Diagrama Terjeta Usb
2
3
4
5
6
VDD
VDD
11 32
VDD
D MCLR RA0 RA1 RA2 RA3 RA4 RA5 RE0 RE1 RE2 VDD GND RC0 RC1 RC2 RD0 RD1 Vusb 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 2 4 6 8 10 1214 16 18 20 22 24 26 28 30 32 34 36 MCLR RA0 RA1 RA2 RA3 RA4 RA5 RE0 RE1 RE2 VDD GND RC0 RC1 RC2 RD0 RD1 Vusb OSC1 MCLR RA0 RA1 RA2 RA3 RA4 RA5 RB0 RB1 RB2 RB3 RB4 RB5 RB6 RB7 RE0 RE1 13 1 2 3 4 5 6 733 34 35 36 37 38 39 40 8 9 OSC1/CLKIN MCLR/VPP RA0 RA1 RA2 RA3 RA4/T0CKI RA5/SS RB0/INT RB1 RB2 RB3 RB4 RB5 RB6 RB7 RE0/RD//AN5 RE1/WR/AN6 PIC18F4550 C OSC2/CLKOUT RC0/T1OSO/T1CKI RC1/T1OSI/CCP2RC2/CCP1 RC3/SCK/SCL RC4/SDI/SDA RC5/SDO RC6/TX/CK RC7/RX/DT RD0/PSP0 RD1/PSP1 RD2/PSP2 RD3/PSP3 RD4/PSP4 RD5/PSP5 RD6/PSP6 RD7/PSP7 RE2/CS/AN7 14 15 16 17 18 23 24 25 26 19 20 21 22 27 28 29 30 10 VDDVDD OSC2 RC0 RC1 RC2 Vusb DD+ RC6 RC7 RD0 RD1 RD2 RD3 RD4 RD5 RD6 RD7 RE2 RB7 RB6 RB5 RB4 RB3 RB2 RB1 RB0 VDD GND RD7 RD6 RD5 RD4 RC7 RC6 RD3 RD2 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 2 4 68 10 12 14 16 18 20 22 24 26 28 30 32 34 36 RB7 RB6 RB5 RB4 RB3 RB2 RB1 RB0 VDD GND RD7 RD6 RD5 RD4 RC7 RC6 RD3 RD2 1K 1K
D
PICKIT2 1 2 3 4 5 6
RB4
RB5
MCLR VDD GND RB7 RB6
SW2SW2
HEADER 18X2 12 31
VSS VSS
HEADER 18X2
SELF POWER
RA2 VDD
VBUS/SENSE
Vusb 1M
+
C
1 0.47UF/25V OSC1 20Mhz OSC2 2 JUMPER 1 2 3 4 USB Vbus DD+ GND 20pf 20pf 10K 2 JUMPER VDD100K RA1 1 4.7K
CONECTOR USB
VDD
1 1
Vbus
ALIMENTACION DEL BUS USB
VDD
SHORT
1
ALIMENTACION EXTERNA
5+
OSC1 MCLR RA0 RA1 RA2 RA3 RA4 RA5 RB0 RB1 RB2 RB3 RB4
OSC1/CLKINOSC2/CLKOUT MCLR/VPP RC0/T1OSO/T1CKI RA0/AN0 RC1/T1OSI RA1/AN1 RC2/CCP1 RA2/AN2 RC3/SCK/SCL RA3/AN3/VREF RC4/SDI/SDA RA4/T0CKI RC5/SDO RA5/AN4/SS RC6 RB0/INT RC7 RB1 RB5 RB2 RB6 RB3 RB7 RB4 VSS VSS 8 19PIC18F2550
VDD
B
9 1 2 3 4 5 6 7 21 22 23 24 25
20
0.1UF
10 11 12 13 14 15 16 17 18 26 27 28
OSC2 RC0 RC1 RC2 Vusb DD+ RC6 RC7 RB5 RB6 RB7
STATUS BUS USB
RC0 330
LED...
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