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Summary of Contents for OLIMEX PIC32-T795
- Page 1 PIC32-T795 development board USER’S MANUAL Revision F, August 2014 Designed by OLIMEX Ltd, 2012 All boards produced by Olimex LTD are ROHS compliant...
- Page 2 This document is intended only to assist the reader in the use of the product. OLIMEX Ltd. shall not be liable for any loss or damage arising from the use of any information in this document or any error or omission in such information or any incorrect use of the product.
- Page 3 1. Introduction to the chapter ....................... 5 1.1 Features ............................. 5 1.2 Organization ..........................5 CHAPTER 2 SETTING UP THE PIC32-T795 BOARD ......... 7 2. Introduction to the chapter ....................... 7 2.1 Electrostatic warning ....................... 7 2.2 Requirements ........................... 7 2.3 Powering the board ........................
- Page 4 OLIMEX© 2012 PIC32-T795 user's manual 8.1 Eagle schematic ........................21 8.2 Physical dimensions ....................... 23 CHAPTER 9 REVISION HISTORY ............... 24 9. Introduction to the chapter ..................... 24 9.1 Document revision ......................... 24 9.2 Web page of your device ......................25 9.3 Product support ........................
- Page 5 Thank you for choosing the PIC32-T795 development board from Olimex! This document provides a User’s Guide for the Olimex PIC32-T795 development board. As an overview, this chapter gives the scope of this document and lists the board’s features. The document’s organization is then detailed.
- Page 6 OLIMEX© 2013 PIC32-T795 user's manual – Chapter 6 covers the connector pinout, peripherals and jumper description – Chapter 7 shows the memory map – Chapter 8 provides the schematics – Chapter 9 contains the revision history Page 6 of 26...
- Page 7 2.1 Electrostatic warning PIC32-T795 is shipped in a protective anti-static package. The board must not be exposed to high electrostatic potentials. A grounding strap or similar protective device should be worn when handling the board. Avoid touching the component pins or any other metallic element.
- Page 8 OLIMEX© 2013 PIC32-T795 user's manual 2.3 Powering the board The board is powered either by the mini USB or by the SUPPLY1 or SUPPLY2 line(when the board is mounted on the breadboard you might use the VCC and the VDD breadboard bus).
- Page 9 3. Introduction to the chapter Here you get acquainted with the main parts of the board. Note the names used on the board differ from the names used to describe them. For the actual names check the PIC32-T795 board itself. 3.1 Layout (top view) The T-shape design is based on idea by Ken Segler (www.KENSEGLERDESIGNS.com).
- Page 10 OLIMEX© 2013 PIC32-T795 user's manual 3.2 Layout (bottom view) Page 10 of 26...
- Page 11 CHAPTER 4 THE PIC32MX795F512H MICROCONTROLLER 4. Introduction to the chapter In this chapter is located the information about the heart of PIC32-T795 – its microcontroller. The information is a modified version of the datasheet provided by its manufacturers. 4.1 The microcontroller...
- Page 12 OLIMEX© 2013 PIC32-T795 user's manual 3 MHz to 25 MHz crystal oscillator Internal 8 MHz and 32 kHz oscillators Six UART modules with: RS-232, RS-485 and LIN 1.2 support IrDA® with on-chip hardware encoder and decoder ...
- Page 13 Here you can find information about reset circuit and quartz crystal locations. 5.1 Reset PIC32-T795 reset circuit includes R13 (4.7 kΩ), R14 (330 Ω), R66(560 Ω), C21(100 nF), D3 (1N4148), PIC32MX795F512H pin 7 (#MCLR) and a RESET button. The RESET is also connected to the ICSP pin 1.
- Page 14 Signal Name Pin # Signal Name RESET PGED1 +3.3 PGEC1 Not connected 6.2 UEXT PIC32-T795 board has UEXT connector and can interface Olimex's UEXT modules. For more information on UEXT please visit: https://www.olimex.com/Products/Modules/UEXT Pin # Signal Name +3.3V U2TX U2RX SCL1...
