Ebyte E28-2G4T12S User manual

Co n te n t s
C on t en t s ··························································································································································· 1
1. P roduc t Overv i ew ··········································································································································· 2
1.1 B r i ef In t roduc ti on
1.2 F ea t ure s
1.3 App li ca ti on
2. Techn i ca l P ara m e t er s ········································································································································ 3
2.1 L i m it para m e t er
2.2 Opera ti ng para m e t er
3. D i m en s i on and Pi n Def i n ti on ······························································································································· 4
4. R eco mm ended C onnec ti on D i agra m ······················································································································· 5
5. F unc ti ona l De s cr i p ti on ······································································································································ 6
5.1. Fi xed Tran sm i ss i on
5.2. B roadca s t
5.3. B roadca s t Addre ss
5.4. M on it or Addre ss
5.5. M odu l e R e s e t
5.6. AUX De s cr i p ti on
5.6.1 Ind i ca ti on of s er i a l ou t pu t ······················································································································· 7
5.6.2 Ind i ca ti on of w i re l e ss t ran sm i ss i on ············································································································· 7
5.6.3 M odu l e i n conf i gura ti on proce ss ················································································································ 7
6. Opera ti on M ode s ············································································································································· 8
6.1. M ode S w it ch
6.2. Tran sm i ss i on M ode ( M ode 0)
6.3. R SS I M ode ( M ode 1)
6.4. R ang i ng M ode ( M ode 2)
6.5. Sl eep M ode ( M ode 3)
7. C o mm and F or m a t ··········································································································································· 10
7.1. Defau lt para m e t er va l ue s
7.2. R ead i ng Opera ti ng P ara m e t er s
7.3. R ead i ng Ver s i on Nu m ber
7.4. R e s e t C o mm and
7.5. P ara m e t er C onf i gura ti on C o mm and s
8. Hardware de s i gn ··········································································································································· 13
9. F AQ ························································································································································· 14
9.1 C o mm un i ca ti on range i s t oo s hor t
9.2 M odu l e i s ea s y t o da m age
9.3 B E R ( B it Error R a t e) i s h i gh
10. P roduc ti on Gu i dance ····································································································································· 15
10.1 R ef l ow s o l der i ng t e m pera t ure
10.2 R ef l ow s o l der i ng curve
11. R e l a t ed produc t s ········································································································································· 16
12. An t enna Gu i dance ········································································································································ 16
12.1 An t enna reco mm enda ti on
12.2 An t enna s e l ec ti on
13. P ackage for ba t ch order ·································································································································· 17
R ev i s i on h i s t ory ················································································································································· 17
Abou t u s ·························································································································································· 17

1 . P ro du ct Overv i ew

2 . Tec hni ca l P ara m eters
Ma in p arameter Performa
n ce Note
M in Max
Vo lt age s upp l y [V] 0 5.5 Vo
lt age over 5.5V w ill cau s e per m anen t da m age t o
m odu l e
B l ock i ng power [d B m ] - 10
C hance s of burn i s s li m when m odu l e s are u s ed i n
s hor t d i s t ance
-40 + 85 -
Ma in p arameter Performa
n ce Note
M in T y p Max
Vo lt age s upp l y [V] 2.3 5.0 5.5 en s ure s ou t pu t power
C o mm un i ca ti on l eve l [V] 3.3 F or 5V TTL, it m ay be a t r i s k of burn i ng down
-40 - + 85 -
F requency [ M Hz] 2400 - 2500 I S M band
P ower
con s u m p ti on
Tran sm itti ng curren t
[ m A]
46 In
s t an t power con s u m p ti on
R ece i v i ng curren t
[ m A] 20
Turn-off curren t
8
S of t ware i s s hu t down
Tran sm itti ng power [d B m ] 11.5 12.0 13.5
R ece i v i ng s en s iti v it y [d B m -130 -132 -134 A i r da t a ra t e : 1.0kbp s
A i r da t a ra t e bp s 1k 1k 2
M Def i ned by u s er v i a progra mm i ng
Ma in p arameter De s cr ip t i o n Note
D i s t ance 3000 m Te
s t cond iti on c l ear and open area, an t enna ga i n : 5d B i
an t enna he i gh t: 2.5 m a i r da t a ra t e : 1kbp s
F I F O
121 B t ye M ax. Tran sm itti ng l eng t h per packe t
221 B t ye C on ti nuou s t ran sm i ss i on m ode
M odu l a ti on
G FS K
F L RC
In t erface UA R T TTL
P ackage S M D
C onnec t or 1.27 mm
Si ze 17.5*28.7 mm
An t enna I P EX /P CB

3 . D i m e n s i o n a nd P in Def in t i o n

4 . Reco mm e nd e d Co nn ect i o n D i agra m

5. F un ct ional D e s cr ip t ion
5.1.
5.2.

5.3.
5.4.
5.5.
5.6.

