[Interface de communication]:UART
[Fréquence]:2,4 GHz
[Puissance d’émission]:4,5 dBm
[Distance de communication]:0,3 km
[Dimensions]:14 x 20 mm
[Poids]:1,0 ± 0,1 g
[Introduction]:La série EWM181-Z12SP est un module sans fil compact ZigBee 3.0 vers série 2,4 GHz, conçu et fabriqué par Ebyte. Ce module de type CMS offre une puissance d'émission maximale de 12 dBm et un pas de broche de 1,27 mm. Il est fourni avec un micrologiciel réseau ad hoc préinstallé pour une utilisation simplifiée. Ce module sans fil ZigBee 3.0 est principalement adapté aux applications de transmission de données.
| Main parameters | performance | Remark | |
| Minimum | Maximum | ||
| Power supply voltage (V) | 0 | 3.6 | Over 3.6V will permanently burn the module |
| Blocking power (dBm) | - | 10 | The probability of burning is lower when used at close range |
| Operating temperature (°C) | -40 | 85 | Industrial grade |
| Main parameters | performance | Remark | |||
| Minimum | Typical values | Maximum | |||
| Operating voltage (V) | 2 | 3.3 | 3.6 | ≥3.3V can guarantee output power | |
| Communication level (V) | 3.3 | Using 5V TTL has the risk of burning | |||
| Operating temperature (°C) | -40 | - | 85 | Industrial-grade design | |
| Operating frequency band (GHz) | 2.4 | - | 2.48 | Support ISM band | |
| Power consumption | Emission current (mA) | 28 | Instantaneous power consumption | ||
| Receive current (mA) | 10 | ||||
| Sleep current (μA) | 2 | Long-term dormancy | |||
| Maximum transmit power (dBm) | -3 | 12 | 12 | ||
| Main parameters | describe | Remark | |
| EWM181-Z12SP communication distance | 300m | Clear and open air, onboard PCB antenna, 2 meters height, air data rate 250kbps | |
| EWM181-Z12SX communication distance | 600m | Clear and open air, antenna gain 3.0dBi, height 2 meters, air data rate 250kbps | |
| protocol | ZigBee | ||
| Communication interface | UART | TTL level | |
| Packaging | SMD | ||
| Data packet length | Transparent transmission | 150 Bytes | |
| Fixed-point broadcast/multicast | 75 Bytes | ||
| Fixed-point unicast | 128 Bytes | ||
| Interface | stamp holes | 1.27mm pitch | |
| Dimensions | 14*20mm | ±0.2mm | |
| EWM181-Z12SP antenna interface | PCB | Equivalent impedance is about 50Ω | |
| EWM181-Z12SX antenna interface | IPEX | Equivalent impedance is about 50Ω | |
| EWM181-Z12SP Product Weight | 1.0g | ±0.1g | |
| EWM181-Z12SX Product Weight | 1.3g | ±0.1g | |