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1418
RF Serial Data Link UART - 2.4 GHz
Page
6/10
Doc Version: 1 22-Mar-16
http://www.sunrom.com/m/1418
Board Schematic
Title
Code
Rev
Date:
Sheet
of
1418
1
RF Serial Modem - n
Sunrom Electronics http://ww w .sunrom.com
1
1
Tuesday , March 22, 2016
U1
STM8S003F3
PD4
1
PD5/TX
2
PD6/RX
3
NRST
4
PA1
5
PA2
6
VSS
7
VCAP
8
VDD
9
PA3
10
I2C_SDA/PB5
11
I2C_SCL/PB4
12
PC3
13
PC4
14
SPI_SCK/PC5
15
SPI_MOSI/PC6
16
SPI_MISO/PC7
17
SWIM
18
PD2
19
PD3
20
C3
1uF 1206
R1
10K
C2
100n
VCC
NRST
CN3
SWIM
3V3
1
SWIM
2
GND
3
NRST
4
NRST
VCC
C1
100n
VCC
CN2
n
GND
1
3V3
2
CE
3
CSN
4
SCK
5
MOSI
6
MISO
7
IRQ
8
RX
TX
VCC
CE
CSN
SCK
MOSI
MISO
MISO
MOSI
SCK
CE
CSN
IRQ
IRQ
D2
RED-LED
D3
GRN-LED
VCC
TLED
RLED
R3
1K
VCC
R4
1K
TLED
RLED
-
+
CN4
SIP4
1
2
3
4
IN
OUT
GND
U2
662K
3
2
1
R5
100R
R2
10K
VCC
D1
1N4148
RX
RXD
TXD
TX
C4
1uF 1206
C5
1uF 1206
VDD
VDD
VCC
J1
J2
J3
JF2
JF1
JB
JB
JF1
JF2