蓝牙4.0BLE透传模块转接板-原理图
相关主题
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
1
2
3
4
VDD
通讯模式选择
电源管理
A USB_5V SPX1117(FIXED) 3 ZD1 10V C3 10uF Vin
VDD
U1 Vout 2
R1 470R
R2 10K P1 1 2 3 Header 3 GND
A
Vout POWER1 GND 1 C1 10uF C2 100nF
4
WK
GND
C
MINI_USB 供电和USB通讯
VDD
RS232 电平转换
1 C5 1uF C8 1uF DB9 1 6 2 7 3 8 4 9 5 DB9 GND 3 4 5 14 13 7 8
U3 C1+ C1C2+ C2-
VDD VCC V+ VGND 16
C4 100nF
2 6 C6 15 11 12 10 9 1uF C7 1uF GND
GND
CORE
GND B VDD GND VCC DC DD PIO0 PIO1 PIO2 PIO3 U2 GND VDD P2.2 P2.1 P2.0 P1.7 P1.6 P1.5 RST P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 RST LED WK RX TX CT RT PIOA LED_CTL WK U0_RX U0_TX MT254xCoreS
R6 1.5K
R7 1.5K D
D
UART U0_RX U0_TX CLeabharlann Baidu-2X2
MINIUSB
1
3
4
VDD R3 10K RST R4 10K LED1 USB_5V P2 1 2 Header 2 GND
B
P/C N/D P1.4 P1.3 P1.2 P1.1 P1.0 P0.7
GND
C
USB_P USB+ USB_N USBPIO4 PIO5 PIO6 PIO7 PIO8 PIO9
LED_CTL
GND VDD TX RX
USB_5V U4 V+ DD+ ID GND 4shell 1 2 3 4 5 6 GND
R5 1.5K R8 R9 33R 33R C9 47pF GND C10 47pF GND 2 DD+ USB_N USB_P
T1OUT T1IN R1IN R1OUT T2OUT T2IN R2IN R2OUT SP3232E(LOGIC)
2
3
4
VDD
通讯模式选择
电源管理
A USB_5V SPX1117(FIXED) 3 ZD1 10V C3 10uF Vin
VDD
U1 Vout 2
R1 470R
R2 10K P1 1 2 3 Header 3 GND
A
Vout POWER1 GND 1 C1 10uF C2 100nF
4
WK
GND
C
MINI_USB 供电和USB通讯
VDD
RS232 电平转换
1 C5 1uF C8 1uF DB9 1 6 2 7 3 8 4 9 5 DB9 GND 3 4 5 14 13 7 8
U3 C1+ C1C2+ C2-
VDD VCC V+ VGND 16
C4 100nF
2 6 C6 15 11 12 10 9 1uF C7 1uF GND
GND
CORE
GND B VDD GND VCC DC DD PIO0 PIO1 PIO2 PIO3 U2 GND VDD P2.2 P2.1 P2.0 P1.7 P1.6 P1.5 RST P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 RST LED WK RX TX CT RT PIOA LED_CTL WK U0_RX U0_TX MT254xCoreS
R6 1.5K
R7 1.5K D
D
UART U0_RX U0_TX CLeabharlann Baidu-2X2
MINIUSB
1
3
4
VDD R3 10K RST R4 10K LED1 USB_5V P2 1 2 Header 2 GND
B
P/C N/D P1.4 P1.3 P1.2 P1.1 P1.0 P0.7
GND
C
USB_P USB+ USB_N USBPIO4 PIO5 PIO6 PIO7 PIO8 PIO9
LED_CTL
GND VDD TX RX
USB_5V U4 V+ DD+ ID GND 4shell 1 2 3 4 5 6 GND
R5 1.5K R8 R9 33R 33R C9 47pF GND C10 47pF GND 2 DD+ USB_N USB_P
T1OUT T1IN R1IN R1OUT T2OUT T2IN R2IN R2OUT SP3232E(LOGIC)