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S

C

HE
MA

TI
C

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Page 5

4.7uF/25VDC

4.7uF/25VDC

4.7uF/25VDC

4.7uF/25VDC

4.7uF/25VDC

470uF/16VDC

100uF/16VDC

100n

22p

22p

100n

NA

1N4004

B-DIL

+5V

+5V

+5V

+5V

4-20MHz

330

10K

390

/1%

240/

1

%

330

/1%

10k

PIC28pin

MAX232

LM317

3.3V

BUT

C1

C2

C3

C4

C5

C6

C7

C8

C9

C10

C11

C12

CTS

D1

G1

1
2
3
4
5
6

ICSP

1

2

3

J1

LED

LED_J

PWR

Q1

R1

R2

R3

R4

R5

R6

1
2
3
4
5

6
7
8
9

RS232

RST

RTS/DTR

RX

TX

INT/RB0

21

MCLR#/THV

1

OSC1/CLKIN

9

OSC2/CLKOUT

10

PGC/RB6

27

PGD/RB7

28

PGM/RB3

24

RA0/AN0

2

RA1/AN1

3

RA2/AN2

4

RA3/AN3

5

RA4/T0CKI

6

RA5/AN4

7

RB1

22

RB2

23

RB4

25

RB5

26

RC0/T1OSO

11

RC1/T1OSI

12

RC2/CCP1

13

RC3/SCL/SCK

14

RX/RC7

18

SDI/SDA/RC4

15

SDO/RC5

16

TX/RC6

17

20

8

19

U1

VDD

VSS

C1+

1

C1-

3

C2+

4

C2-

5

R1IN

13

R1OUT

12

R2IN

8

R2OUT

9

T1IN

11

T1OUT

14

T2IN

10

T2OUT

7

V+

2

V-

6

U2

15

16

GND

VCC

U2P

ADJ

IN

OUT

VR

12-RTS
23-DTR

6VAC
9VDC

PIC-P28

Rev. D

COPYRIGHT(C) 2008, Olimex Ltd.

http://www.olimex.com/dev

Summary of Contents for PIC-P28

Page 1: ...PIC P28 development board Users Manual All boards produced by Olimex are ROHS compliant Rev D February 2008 Copyright c 2008 OLIMEX Ltd All rights reserved Page 1 ...

Page 2: ... P18 should not be powered via the external power jack The power supply circuit have diode bridge after the power supply jack which allow you to power this board with both AC and DC power supply adapters The input voltage could be anything within the range 7 5 15V DC or 6 12V AC Voltage regulator is made with LM317 adjustable voltage regulator and have jumper which selects what voltage you supply ...

Page 3: ...Page 3 ...

Page 4: ... jumper user Button to RA5 Reset button and circuit Power plug in jack accept AC and DC input selectable 3 3V 5V power supply voltage regulator 3 3V when jumper is closed Extension slot on every uC pin Gird 100 mils GND bus Vcc bus Four mounting holes 3 3 mm 0 13 FR 4 1 5 mm 0 062 green soldermask white silkscreen component print Dimensions 100x80 mm 3 9x3 15 Page 4 ...

Page 5: ... 7 8 9 RS232 RST RTS DTR RX TX INT RB0 21 MCLR THV 1 OSC1 CLKIN 9 OSC2 CLKOUT 10 PGC RB6 27 PGD RB7 28 PGM RB3 24 RA0 AN0 2 RA1 AN1 3 RA2 AN2 4 RA3 AN3 5 RA4 T0CKI 6 RA5 AN4 7 RB1 22 RB2 23 RB4 25 RB5 26 RC0 T1OSO 11 RC1 T1OSI 12 RC2 CCP1 13 RC3 SCL SCK 14 RX RC7 18 SDI SDA RC4 15 SDO RC5 16 TX RC6 17 20 8 19 U1 VDD VSS C1 1 C1 3 C2 4 C2 5 R1IN 13 R1OUT 12 R2IN 8 R2OUT 9 T1IN 11 T1OUT 14 T2IN 10 T...

Page 6: ... host PC via RS232 cable The MAX232 by default is not connected to PIC on the board so you have to solder two wires one from RC6 pin 17 of PIC16F876 Tx signal to MAX232 Rx labeled pin and second from RC7 pin 18 of PIC16F876 Rx signal to MAX232 Tx labeled pin You must program the HEX code to PIC16F876 and run the code If you programmed the PIC correctly and wired the UART when you open Hypertermina...

Page 7: ... tested no kit no soldering required PIC P28 PCB blank PCBs only How to order You can order to us directly or by any of our distributors Check our web www olimex com dev for more info Revision history REV D create February 2008 Page 7 ...

Page 8: ...e adapted or reproduced in any material from except with the prior written permission of the copyright holder The product described in this document is subject to continuous development and improvements All particulars of the product and its use contained in this document are given by OLIMEX in good faith However all warranties implied or expressed including but not limited to implied warranties o...

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