Reb-1315lpnx operational manual – RoyalTek REB-1315LPNX User Manual
Page 13
RoyalTek Confidential
13
REB-1315LPNX 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.
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
%
5
85
.
2
±
=
V
V
O
30
Current
mA