How to check Serial COM Port in Windows ?

Check Serial COM Port in Windows

• Press Windows + X and select Device Manager.
• Expand the section called Ports (COM & LPT).
• You’ll see entries like USB Serial Device (COM3) or Communications Port (COM1).

How to disable driver signature enforcement in the installer on windows 10/11 ?

🛠️ Installation Prerequisite (Driver Signature Enforcement)

Before installing ALD/ADS Virtual Utility, you need to disable Driver Signature Enforcement.

• please disable driver signature enforcement to allow installation. This is required for compatibility with Windows 10 security policies.

🛠 Steps to Disable Driver Signature Enforcement

1. Hold down the Shift key and click Restart from the Start menu’s power options.
2. After reboot, select Troubleshoot → Advanced Options → Startup Settings.
3. Click Restart.
4. When prompted, press F7 or 7 to choose Disable driver signature enforcement.
5. Windows will boot with signature enforcement disabled—proceed with the installation.

⚠️ This change is temporary and will reset after the next reboot.

🔌 Connector Standards

Acode cash drawer triggers and related POS accessories typically use standard 4‑pin RJ11 or 6‑pin RJ12 connectors. The solenoid (which physically opens the drawer) is activated across Pins 2 & 4 or Pins 4 & 5.

🖨️ Hardware Compatibility

Acode triggers are designed to work with all standard printer‑driven cash drawers. Please see the pinout table below for reference

⚠️ Pinout Compatibility Notice

Most cash drawers follow the same standard pinout as Acode. However, some models use different pinouts. Incorrect pinout connections can damage the device.

👉 Always verify that the cash drawer pinout matches before connecting.

📐 RJ11 / RJ12 Pinout Configuration

A standard Acode‑compatible cash drawer pinout operates on 12V–24V DC and follows this layout:

• • The open/close detection function on Models Plus is supported via pins 3 and 6.

How to check cash drawer pin assignment ? 

1. (Right Meter) Check the Red Pin 2 and Pin 5  , Green Pin 4 wires  common on the solenoid shows a slight variation in readings.

2. (Left Meter) Check with the Pink Pin 3 and Black Pin 6 wire shows a significant difference between cash drawer open and closed.

• This cash drawer routine supports standard Epson and Star POS printer pin configurations, as well as all Acode cash drawer triggers.
• Important: You must verify the your cash drawer’s solenoid voltage and pin assignment before connecting it to your receipt printer or POS terminal or Acode cash drawer triggers.

How to Install the AcodeTrigger Unlock-Smart Apps on Android System ?

Step 1: Pre-Installation Checklist (Bluetooth Version)

• Download the Unlock-Smart app from ACODE’s official website.
• Save a backup copy of the APK file for future use.

Step 2 : Locate the APK File

• Open your device’s File Manager.
• Navigate to the Downloads folder.
• Tap the Unlock-Smart APK file to begin installation.

Step 3: Install the App

• Tap Install when prompted.
• Wait for the installation process to complete.
• Tap Open to launch the app.

 Step 4: Grant Permissions (If Required)

• On first launch, the app may request access to certain features.
• Tap Allow or Deny based on your preferences.

 Step 5: Pair a Bluetooth Device

Turn On Bluetooth

• Swipe down from the top of your screen to open Quick Settings.
• Tap the Bluetooth icon to enable it.
• Alternatively, go to Settings > Connected devices > Connection preferences > Bluetooth and toggle it on.

Scan and Connect

• In Bluetooth settings, tap Pair new device.
• Wait for your target device to appear under Available devices, then tap it.
• Confirm the pairing code or enter the PIN shown on the product label (typically “BC”).
• Once paired, your Bluetooth device is ready to use.

Step 6:  Start AcodeTrigger  Unlock-Smart Apps

Tap the green gear icon, enter the password, and proceed to the system configuration menu.

Step 7: Label Code for This Product:

Basic setup is complete. For AcodeTrigger configuration, please refer to the user manual.

Video Demo:

USB Cash Drawer Trigger vs Bluetooth Cash Drawer Trigger

I need to open cash drawer connected to my Android mobile phone, USB vs Bluetooth cash drawer trigger which is better for faster checkout process ?

USB vs 🔵 Bluetooth Cash Drawer Trigger

Decision Tips

• Choose USB if you prioritize speed, reliability, and security.
• Choose Bluetooth if mobility and cable-free setup are more important.
• Consider your work environment, device compatibility, and interference risks before deciding.

