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