PIC18F4550 Pinguino

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Contents

Features

This version of the pinguino board is built with a Microchip PIC18F4550 chip. It works with a 20 MHz crystal and is USB 2.0 compatible.

The characteristics of this board are:

  • 29 digital input/output with 8 shared analog inputs,
  • UART for serial communications,
  • 2 fast PWM output ( 3000 Hz ),
  • 8 analog inputs.

Board overview

PIC18F4550 diagram.png

Building Instructions

Bill Of Components

[TODO]

Construction

[TODO]

Pins

Pin name PCB Label Digital I/O up to 5.5V tolerant Analog input Other Pin on Chip Microchip name
0 D0 Yes Yes SDA / SDI 33 RB0/AN12/INT0/FLT0/SDI/SDA
1 D1 Yes Yes SCL / SCK 34 RB1/AN10/INT1/SCK/SCL
2 D2 Yes Yes 35 RB2/AN8/INT2/VMO
3 D3 Yes Yes 36 RB3/AN9/CCP2(1)/VPO
4 D4 Yes Yes 37 RB4/AN11/KBI0/CSSPP
5 D5 Yes Yes 38 RB5/KBI1/PGM
6 D6 Yes Yes ICSP PGC 39 RB6/KBI2/PGC
7 D7 Yes Yes ISCP PGD 40 RB7/KBI3/PGD
8 D8 Yes Yes Serial TX 25 RC6/TX/CK
9 D9 Yes Yes Serial RX / SDO 26 RC7/RX/DT/SDO
10 D10 Yes Yes 15 RC0/T1OSO/T13CKI
11 D11 Yes Yes PWM 16 RC1/T1OSI/CCP2(1)/UOE
12 D12 Yes Yes PWM 17 RC2/CCP1/P1A
13 D13 / A0 Yes Yes Yes 2 RA0/AN0
14 D14 / A1 Yes Yes Yes 3 RA1/AN1
15 D15 / A2 Yes Yes Yes 4 RA2/AN2/VREF-/CVREF
16 D16 / A3 Yes Yes Yes 5 RA3/AN3/VREF+
17 D17 / A4 Yes Yes Yes 7 RA5/AN4/SS/HLVDIN/C2OUT
18 D18 / A5 Yes Yes Yes 8 RE0/AN5/CK1SPP
19 D19 / A6 Yes Yes Yes 9 RE1/AN6/CK2SPP
20 D20 / A7 Yes Yes Yes 10 RE2/AN7/OESPP
21 D21 Yes Yes 19 RD0/SPP0
22 D22 Yes Yes 20 RD1/SPP1
23 D23 Yes Yes 21 RD2/SPP2
24 D24 Yes Yes 22 RD3/SPP3
25 D25 Yes Yes 27 RD4/SPP4
26 D26 Yes Yes 28 RD5/SPP5/P1B
27 D27 Yes Yes 29 RD6/SPP6/P1C
28 D28 Yes Yes 30 RD7/SPP7/P1D
29 D29 Yes Yes RUN LED / USERLED 6 RA4/T0CKI/C1OUT/RCV
OSC1 13 OSC1/CLKI
OSC2 14 OSC2/CLKO/RA6
RESET RST Reset switch / ICSP MCLR 1 MCLR/VPP/RE3
USB- USB 23 RC4/D-/VM
USB+ USB 24 RC5/D+/VP
Vusb USB 18 VUSB
VDD (up to 5.5V) 11 VDD
VDD (up to 5.5V) 32 VDD
VSS (Gnd) 12 VSS
VSS (Gnd) 31 VSS
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