The ACODE USB and Bluetooth Trigger is compatible with most standard POS cash drawers that operate on 12–24V and use RJ11 or RJ12 connectors. The key difference is that RJ11 has 4 pins (limited sensing) while RJ12 has 6 pins (supports both kick pulse and open/close status sensing)

Cash Drawer Compatibility with ACODE USB Trigger

Supported Drawers:

• Works with printer‑driven cash drawers using RJ11/RJ12 connectors.
• Compatible with 12–24V solenoid drawers (most Epson, Star, Citizen, and Acode models).
• Designed for setups without a receipt printer — connects directly via USB to a PC, POS terminal, or Android device.

Trigger Operation:

• Appears as a virtual COM port.
• POS software sends a preset open code → trigger energizes the solenoid → drawer opens.
• Return codes can confirm open/close status when paired with RJ12 sensing pins.

Connector Comparison: RJ11 vs RJ12

• Most POS systems and receipt printers require at least 5 pins, making RJ12 the more reliable choice.
• RJ12 connectors are compatible with RJ11 plugs, but RJ11 plugs sensor functionality will be limited.

.

What types of cash drawers specification can detect open/closed status ?

Cash drawer Specifications :

• Cash drawer RJ12 6 Pin Plug.
•  Electrical 12~24 Volts DC, < 100 Msec, 1A.
• Solenoid Pin 2 or 5 with Common Pin 4
•  Pin 3 & 6 for cash drawer sensor.

AT10 USB & Bluetooth Cash Drawer Trigger – Sensor Requirements

Plus Series Sensor Options:

• Sensor‑CR: Normal Open & Close (AT10U3 only)
• Smart‑Sensor‑2: Normal Open
• Smart‑Sensor‑3: Normal Close

* Please review product details for compatibility.

 If you have any questions, please contact us.

Line Printer , Laser Printer and Inkjet printer without cash drawer port , how to open cash drawer ?

Some stores, such as furniture stores, use Line Printer, Laser Printer or Inkjet printer to place orders and collect payments. However, these printers do not have the open cash drawer function, is there a way to open the cash drawer ?

What choice you have ?

1).  AT10-Push button series Manual push button (no development need)

2). AT10U3  USB Hot Key Model  (no development , bundle with windows utility)

3). AT10U3 USB series  USB Model  (need program/system development)

4). AT09AW Browser-Based model , open drawer by web 

Here’s a basic concept for a Product Select Page

(no development , bundle with windows utility)

How to Open Cash Drawer using windows command ?

Open Cash Drawer using windows command

• Hold Windows Key + R
• Type “cmd” and click “OK”.
• Serial port : Type con>com(port number) and click “OK”
• Type “any code ” and click “OK”
• The cash drawer opens.

Cash drawer opening code for Epson POS printers?

Opening code for Epson POS printers :

ESC p 0 1B,70,00 Epson cash drawer 1 open command
ESC p 1 1B,70,01 Epson cash drawer 2 open command

.

How can I open cash drawer when a receipt is printed during a sale and when no receipt is printed such as during a cash refund, in conjunction ?

If your cash drawer system, powered by the AT10ME series, offers flexible access methods to meet both transactional and non-transactional needs. It supports automatic opening via POS printer, manual access through push button, and wireless control via Bluetooth.

System Connection Overview :

• POS Printer connects via DK port to the AT10ME RPT input
• Cash Drawer connects via RJ port to the AT10ME
• AT10ME supports:
• Push Button (manual trigger)
• Bluetooth Device (wireless trigger)
• Type-C USB Power – Connects to adapter or POS printer USB power for streamlined setup

Three Ways to Open the Cash Drawer

• Automatic Mode Triggered by the POS printer—drawer opens when a receipt is printed.
• Manual Mode Triggered via push button using the AT10ME-PB Buddy Series—ideal for “No Sale” operations such as refunds or drawer access without a transaction.
• Bluetooth Mode Triggered wirelessly using the AT10ME-BT Bluetooth Series—allows remote drawer access without a direct POS connection.

Model-Specific Functions

Each AT10ME model offers distinct features:

• AT10ME-PB includes a built-in push button.
  AT10ME-BT supports Bluetooth wireless triggering.

We’re here to help—contact our team anytime with your questions.

What is the difference between dedicated and non-dedicated serial interfaces?

Clearly explained :

• Dedicated  Mode : Activate Cash Drawer Using any data.
• Non-Dedicated  Mode :  Activate Cash Drawer Using specific Code.

