Questions tagged [minecraft-redstone]

Questions about redstone contraptions and machinery in Minecraft. For command block contraptions, use the "minecraft-commands" tag instead. Always use this tag together with the "minecraft-java-edition", "minecraft-bedrock-edition" or "minecraft-legacy-console" tag.

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2answers
3k views

I need to make a flush iron trap door

I need to make a trap door that, when provided input, opens up. However, the redstone must be entirely underground. It is okay if the redstone is visible from within the hole, I just need it to not be ...
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0answers
335 views

Detect Newly Loaded Chunks Using Command Blocks/Redstone [duplicate]

I'm currently using the latest 16w20a snapshot, but AFAIK, anything that works for this problem in 1.9 will work here. Basically, I'm trying to detect when new chunks are loaded. This way I can /...
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1answer
2k views

minecraft item frame not outputting redstone signal when item turned

I have an item frame on a block of emerald. In the item frame there is an anvil. I'm using vanilla Minecraft 1.9. When I turn the item in the item frame no signal comes out of the comparator. I have ...
3
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4answers
39k views

How do I create a repeating charge using redstone/repeaters?

Despite having some experience with Minecraft, the use of redstone is one thing that I never managed to get the hang of. I have no issue creating simple works such as redstone doors and other ...
0
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2answers
112 views

Easiest/cheapest way to light a redstone lamp when mobs fall through tunnel onto hoppers

I am playing an MCPE hermit chunk map. There is 1x 16x16 chunk for me to work with, and so far no access to the nether. I have limited supplies, so the cheaper the better. Also, since I do not ...
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2answers
281 views

Minecraft pulse generator is permanently powered if i toggle too fast

Id like to know if there is a way to make it irrelevant how fast you toggle the switch. The result should allways be a single short impulse. This is the regular behavior: And this is the behavior ...
0
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1answer
198 views

Redstone torch, repeater, comparator help

I'm trying to make a simple chest shop casino by tutorial on YouTube (link). Everything went well it's really simple but I'm struggling with one thing that is happening to me. Look at screenshots. At ...
1
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2answers
551 views

How do I make a slow clock without taking up space? [duplicate]

I'm making a minigame where a player has to survive in essentially a world of hell. I am creating a "water bar", where players must drink to survive. It is a dummy scoreboard objective. I want to run ...
2
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1answer
497 views

Power golden rails from minecart(placing rails in large scale)

Is there any way how to power golden rails from within minecart? What I mean is placing rails on the go and also some way of powering them immediately. To place them on the go is easy, I just put a ...
2
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1answer
235 views

How to test for if all players of a particular team are on a particular area? [duplicate]

I'm making a minigame map in Minecraft and I cant figure out how can I test if all players from a particular team are in a particular area using Command Blocks (with a radius of 8 blocks, if all ...
4
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2answers
533 views

Vertical redstone crossroads

I have 2 redstone signals that are unavoidably going to cross each other vertically (i.e. One is horizontal and the other moves vertically through it). I ideally need a way to have these signals pass ...
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2answers
10k views

Is it really possible to get to the End City without killing the Ender Dragon like in this video?

I watched a video about how to get to the End Cities without killing the Dragon: It shows how to find the End Cities without killing the Dragon. The player builds a ...
4
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1answer
114 views

Signal directing on lanes

I'm constructing a minecart trainstation and as you will have guessed, that involves 15 lanes of adjacent redstone wiring. In my station, there are many instances in which I need to power other lanes ...
4
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2answers
417 views

What's going on inside the game when a BUD switch activates?

I understand completely what a BUD switch is and what purpose it serves. But what within the game is happening when a BUD switch works? What allows it to work and what is the game thinking?
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1answer
1k views

How to setup a scoreboard for items

I am making a map where if you jump on a pressure plate you get 1 paper, how can i make it so when I get 1 paper the scoreboard counts it and then displays it and also how do i make it so if I drop 1 ...
1
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1answer
960 views

Can anyone tell me what are the uses of a Redstone Comparator?

