Chengdu Ebyte Electronic Technology Co,;Ltd
E70-900T30Suser manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co,;Ltd
18
Model
Frequency
Address
Channel
Air data rate
Baud rate
Parity
Transmitting
power
E70-900T30S
868MHz
0x0000
0x0E
2.5K
9600
8N1
1W
7.2 Reading Operating Parameters
Instruction format
Description
C1+C1+C1
In configuration mode
（
M0=1, M1=1, M2=0
），
User gives the module instruction (HEX format): C1 C1 C1,
Module returns the present configuration parameters.
For example, C0 00 00 18 4E 1C.
7.3 Reading Version Number
Instruction format
Description
C3+C3+C3
In configuration mode
（
M0=1, M1=1, M2=0
）
,
User gives the module instruction (HEX format): C3 C3 C3,
Module returns its present version number, for example C3 0071 XX1 XX2 XX3 XX4 XX5.
70 here means the module model (E70 series); xx1 is the version number and XX2 XX3 XX4 XX5
refers to the other module features.
7.4 Reset Instruction
Instruction format
Description
C4+C4+C4
In configuration mode
（
M0=1, M1=1, M2=0
）
,
User gives the module instruction (HEX format): C4 C4 C4, the module resets for one time. During
the reset process, the module will conduct self-check, AUX outputs low level. After reset completed,
the AUX outputs high level, then the module starts to work regularly when the working mode can be
switched or be given another instruction.
7.5 Parameter Setting Instruction
No.
Item
Description
Notes
0
HEAD
Fix 0xC0 or 0xC2, it means this frame data is control command
Must be 0xC0 or 0xC2
C0:
Save
the
parameters
when
power-down
C2: Do not save the parameters when
power-down
1
ADDH
High address byte of module
（
the default 00H
）
00H-FFH
2
ADDL
Low address byte of module
（
the default 00H
）
00H-FFH
3
SPED
7
6
UART parity bit
UART mode can be different between
communication parties
0
0
8N1
（
Default
）
0
1
8O1
1
0
8E1
1
1
8N1
（
equal to 00
）
