877Busy
D0
D1
D2
D3
D4
D5
D6
D7
Wr
Rd
Mclr
Usb_D-
Usb_D+
X2
X1
Led_Usb
Cs
vUsb
877Busy
D0
D1
D2
D3
D4
D5
D6
D7
Led_Busy
Led_Err
X2
RA0
RA1
RA3
Rd
Wr
Cs
Rst
Rst
RA4
RC1
RC2
RC3
RC4
RC5
RC0
Vcc_T
Rst
RA0/AN0/C1IN-
2
RA1/AN1/C2IN-
3
RA2/AN2/C2IN+/VREF-/CVREF
4
RA3/AN3/C1IN+/VREF+
5
RA4/T0CKI/C1OUT
6
RA5/AN4/SS/HLVDIN/C2OUT
7
RA6/OSC2/CLKO
14
RA7/OSC1/CLKI
13
RB0/AN12/FLT0/INT0
33
RB1/AN10/INT1
34
RB2/AN8/INT2
35
RB3/AN9/CCP2A
36
RB4/KBI0/AN11
37
RB5/KBI1/PGM
38
RB6/KBI2/PGC
39
RB7/KBI3/PGD
40
RC0/T1OSO/T13CKI
15
RC1/T1OSI/CCP2B
16
RC2/CCP1/P1A
17
RC3/SCK/SCL
18
RC4/SDI/SDA
23
RC5/SDO
24
RC6/TX/CK
25
RC7/RX/DT
26
RD0/PSP0
19
RD1/PSP1
20
RD2/PSP2
21
RD3/PSP3
22
RD4/PSP4
27
RD5/PSP5/P1B
28
RD6/PSP6/P1C
29
RD7/PSP7/P1D
30
RE0/RD/AN5
8
RE1/WR/AN6
9
RE2/CS/AN7
10
RE3/MCLR/VPP
1
U3
PIC18F4550-I/P
Titlu:
Desenat de:
Data:
Pagina:
Icd2_Usb_4550
6/13/2006
PiCS
Revizia:
B
Icd2_Usb.DSN
Fisier:
000
Nr. Document:
1/2
Q1
20Mhz
C7
27pF
C6
27pF
X2
X1
C8
330nF
vUsb
RA0/AN0
2
RA1/AN1
3
RA2/AN2/VREF-
4
RA4/T0CKI
6
RA5/AN4/SS
7
RE0/AN5/RD
8
RE1/AN6/WR
9
RE2/AN7/CS
10
OSC1/CLKIN
13
OSC2/CLKOUT
14
RC1/T1OSI/CCP2
16
RC2/CCP1
17
RC3/SCK/SCL
18
RD0/PSP0
19
RD1/PSP1
20
RB7/PGD
40
RB6/PGC
39
RB5
38
RB4
37
RB3/PGM
36
RB2
35
RB1
34
RB0/INT
33
RD7/PSP7
30
RD6/PSP6
29
RD5/PSP5
28
RD4/PSP4
27
RD3/PSP3
22
RD2/PSP2
21
RC7/RX/DT
26
RC6/TX/CK
25
RC5/SDO
24
RC4/SDI/SDA
23
RA3/AN3/VREF+
5
RC0/T1OSO/T1CKI
15
MCLR/Vpp/THV
1
U2
PIC16F877A-I/P
R9
330
D3
Led_Err
R7
330
D2
Led_Busy
BusyError
Red Yellow
R10
330
D5
Led_Usb
Usb
White
R8
330
D4
Vcc
Power
Green
T1
BC547
R29
10k
R28
4.7k
R18
330
R19
330
R17
4.7k
R14
2.2k
R13
6.8k
R15
4.7k
R16
330
RC3
RC5
RC4
Vcc
R23
4.7k
RA4
R12
4.7k
R11
4.7k
RA1
RA0
R20
20k
T3
BC547
D7
1N5819
D6
1N5819
T5
BC557
RC2
RC1
RC0
Vcc
Vpp
R22
20k
T2
BC557
R24
20k
R21
20k
T4
BC547
1
2
3
4
5
6
J2
T6
BC557
R5
4.7k
Vcc
Vcc
R4
4.7k
R26
4.7k
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