RoyalTek reb-1315lp User Manual
RoyalTek Confidential
15
REB-1315LP Operational Manual
Pin defined:
Pin Signal Name
I/O Description
Characteristics
1
RXB
I
Serial port B
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
2
TXB
O
Serial port B
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
3
PPS
O
One pulse per
second
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
4
TXA
O
Serial port A
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
5
RXA
I
Serial port A
V
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
6
GPIO[10]
I/O
General
purpose I/O
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
7
GPIO[0]
I/O
General
purpose I/O
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
8
GPIO[1]
I/O
General
purpose I/O
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
9
RF_PWR
O
Indicates
power state of
RF part
V
V
V
V
OL
OH
0
85
.
2
=
=
10 ON_OFF
I
Edge
triggered soft
on/off
request.
Reserve function
PS: Let it N.C.
11 V_RTC_3V3
I
Backup
voltage
supply
10uA
Current
3.6V
~
2.5
DC
≤
+
+
12 VIN_3V3
I
DC Supply
Voltage input
DC +3.3V±5%
13 GPIO[14]
I/O
General
purpose I/O
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
14 GPIO[15]
I/O
General
purpose I/O
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
15 GPIO[13]
I/O
General
purpose I/O
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
V
V
V
V
V
OL
OH
715
.
0
375
.
2
85
.
2
≤
≥
≥
16
Boot
I
Boot mode
V
V
V
V
IL
IH
855
.
0
0.3V
-
995
.
1
15
.
3
≤
≤
≥
≥
17 RF_VOUT
O
Supply
Antenna Bias
%
5
85
.
2
±
=
V
V
O
30
Current
mA