资料介绍
蓝牙串口烧录器6
REVISION RECORD LTR ECO NO: APPROVED: DATE:
5
4
3
2
1
D
MISO 3.3V
R120 10K R114 10K
3.3V
D
J17
R119 10K R78 10K
CSB
R112 100R U19
Y2
J2
Y2 1.8V
CON7
CLK
R107 100R
CSB CLK MOSI 3.3V CLK CSB C1 MISO 3.3V 1.8V MOSI
1 2 3 4 5 6 7
1 2 3 4 5 6 7
2 3 4 5 6 7 8 9 A1 A2 A3 A4 A5 A6 A7 A8 G1 G2
74HC541 224
SPI
MOSI
R116 100R
Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 VCC 20 GND 10
18 17 16 15 14 13 12 11
1 19
C
C15
101
C13
1 14 2 15 3 16 4 17 5 18 6 19 7 20 8 21 9 22 10 23 11 24 12 25 13
MISO
101
C14
101
C
VDD U1 RT-9167-33CB 1 VIN VOUT 5 C5 + + C3 10UF 3 CE C11
103 104 R2 47K
VDD 3.3V
1 2 3 2 GND NC 4 C4 10UF
R1 2.2R
+
B
J1 5V/500mA
C2 10UF
104
C6
B
1.8V COMPANY:
VDD
U2 RT-9167-18CB TITLE: C10
104
永进工作室
DRAWN: DATED:
1 VIN
VOUT 5
A
+ C12
103
104
C8 C9 10UF
+
2
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