AppconWireless RF1276 Series Manual - Page 3

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4. Maximum specification
Symbol
VCC
TOT
HOH
TST
5. Pin Out:
RF1276 module has 5 pins. Refers to the Table 1：
RF1276
Pin NO.
1
2
3
4
5

6. Working mode

a. Standard mode
Standard mode is also called transparent mode in which the module receives from or sends data to the host
through serial port (RS232 or RS485) at preset data format and users don't need to care about the proce ss of
data inside the module. The AUX pin of RF1276 will give indication about the data IN/OUT of serial port
2ms in advance in order to wake up the host.
RF1276
Parameter
Supply Voltage
Operation Temperature
Operation Humidity
Storage Temperature
Pin Name
Description
VCC
Power supply DC 4.5V-6.5V
GND
Grounding of Power Supply
RXD
Serial input, 485+/485A
TXD
Serial output, 485-/485B
AUX
Data in/out indication
Table 1: Pin definition
- 3 -
LoRa module
Min
4.5
-30
10%
-55
V3.0
Max
Units
5.5
V
85
℃
90%
125
°C
2018-2-12