I am not good with Comparators, I would like the above to be answered so I can fully understand them.
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3answers
345 views

How do I build a device to pull items upwards? [duplicate]

I'm trying to make a quarry, as in some quarries I've seen you can pull items with a device which is upstairs. I've read about the dropper elevator, but that one has the redstone circuits downstairs ...
1
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2answers
2k views

MC 1.9: Chunk Loader for Redstone Circuits?

I have developed an automatic train system using minecarts and redstone circuits to let the minecarts travel between stations. It worked so far for lines in the near environment. But I noticed that it ...
2
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2answers
3k views

Is there a way to make a piston push any block in front of it, when that block is placed?

I'm having trouble setting up fish farms... I can kill the elder guardians without much trouble, but when it comes time to drain the ocean around the temple they always manage to kill me. My last ...
6
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3answers
8k views

Hidden Pressure Plates

I want to make a trap in Minecraft, and I can only do this is with a pressure plate. Any ideas on how to get an invisible one?
6
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1answer
893 views

Redstone circuit that activates on short pulse and does not activate on longer pulse

I made a circuit that activates on a long signal but I am missing one that activates on a short pulse and does not activate if the pulse time exceeds a certain pulse. Everything I made still activates ...
1
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2answers
508 views

Redstone repeater delay if activated

Can you make a lot of repeaters activate after 10 seconds of making sure it's really activated? Like, if there is a redstone current that lasts 5 seconds (It will deactivate after 5 seconds) then it ...
3
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4answers
7k views

Wireless Redstone Lamp without Command Blocks?

So I want to create a building that shows no Redstone. And one of the problem is the lighting. I really want to see if I could get a Redstone lamp float above ground by 1 block and be able to be ...
4
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1answer
459 views

System with multiple inputs, but when one is activated it disables the other inputs

I am currently working on a bank system. However, it cannot accept multiple inputs at the same time (through multiple ATMs). So I made it so that every ATM will output a signal when a user has ...
2
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1answer
7k views

How can I build a redstone-powered vehicle?

I tried to build a redstone vehicle in Minecraft (vanilla), but my attempts proved futile. I tried to build it using pistons, wire and some pushable blocks, but it didn't work, because the wire breaks ...
1
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1answer
376 views

Trouble wiring a double row of droppers

The problem seems simple enough. I want to power a double row of droppers. My idea was to redstone wire it this way: Take a double decker row of droppers, and run redstone across the top. However, ...
3
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1answer
150 views

What Specific Blocks are needed for Turing Completeness?

Let's say I want to make a shop with all the redstone components required for Turing-completeness. Since we know Minecraft is Turing-complete, what are the basic blocks required? Ex: Comparators might ...
5
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2answers
2k views

Trouble making a 5 x 6 wall of redstone lamps

I am trying to make a 5 high by 6 wide cube of redstone lamps to work all at once but I'm having issues getting them to work. They need to be wired so that you can turn them on and off with a clock. ...
0
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1answer
120 views

How to execute different redstone circuits according to a scoreboard variable?

I have a scoreboard variable that counts a killstreak of a player. when a player uses his killstreak I want to preform different actions acording to his killstreak points(1-9) and the team(red-blue). ...
3
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2answers
101 views

How to take the Nth item from a chest?

I dont know if it is possible, but I wanted to ask how can I take the Nth item from a chest? Like I have 7 items in chest in 7 slots and I want take the 4th. Hopper always takes the first one. Is ...
1
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3answers
736 views

Shuffling items in a chest

I am trying to make a game in vanilla Minecraft, and I need to shuffle items in chest. To do that I made a dropper system that allows to shuffle 9 items (and multiples of 9). The problem is, that when ...
16
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4answers
70k views

Without mods, is it possible to filter items in hoppers/droppers/others?