- Page 15 OLIMEX© 2013 PIC32-T795 user's manual MISO MOSI 6.3 Pinout of the row headers at the bottom For your convenience the pads are named individually near each of them. Please take extra care about the numbering but consider that there might be offset.
- Page 16 OLIMEX© 2013 PIC32-T795 user's manual 27 – RB12 (LED2) 15 – RB1 (PGEC1) 33 – RF3 (USB_ID) 16 – RB0 (PGED1) 42 – RD8 (DUINOMITE_BOOT) 3.3V 3.3V 43 – RD9 (SDA1) +5V_ 44 – RD10 (SCL1) 6.4 USB_OTG USB-OTG can act makes possible to USB devices to the board. It makes the board act either as USB device or USB host.
- Page 17 SUPPLY1 and SUPPLY2 lines (by default 3.3V) when closed but it also raised the processor's voltage way beyond the acceptable levels so the jumper was removed in latest revisions. Please do not close 5V_E or you might damage the microcontroller on your PIC32-T795. Default state is open.
- Page 18 OLIMEX© 2013 PIC32-T795 user's manual 6.6 Additional hardware components The components below are mounted on PIC32-T795 but are not discussed above. They are listed here for completeness: user button + RST button 2 user LEDs + PWR LED Page 18 of 26...
- Page 19 OLIMEX© 2013 PIC32-T795 user's manual CHAPTER 7 MEMORY 7. Introduction to the chapter On the next page you can find a memory map for this family of processors. It is strongly recommended to refer to the original datasheet released by Microchip for one of a higher quality.
- Page 20 OLIMEX© 2013 PIC32-T795 user's manual 7.2 Memory map Page 20 of 26...
- Page 21 In this chapter are located the schematics describing logically and physically PIC32-T795. 8.1 Eagle schematic PIC32-T795 schematic is visible for reference here. You can also find them on the web page for PIC32-T795 at our site: https://www.olimex.com/Products/Duino/PIC32/PIC32-T795/. They are located in HARDWARE section.
- Page 22 OLIMEX© 2012 PIC32-T795 User's Manual USB-OTG ICSP +5V_EXT 3.3V 3.3V_AVCC RESET PGED1 3.3V #MCLR PGED1/AN0/VREF+/CVREF+/PMA6/CN2/RB0 1.8V_CORE PGEC1 VCAP/VCORE PGEC1/AN1/VREF-/CVREF-/CN3/RB1 ICSP AN2/C2IN-/CN4/RB2 RESET AN3/C2IN+/CN5/RB3 AN4/C1IN-/CN6/RB4 VBUSON AN5/C1IN+/VBUSON/CN7/RB5 = Pins are up to 5V tolerant PGED1 AVDD PGEC2/AN6/OCFA/RB6 PGEC1 PGED2/AN7/RB7 AN8/C2TX/#SS4/U5RX/#U2CTS/C1OUT/RB8 100nF 100nF 100nF 100nF...
- Page 23 OLIMEX© 2013 PIC32-T795 user's manual 8.2 Physical dimensions Note that all dimensions are in inches. Page 23 of 26...
- Page 24 OLIMEX© 2013 PIC32-T795 user's manual CHAPTER 9 REVISION HISTORY 9. Introduction to the chapter In this chapter you will find the current and the previous version of the document you are reading. Also the web-page for your device is listed. Be sure to check it after a purchase for the latest available updates and examples.
- Page 25 PIC32-T795 user's manual 9.2 Web page of your device The web page you can visit for more info on your device is https://www.olimex.com/Products/Duino/PIC32/PIC32-T795/. There you can find more info and some examples. ORDER CODES: PIC32-T795 – completely assembled and tested USB-MINI-CABLE –...
- Page 26 PIC32-T795 user's manual 9.3 Product support For product support, hardware information and error reports mail to: support@olimex.com. Note that we are primarily a hardware company and our software support is limited. Please consider reading the paragraph below about the warranty of Olimex products.
- Page 27 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Olimex Ltd. PIC32-T795H...
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