1 2 3 4 5 6
A
B
C
D
654321
D
C
B
A
Title
Number RevisionSize
B
Date: 12-Oct-2017 Sheet of
File: F:\
汇汇汇汇汇汇汇汇
\PCB
文文
\xe1201-demo.ddbDrawn By:
NRST/PA1
1
PA2
2
PA3
3
PA4
4
PA5
5
PA6
6
VSS
7
VDD
8
PD0
9
PD1
10
PD2
11
PD3
12
PB0
13
PB1
14
PB2
15
PB3
16
PB4
17
PB5
18
PB6
19
PB7
20
PD4
21
PD5
22
PD6
23
PD7
24
PC0
25
PC1
26
PC2
27
PC3
28
PC4
29
PC5
30
PC6
31
PA0
32
U1
STM8L151K4TB
ADC
DAC
RF-SCK
RF-MOSI
RF-MISO
RF-NSS
RF-IRQ(DIO0)
C5
100nF
C6
1uF
sck
SWIM
VCC
IO1
IO2
UART_RX
UART_TX
OUT1
OUT2
NRST
X1
X2Y1
16M
C3
12pF
C4
12pF
X1
X2
RF-REST
R1
560R
D4
RLED
R2
560R
D3
GLED
TX_LED
RX_LED
1
2
3
4
5
6
7
JP1
OLED
LCD_CE
LCD_Din
LCD_DC
LCD_CLK
GND
VCC
CLK
DI
RST
DC
SCS
LCD_RST
LCD_CE
LCD_Din
LCD_DC
LCD_CLK
LCD_RST
I2C-SCK
I2C-SDA
KEY1
KEY2
KEY3
VCC
1
2
3
4
5
6
7
8
9
10
11
12
JP2
SI4432/4463/4438
RF-REST
(NSEL)
RF-NSS
RF-SCK
RF-MOSI(SDIO)
(SDI)
(SDO)
RF-MISO
RF-VCC
(NIRQ)
RF-IRQ(DIO0)
12
34
56
78
JP3
XL1278
RF-VCC
RF-SCK
RF-MISO
RF-NSS
RF-MOSI(SDIO)
RF-IRQ(DIO0)
RF-REST
JP4
口口
SX1278
模模，
RF_IRQ(GDO)
口口
口
1278
的
DIO0
端口
RF_CSN(SCS)
口
1278
的
NSS
端口
KEY1
KEY2
S6
SW-PB
S7
SW-PB
S4
SW-PB
KEY3
VCC 1
2
3
4
JP5
SWD
SWIM
NRST
VCC 1
2
3
4
JP10
UART
UART_RX
UART_TX
VCC 1
2
3
4
JP11
I2C
I2C-SCK
I2C-SDA
R3
POT2
VCC
R5
10K
R6
10K
R7
10K
R8
10K
R9
10K
VCC
C1
47uF
RF-VCC
C2
10nF
R4
0R
VCC RF-VCC
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