PIC32MX CPU BOARD

Description

This board has a PIC32MX470F512L-120/PF MCU with almost all the GPIOs on 2.54mm connectors. It can be easily integrated on all systems.

Characteristics :

- PIC32MX470F512L-120/PF : 512KB Flash, 128KB RAM, Speed 120MHz.

- 51 pins "remappables" : 5 timers 16bits, 5 UARTs, 2 SPI, 2 I2C, 28 ADC 10-Bit, 2 comparators, 1 USB.

- Quartz 8MHz

- Power 5V

- Program/debug ICSP connector.

- Connector with 2.54mm pitch

- dimensions : 50x50mm

Sommaire

• Schematic

• Bill of material

• PCB

• Assembly

• PIC programmation

• Power UP

Schematic

Download here the schematic

Bill of material

Top view Ref Description Manufacturer / reference U1 PIC32MX470F512L Microchip PIC32MX470F512L-120/PF X1 Quartz 8MHz 18pf HC-49/U All brand J1 Male connector 1x6 pitch 2.54mm All brand J3 Male connector 1x16 pitch 2.54mm All brand J4 Male connector 1x8 pitch 2.54mm All brand C2 Capcitor 10uF 10V 10% X5R 0603 All brand R1 Resistor 10KR 5% 0603 All brand

Bottom view Ref Description Manufacturer / reference J2 Connector male right angle 2x19 pitch 2.54mm All brand C3,C4 Capacitor 22pF 50V COG 0603 All brand C13, C14 Capcitor 10uF 10V 10% X5R 0603 All brand C1,C5 to C11, C12, C15 Capacitor 100nF 25V X7R 10% 0603 All brand R2 Resistor 1kR 5% 0603 All brand R3,R6 Resistor 0R 5% 0603 All brand R4,R5 not populated All brand R7 to R10 Resistor 470R 5% 0603 All brand D1 to D5 TVS3.3V SOD123 NEXPERIA PTVS3V3S1UR,115 U2 Regulator LDO 3.3V LMS8117AMP-3.3/NOPB

PIC programmation

download the zip file HEX ??? to programm into the PIC      

The PIC programmation can be done with a pickit3 or a ICD3, below the pin 1 identification

PIC programming :

step 1 :load the HEX file

step 2 : launch the programmation

Power UP

Copyright Francois Callanquin, July 2022

Contact : fcallbox@free.fr