DIY a low-cost ultra-thin campus card?

Used tools:

DIY一张低成本的超薄校园卡?

1.ACR122U or PM3, I use ACR122U, which is used to solve data.

2. TheUID coil, used to clone the campus card.

DIY一张低成本的超薄校园卡?

3. Ferrite anti-magnetic paste, used to shield interference, what is the role of this thing.

4. Plastic, used to waterproof the coil, this general print shop is there.

ACR122U

The first step is to engage in the coil.

DIY一张低成本的超薄校园卡?

Read data

DIY一张低成本的超薄校园卡?

First of all, we must understand what is in the campus card, otherwise it can’t be made. With the mobile phone, the flashlight is used to see the junction, and the two parts are used to play, one coil is a chip. Just like [Wipe] in this picture below

NFC coil

Only the coils in the campus card are squares below.

DIY一张低成本的超薄校园卡?

So, we can make DIY you want to do if we can make the coil. [鼻] [nose]

DIY一张低成本的超薄校园卡?

So there are two options:

DIY一张低成本的超薄校园卡?

The first is to dig out the chip and then use the coil weld.

The second is to talk about chips and coil clones.

The second support is required, that is, the ACR122U, solving the card data, and copy it to the new UID coil.

DIY一张低成本的超薄校园卡?

Well, we got it.

Second steps

That is to use the plastic machine to plasticize the coil, so it is beautiful and waterproof.

DIY一张低成本的超薄校园卡?

Put the coil on the ferrite

DIY一张低成本的超薄校园卡?

Plastic paper

Plastic sealing machine

Plastic OK

Trim down [鼻]

DIY一张低成本的超薄校园卡?

You can take this credit directly, or you can put it on the back of your phone.

[薇 别 走] [薇 别 走] Some brothers know this mobile phone? ?

Second steps

That is to use the plastic machine to plasticize the coil, so it is beautiful and waterproof.

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