All Non-Dedicated series please contact us 

Web-Based Control of USB Cash Drawers Using HTML and JavaScript

With the AT09W or AT10U3 USB browser-based cash drawer trigger, you can seamlessly control and monitor a cash drawer directly from a web page. Utilizing HTML5 and JavaScript, this solution enables drawer operations without the need for traditional POS systems or external software.

Setup Instructions

1. Use a device running Windows 10 or 11.
2. Plug in the USB browser-based trigger — Windows will automatically install the necessary driver.
3. Install and launch the browser-based trigger utility.
4. Add simple HTML or JavaScript code to your web page to:
   • Send commands to open the drawer.
   • Detect and display the drawer’s status.

🌐 Benefits

This setup allows seamless integration with web-based POS systems, enabling drawer control without the need for a full EPOS platform.

We’re here to help—contact our team anytime with your questions.

How to Use ACODE USB Cash Drawer Trigger to Detect Open/Closed Status ?

The ACODE 10U3 Series USB Cash Drawer Trigger Plus supports real-time detection of the drawer’s open or closed state.

About Trigger Plus Models:

• Model Type 00102-00001
  • Requires programming to check hardware control signals
  • Detects drawer status through manual polling
• Model Type 00102-0300x (where x indicates sensor type: normally open or normally closed)
  • Automatically returns drawer status codes
  • Simplifies programming and enables continuous status monitoring

⚠️ Important:

• Your cash drawer must be equipped with a compatible sensor that matches the open/close specifications of the trigger module.

If you have questions or need help selecting the right model, feel free to contact us — we’re happy to assist.

Video Demo: 00102-0300x for open cash drawer return code

How to use ACODE Bluetooth cash drawer trigger to detect cash drawer open/close status ?

The ACODE 10B3 Series Bluetooth Cash Drawer Trigger Plus is designed to monitor the open and close status of your cash drawer in real time.

About the Trigger Plus Module –

• Model: 10B3 ‘00201-0300x’ (Note: ‘x’ indicates whether the cash drawer sensor is configured as normally open or normally closed.)
• The module automatically returns an opening code, simplifying the process for developers to detect and manage drawer status.
• You can check the drawer status at any time, ensuring accurate monitoring and control.

Important Notes –

• Ensure your cash drawer matches the required open/close specifications for proper functionality.
• If you have any questions or need assistance, please contact us for support.

Demo Video:

The ACODE USB and Bluetooth Trigger is compatible with most standard POS cash drawers that operate on 12–24V and use RJ11 or RJ12 connectors. The key difference is that RJ11 has 4 pins (limited sensing) while RJ12 has 6 pins (supports both kick pulse and open/close status sensing)

Cash Drawer Compatibility with ACODE USB Trigger

Supported Drawers:

• Works with printer‑driven cash drawers using RJ11/RJ12 connectors.
• Compatible with 12–24V solenoid drawers (most Epson, Star, Citizen, and Acode models).
• Designed for setups without a receipt printer — connects directly via USB to a PC, POS terminal, or Android device.

Trigger Operation:

• Appears as a virtual COM port.
• POS software sends a preset open code → trigger energizes the solenoid → drawer opens.
• Return codes can confirm open/close status when paired with RJ12 sensing pins.

Connector Comparison: RJ11 vs RJ12

• Most POS systems and receipt printers require at least 5 pins, making RJ12 the more reliable choice.
• RJ12 connectors are compatible with RJ11 plugs, but RJ11 plugs sensor functionality will be limited.

.

What types of cash drawers specification can detect open/closed status ?

Cash drawer Specifications :

• Cash drawer RJ12 6 Pin Plug.
•  Electrical 12~24 Volts DC, < 100 Msec, 1A.
• Solenoid Pin 2 or 5 with Common Pin 4
•  Pin 3 & 6 for cash drawer sensor.

AT10 USB & Bluetooth Cash Drawer Trigger – Sensor Requirements

Plus Series Sensor Options:

• Sensor‑CR: Normal Open & Close (AT10U3 only)
• Smart‑Sensor‑2: Normal Open
• Smart‑Sensor‑3: Normal Close

* Please review product details for compatibility.

 If you have any questions, please contact us.

What is a Cash Drawer Detect Open Sensor-CR❓

The Cash Drawer Detect Open Sensor‑CR is a precision electronic sensor built to monitor the physical status of a cash drawer. Sensor‑CR is engineered to operate in a normal open (NO)  or normal close (NC) configuration.

The trigger uses a cash drawer physical sensor configured as normal open (NO) or normal close (NC)

Hardware Connection

• The cash drawer connects via RJ12 cable plug to a USB trigger device RJ12 Socket.
• Pin 3 and Pin 6 are typically used for the sensor signal lines (Open or Close).

