Chengdu Ebyte Electronic Technology Co.,Ltd.
E150-400T30S user manual
Copyright ©2012–2022
,
Chengdu Ebyte Electronic Technology Co.,Ltd.
6
(mA)
external pull-up resistor
DO3/DO4Drive capability
(mA)
-35
12
Push-pull output
Input voltageDI(V)
0
3.3
Exceeding this voltage may cause damage to the
DI
Main parameters
Description
Notes
Distance
10km
Clear and open environment, antenna gain 5dBi, antenna height 2.5
meters, air rate 2.4kbps
(This parameter is measured in the open area of Chengdu urban
area)
ADC accuracy
12 bits
Built-in external reference voltage and voltage follower, the
power supply voltage needs to be ≥3.0V, and the accuracy is 1%
DAC accuracy
8 bits
Floating point value, the power supply voltage needs to be ≥3.3V,
the accuracy is 1%
PWM precision
Frequency
step: 1 Hz Duty
cycle step: 1%
Frequency range: 25Hz~65535Hz, accuracy 1%
Duty cycle range: 0~100%, accuracy 1%
Subcontracting
240 Btye
The maximum capacity of a single package, after it is exceeded,
it will be automatically divided into packages
Cache capacity
1024 Btye
Modulation
LoRa
Communication Interface
UART serial
port
3.3V TTL level
Packaging method
SMD
interface
UART
The user can connect an RS485 adapter chip, and the control pin
has been led out
Dimensions
40.5*25.0
Tolerance ±0.1mm (excluding pin header height)
Antenna interface
IPEX
Characteristic impedance about 50 ohms