I'm new to Minecraft, and finally out of my "build a log cabin and try not to die" phase. I just completed my second useful machine today, a dropper-vator from level 14, up to the top of a large(ish) ...
3
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1answer
343 views

How to /testfor 10 wheat [duplicate]

I am trying to /testfor 10 wheat anywhere in the players inventory. I have tried this command: testfor @a {SelectedItemSlot:0,Inventory:[{Count:10b­,id:minecraft:wheat}]} But it gives me this same ...
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1answer
737 views

How do I make a Block Update Detector?

I am running the latest version of MCPE, so I don't have access to pistons, redstone repeaters, or redstone comparators. Is it possible to make a BUD switch?
0
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1answer
8k views

Minecraft: Increase Redstone Signal Without Delay

I want to increase (repeat) the signal of redstone, as the signal can only travel for 15 blocks without repeat, however using repeaters is not the solution, as repeaters have 1 tick of delay, which is ...
1
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0answers
94 views

How do I send items to a gregtech machine only if it is not running?

So I have an array of gregtech machines (induction furnaces at the moment, but I want to set up rotary macerators, singularity compressors, industrial centrifuges, centrifuge extractors, etc). Each ...
0
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1answer
143 views

How to trigger powered minecart?

I tried to trigger a powered minecart with dispenser and hopper, but no luck. How can I give coal to it with a push of a button?
3
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2answers
6k views

Efficient way to power stacked rows of pistons?

How can I power two vertically stacked rows of pistons, hopefully with a minimal number of repeaters? I can get the bottom row powered with just a line of redstone on the gold blocks behind as shown, ...
1
vote
1answer
907 views

How can I generate a redstone signal without using redstone power components?

I'm trying to design some redstone puzzles that require unconventional solutions. Is there a way to generate a redstone signal that does not rely on any redstone power components? Two years ago I ...
0
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1answer
851 views

Hopper to trigger say command for each item inserted?

I have a hopper sorting system that is working but the issue is that I want it to trigger a command block per item. I have the command blocks setup and working but it only does it once per stack of ...
2
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1answer
142 views

Redstone Producer/Receiver

In Minecraft Pocket Edition, there was recently a new update including basic redstone contraptions. I have experimented around, but I can't find: What a Tripwire Hook does, and how it produces ...
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1answer
280 views

How to /testforblock chest with items and blocks inside [duplicate]

It doesn't have to be specific, just items and blocks.
0
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2answers
310 views

Increasable and decreasable signal strengths - Minecraft

I want to be able to press a button to increase a signal's strength by 1 and press another button to decrease it by 1. I have thought about making 15 t flip-flops, but that sounds like a difficult way ...
7
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3answers
2k views

How do I build a 4x2 Piston Gate?

I have been searching the Internet searching for the solution, but I have yet to see it... Just to clarify I am NOT looking for... I want to solution to the following gate... The Gate is very ...
5
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4answers
1k views

What is the point of delays on redstone repeaters?

I think that redstone in Minecraft is quite confusing, so I'm learning about it. Then I came across redstone repeaters. I read about them and it says they repeat signals and can delay ticks. What does ...
1
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2answers
10k views

How do I detect time in minecraft with a command? [duplicate]

This may be a duplicate, but I need help! I am creating a realistic zombie apocalypse map in minecraft. I want it to detect when the time is 0 and say what day it is. So help me! Tell me what commands ...
4
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2answers
2k views

Redstone circuits in spawn chunks in Minecraft SMP and no players online

I tried to search this question, but it seems to be rather specific. The problem I have is the following: We have a small SMP server in Minecraft and I set up an iron golem farm according to ...
1
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1answer
454 views

How do I do a tp rotation in minecraft 1.8?

Please help I never get my head rotated only body
0
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0answers
120 views

Piston is powered without redstone? [duplicate]

I have this problem with my redstone. Im trying to build a trapped chest piston trap, but 3 of the pistons will just not deactivate. it stays powered even when its not connected to anything. is there ...
1
vote
1answer
152 views

Turn based redstone system

I'm trying to build a map in Minecraft on PS3, so far I've build a redstone counter. You can select up to 4 players and the counter counts up which player has to play. But I have no idea how I can ...

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