CTS (Clear To Send)

• A standard serial control line.
• In cash drawer setups, CTS changes state depending on whether the drawer is open or closed.
• The POS software continuously reads CTS to determine the drawer’s status.

RTS (Request To Send)

• Another serial control line, often paired with CTS for reliability.
• Used in some cash drawer triggers to confirm drawer state.
• Provides an additional layer of monitoring for accurate detection.

 What is a Cash Drawer Detect Open Smart‑Sensor‑2❓

The Cash Drawer Detect Open Smart‑Sensor‑2 is a precision electronic sensor built to monitor the physical status of a cash drawer. Smart‑Sensor‑2 is engineered to operate in a normal open (NO) configuration.

The trigger uses a cash drawer physical sensor configured as normal open (NO)

Hardware Connection

• The cash drawer connects via RJ12 cable Plug to a USB trigger device RJ12 socket.
• Pin 3 and Pin 6 are typically used for the sensor signal lines (Normal Open).

Open and Closed State

• Open Detection with Return Code: When the drawer is open, the sensor outputs a specific return code (e.g., 00) that the POS system can read.
• Closed Detection: Once the drawer is shut, the return code stop, confirming the drawer is secure.
• POS Integration: Applications use these return codes to verify drawer state in real time.

POS Integration

• The POS system can read the sensor signal at any time.
• This enables real‑time verification of drawer status, ensuring transaction accuracy and security.

Smart Advantages

• Provides instant detection of drawer status.
• Enhances security by preventing unnoticed open drawers.
• Ensures transaction accuracy by aligning drawer state with POS activity.
• Simple, reliable, and easy to integrate into standard POS setups.

 What is a Cash Drawer Detect Open Smart‑Sensor‑3❓

The Cash Drawer Detect Open Smart‑Sensor‑3 is a precision electronic sensor built to monitor the physical status of a cash drawer. Smart‑Sensor‑3 is engineered to operate in a normal close (NC) configuration.

The trigger uses a cash drawer physical sensor configured as normal close (NC)

Hardware Connection

• The cash drawer connects via RJ12 cable Plug to a USB trigger device RJ12 socket.
• Pin 3 and Pin 6 are typically used for the sensor signal lines (Normal Close).

Open and Closed State

• Open State: When the drawer is open, the sensor outputs a continuous signal (e.g., 00).
• Closed State: Once the drawer is closed, the 00 signal stops.
• POS Integration: The POS system reads this signal in real time to verify drawer status.

POS Integration

• The POS system can read the sensor signal at any time.
• This enables real‑time verification of drawer status, ensuring transaction accuracy and security.

Smart Advantages

• Provides instant detection of drawer status.
• Enhances security by preventing unnoticed open drawers.
• Ensures transaction accuracy by aligning drawer state with POS activity.
• Simple, reliable, and easy to integrate into standard POS setups.

Does the USB Series cash drawer require Driver or SDK or API or System Development ?

1. • Driver Installation: Most USB cash drawers use standard virtual COM port drivers that are automatically installed by the operating system. Manual driver installation is typically not required. ⚠️ Be sure to verify that the device’s driver is compatible with your version of Windows.
   • SDK/API Requirements: The AT10 USB Series uses a standard virtual serial port connection and does not require a proprietary SDK or API. You can communicate with it using standard serial commands via Win32 APIs.
   • System Development Needs: While no special SDK is needed, integrating the cash drawer into your application does require IT knowledge and familiarity with serial communication programming in Windows.

   For more technical guidance, refer to Microsoft’s Serial Communications in Win32 documentation

How to Open a Cash Drawer on Android Without POS App Support ?

If your Android handheld terminal app doesn’t support the cash drawer opening feature, you’re not out of options. The AcodeTrigger App for Android is designed to bridge that gap—especially for use with the Bluetooth UnLock Smart Cash Drawer Trigger series.

What AcodeTrigger Offers

• Automatic drawer opening via Bluetooth, even if your POS app lacks native support.
• Seamless integration with supported hardware—no need to modify your existing POS software.
• Simple setup and configuration for retail environments.

How to Get Started

1. Download the AcodeTrigger App from the official source or app store.
2. Pair your Android device with the Bluetooth UnLock Smart Trigger.
3. Configure the app to send open commands when needed.
4. Enjoy hands-free drawer control without altering your POS app.

We’re here to help—contact our team anytime with your questions.

UnLock Smart Cash Drawer Trigger