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1，JT-2850D UHF RFID Module
This RFID module is specially provided for electric bicycle positioning management and battery positioning management application scenarios.
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Writing range |
0-30cm |
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Pin |
Name | Dec |
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1 |
PX_485EN
|
485 Enable |
| 2 |
+5V
|
Power +5V |
| 3 |
RXD1
|
TTLRXD1 Serial port 1 receive |
| 4 |
TXD1
|
TTLTXD1 Serial port 1 transmit |
| 5 |
GND
|
Power ground |
| 6 |
OKLED
|
Card reading indicator, MCU IO direct output |
| 7 |
BEEPOUT
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The buzzer drives the output, and the buzzer can be directly connected to the outside |
| 8 |
T+
|
Trigger input |
| 9 |
+3.3V
|
3.3V output |
| 10 |
+5V
|
Power +5V
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| 11 |
RXD0
|
TTLRXD0 Serial port 0 receive |
| 12 |
TXD0
|
TTLTXD0 Serial port 0 transmit |
| 13 |
GND
|
Power ground |
| 14 |
PX_CTL
|
Relay control |
2，Development Kit Description:
The development kit is developed by designing the interface board of the module to facilitate the user to test the performance of the module more intuitively. The user only needs to test and develop the software according to the project requirements, thereby improving the user's development efficiency.
Size:97mmx67mm
3，Electric bicycle dedicated antenna:
| Electrical Pharacteristics | |
Antenna size |
Ceramic: 90x50x0.2mm; Baseplate: 50x50x1mm |
Working frequency |
902-928Mhz (China, US standard); 865-868Mhz (EU standard) |
V. S. W. R |
1.5 |
Antenna gain |
3dBi |
Characteristic impedance (Ω) |
50 |
Polarization mode |
right-handed circular polarization |
Frequency temperature coefficient (ppm/℃) |
10 |
| Material | |
Antenna |
Ceramic |
Baseplate |
PCB (FR4) |
RF feeder (Typical) |
Feeder 316 (length=100mm) |
Feeder connector |
SMA female thread male (can be customized) |
| Physical Parameters | |
Operating temperature |
-20℃～55℃ |
Storage temperature |
-40℃～85℃ |
| Attention | |
Electronic sensitive components, pay attention to anti-static when picking up |
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| Application | |
1. Built-in desktop reader |
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2. External antenna |
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3. Built-in handheld |
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JTSPEEDWORK Maintenance Plans.
Protect your JTSPEEDWORK devices for constant peak performance with these recommended maintenance plans. Device uptime, confidence, and savings — that's what you get with JTSPEEDWORK maintenance plans. You protect business-critical devices and eliminate disruptions and unplanned repair expenses.
Detailed information and PDF
Support email contact.
Professional technical guidance.
Support email contact.
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