this would transform into a high-end delicacy?"
"By the way, do you know me?"
Hehehe, who wouldn't know you, unless you're one of those super-intelligent people who tag the author and hurl insults at anyone?
If it weren't for the crowd and the conspicuousness, I would have kowtowed to you.
Jiang Xia didn't say anything, but rummaged in his bag and pulled out a photo of himself and Boss Nie, handing it to Teacher Deng. He also took out a handful of soybeans and stuffed them into Teacher Deng's pocket.
"Hahaha! Alright, alright, I invited you here because I have some questions to ask you, but you've made me feel embarrassed!"
With that, Teacher Deng led Jiang Xia forward.
Teacher Deng's question?
Jiangxia mechanically trudged along, his boiling brain finally returning to normal function after being baptized by the cold wind.
During this period, Professor Deng's main concern was probably the data that the alliance expert casually mentioned.
hateful!
One piece of data kept Teacher Deng busy for three years.
But what can I do for Teacher Deng?
I don't know anything about "the deformation of the hydrogen nucleus" or anything like that.
With questions in mind, I went into the basement of the bungalow.
Uh, okay, the question is answered.
Looking at the three machines arranged in the tidy basement, the little guy suddenly realized. He'd been so busy lately that he'd completely forgotten about this precious little treasure he'd left at home.
"Hey, the Academy of Sciences has finally put the machine together? Weren't they just saying they didn't have enough transistors?!"
Hearing Jiang Xia say that, the middle-aged man in a military cap who was busy in front of the machine stood up straight. "Is this your junior brother?"
"Senior Brother Yun Gui?"
Ha! Senior Brother Yungui immediately gave Jiang Xia a big hug, "Finally, I've met the real person!"
As she spoke, she gave it a tight hug: "How did this head even grow? The structure of it is so beautiful. I think there's still room for further exploration..."
Of course it's beautiful! The CPU architecture is C8008, and even the DRAM is implemented according to the C1103 architecture.
There is certainly room for further exploration. After 8008 came 8080, and then the classic 8086.
The importance of the x86 architecture in the personal computer field needs no further explanation.
"By the way, let's not get too carried away. Let's take a look at the new machines we built based on your architecture diagram..." After exchanging pleasantries, Senior Brother Yungui pulled Jiang Xia over to the machines.
Tsk, what's there to look at? Do you want me to praise how beautiful this machine is? Compared to the prototype at home that used a wooden frame as a stand, this one is indeed much prettier. At least that disgusting rat tail is gone.
Electronic products are different from mechanical creations; many of them have a shiny exterior but are actually electronic waste.
As for how to verify it, just turn it on!
"Senior brother, can it be started now? To see if it works well, just run a few equations!"
Senior Brother Yungui seemed somewhat hesitant:
“We initially tested the original version, and it worked fine. But we just replaced the magnetic core memory with your original DRAM module, so we don’t know how it will perform…”
As he spoke, Senior Brother Yungui pointed to a large cabinet.
?
Oh! So that's why they brought me here. We discussed this replacement method with them back in Northeast China...
Replacement is perfectly fine. Although the read and write speed of the magnetic core memory is a bit slow, the operating frequency of the transistor computer built on the C8008 architecture is not much higher, so the slower read and write speed is acceptable.
"Senior, what is the read/write speed of our memory?"
"We've improved the distribution and order of the magnets, and compared to the first generation, the read/write response time is less than 1 microsecond!"
"That's no problem! Converted, the read frequency is about 0.483MHz, which is enough. Don't forget, a distributed architecture isn't constantly reading data..."
Yes, the read frequency of magnetic core memory needs to be halved, because it requires two operations to read data once.
"Hehe, we understand. We just wanted to show you, so you'd feel more confident..."
Well, that's only human nature.
As Jiang Xia turned on the scanner, he began to chat with his senior brother from Yunnan and Guizhou about why magnetic core memory was used instead of transistor DREM.
To put it bluntly, it's because we're poor...
They were so poor that they emptied their transistor warehouse, but they still managed to scrape together less than ten thousand transistors.
Even so, it was only because Dr. Lan Ying led the electronics factory to work day and night to produce this.
There's nothing we can do; the yield rate is just too low.
After the comrades visited the Academy of Sciences a while ago and saw the newly assembled machine, they immediately informed Professor Deng. Professor Deng finally managed to find some time to see it and immediately fell in love with it.
Seeing that the nodal equations that would normally take a whole day to calculate were completed in less than three minutes on this machine, Teacher Deng's eyes turned red.
"This computer is so small, just what I need. Let's get eight of them!"
8 units~~
The senior disciple from Yunnan and Guizhou also wanted to do it, but what could he do if he didn't have enough basic components?
After racking my brains, I finally came up with a solution to replace the original DRAM module with a magnetic core memory.
"In this way, a machine can be built using only 3000 transistors, and then these three machines were made for Professor Deng to use..."
After checking it over, there really was a problem.
A large error message popped up in red.
It's not a big problem. After all, the interface data channel of the magnetic core memory is different from that of the original transistor version. But it's easy to solve; it's just a matter of adding two more data leads.
After another flurry of activity, Teacher Deng couldn't stop smiling when "nihao, huaguo" reappeared on the screen.
Leaving aside Teacher Deng, who huddled in front of the computer and started trying to run the calculation program using two fingers.
Senior Brother Yungui pulled Jiang Xia aside: "Junior Brother, where did you get those transistors from the group you assembled earlier?"
"He tricked me out of the notebook; it was smuggled out of his hands."
"Can you rip me off any more?"
"Tsk, this is tough. What's wrong? Is domestic production really that bad?"
"Hey! The electronics factory says they're ramping up production, but I've already received orders for over 100 units. We're pretty good at wave soldering now, but without components, even the best work can't be done, right?"
Jiang Xia scratched his head and thought for a moment, then turned to ask Lao Wang, "Lao Wang, you said the boat you were on last time was borrowed by someone from Hong Kong? What was their surname again?"
"Huo!"
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