6. O p erat i o n Mo d e s
6.1.
0 - Tran sm i ss i on M ode
S er i a l por t on, R F on, con ti nuou s
t ran s paren t t ran sm i ss i on
The a i r da t a ra t e can be m anua ll y conf i gured and
au t o m a ti ca ll y ad j u s t ed a l ong w it h baud ra t e va l ue s t he
baud ra t e s on bo t h s i de s m u s t be t he s a m e under
con ti nuou s t ran sm i ss i on m ode
1 - R SS I M ode S er i a l por t on, R F on, R SS I on The
m odu l e ou t pu t s R SS I va l ue t hrough s er i a l por t
every 100 ms
2 R e s erved
3 - C onf i gura ti on
M ode
S er i a l por t on
B aud ra t e i s f i xed a s 9600 8N1
4 -
When M 2 i s s e t h i gh, it i s i n nor m a l work i ng cond iti on.
when M 2 i s s e t l ow, it i s i n l ow power m ode

6.2.
6.3.
6.4.
6.5.

7 . Co mm a nd F or m at
7.1.
7.2.

7.3.
7.4.
7.5.
0 HEAD
1 ADDH 00H- FF H
2 ADDL
00H-
FF H
3 SP ED
7 6
0 0 8N1 defau
lt
0 1 8O1
1 0 8E1
1 1 8N1 equa
l t o 00
5 4 3 bp
s
0 0 0 1200
0 0 1 4800
0 1 0 9600 defau
lt
0 1 1 19200
1 0 0 57600
1 0 1 115200
1 1 0 460800
1 1 1

2 1 0
0 0 0
0 0 1 1k
0 1 0 5k
0 1 1 10k defau
lt
1 0 0 50k
1 0 1 100k
1 1 0 1
M
1 1 1 2
M FS K
4 C HAN
5 O P TION
7
0
1
6
5
4
0
1
3
0
1
2
1
0
1 0 T
0 0 12d
B m defu lt
0 1 10d B m
1 0 7d B m
1 1 4d B m
7 6 5 4 3 2 1 0
0 0 0 1 0 0 1 1
0 13

8 .

9. FA Q

10 . P ro du ct i o n G uid a n ce
10.1
Prof il e Feat u re C u rve c h aracter i s t i c s Sn -P b A ss em bl y P b -Free A ss em bl y
S o l der P a s t e S o l der P a s t e S n63 /P b37 S n96.5 / Ag3 / C u0.5
P rehea t Te m pera t ure m i n T sm i n
M i n prehea ti ng t e m p.
P rehea t t e m pera t ure m ax (T sm ax) M ax prehea ti ng t e m p.
P rehea t T i m e (T sm i n t o T sm ax)( t s ) P rehea ti ng ti m e 60-120 s ec 60-120 s ec
Average ra m p-up ra t e(T sm ax t o Tp) Average ra m p-up ra t e
L i qu i dou s Te m pera t ure (TL) L i qu i d pha s e t e m p.
T i m e t L M a i n t a i ned Above TL T
i m e above li qu i d pha s e li ne 60-90 s ec 30-90 s ec
P eak t e m pera t ure Tp
P eak t e m pera t ure 220- 230-
Average ra m p-down ra t e Tp t o T sm ax Average ra
m p-down ra t e

11 . Re l ate d p ro du cts
T y p e I C Fre
qu e n cy Power D i s ta n ce Si ze Pac
k age I n terface
H z d B m k m mm
E28-2G4T12 S S X1280 2.4G 12.5 3 17.5*28.7 S M D TTL
E28-2G4 M 27 S S X1280 2.4G 27 8 15*26.5 S M D SP I
E28-2G4 M 20 S S X1280 2.4G 20 6 15*26.5 S M D SP I
E28-2G4 M 12 S S X1280 2.4G 12.5 3 25*14 S M D SP I
12 . A n te nn a G uid a n ce
Fre
qu e n cy
FP C an t enna
St ra i gh t an t enna,u lt ra s hor t
St ra i gh t an t enna,u lt ra s hor t
Fi xed bend i ng an t enna
Fl ex i b l e an t enna, o m n i d i rec ti ona l
Fl ex i b l e an t enna, o m n i d i rec ti ona l
S m a ll s ucker an t enna,h i gh ga i n

13. Pac k age for b atc h or d er
Rev i s i o n hi s tory
Ver s i o n Date De s cr ip t i o n O p erator
1.0 2018-01-08 In iti a l Ver s i on huaa
1.1 2018-04-16 C on t en t added huaa
1.2 2018-05-24 C on t en t added Huaa
1.3 2018-07-20 Na m e upda t ed Huaa
1.4 2019-3-12 C on t en t added R ay
A bou t us