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MARSON MT682 2D Scan Engine
SPECIFICATIONS
| Light Source | white LED |
| Sensor | 640 x 480 pixels |
|
Field of View |
Horizontal 62°
Vertical 48° |
|
Scan Angle |
Pitch Angle ±55°
Skew Angle ±55° Roll Angle 360° |
| Print Contrast Ratio | 20% |
| Typical Depth of Field | 1 ~ 10cm |
| Dimension | L64.5 x W60 x H28 mm |
|
Connector |
12pin ZIF Connector (0.5mm)
4pin Wafer Connector (1.25mm) x 2 |
| Operation Voltage | 5VDC ± 5% |
| Working Current | 100 mA |
|
Interface |
USB |
| TTL (3.3V) | |
| RS232 | |
| Operating Temperature | 0°C ~ 50°C |
| Storage Temperature | -25°C ~ 85°C |
| Humidity | 5% ~ 95%RH (Non-condensing) |
| Drop Durability | 1M |
| Ambient Light | 100,000 Lux (Sunlight) |
|
1D Symbologies |
UPC-A/ UPC-E EAN-8/ EAN-13
Codabar Code 39 / Full ASCII Code 39 Code 93 Code 128 GS1-128 ITF-25 |
|
2D Symbologies |
QR Code PDF417
Data Matrix |
Mechanical Dimensions
Electric interface
12-pin ZIF Connector (0.5mm, bottom contact
| Pin# | Signal | Description | I/O |
| 1 | nTRIG | Trigger input | I |
| 2 | nRESET | Reset input | I |
| 3 | LED | Good read LED indicator | O |
| 4 | Buzz | Good read buzzer indicator | O |
| 5 | PWRDWN | Reserved | – |
| 6 | nRTS | TTL request to send | O |
| 7 | nCTS/USB_D+ | TTL clear to send/ USB D+ | I |
| 8 | TXD | TTL send | O |
| 9 | RXD/USB_D- | TTL receive/USB D- | I |
| 10 | GND | Ground | – |
| 11 | VIN | Power supply | – |
| 12 | 232INV | Reserved | – |
Note:
LED and Buzz have not enough capacity to drive LED/buzzer directly. A supporting LED/buzzer driver circuit is required.
4-pin Wafer Connector (1.5mm, serial interface)
| Pin# | Signal | Description | I/O |
| 1 | VIN | Power supply | – |
| 2 | TTL232-RXD/
RS232-RXD |
TTL232/RS232 receive | I |
| 3 | TTL232-TXD/
RS232-TXD |
TTL232/RS232 send | O |
| 4 | GND | Ground | – |
| Pin# | Signal | Description | I/O |
| 1 | VIN | Power supply | – |
| 2 | USB_D- | USB D- | I/O |
| 3 | USB_D+ | USB D+ | I/O |
| 4 | GND | Ground | – |
Reference design for external buzzer driver circuit 
Reference design for external LED driver circuit 
version History
| Rev. | Date | Description | Issued |
| 0.1 | 2020.10.14 | Preliminary Draft Release | Shaw |
| 0.2 | 2020.10.27 | Revised Model No. to MT682 | Shaw |
| 0.3 | 2020.11.02 | Updated Product Picture | Shaw |
| 0.4 | 2020.11.18 | Revised Product Name | Shaw |
| 0.5 | 2020.12.14 | Added Drop Durability | Shaw |
| 0.6 | 2021.09.07 | Updated Field of View | Shaw |
Documents / Resources
 |
MARSON MT682 2D Scan Engine [pdf] User Guide MT682, 2D Scan Engine, MT682 2D Scan Engine |
 |
MARSON MT682 2D Scan Engine [pdf] User Guide MT682 2D Scan Engine, MT682, 2D Scan Engine, Scan Engine, Engine |
