THIT K B KIT VI X L A NNG PHC V GING DY V NGHIN CU KHOA HC

ThS. NG THANH BNH B mn K thut in t Khoa in in t Trng i hc Giao thng Vn ti ThS. L QUANG CNG Cng ty T vn xy dng du kh PETROLIMEX

Tm tt: Bi bo ny trnh by v mt thit k cho lp trnh vi x l thng qua b KIT pht trin c kt cu c lp dng Main Chip, gip sinh vin c th lp trnh ng dng cho nhiu loi vi x l trn thit b thc t.

Summary: This report presents a design for programming microcontroller by evolution KITs in Main Chip separate design, assisting students in some microcontroller programs and applications with devices.

I. T VN CT 2

Bi bo trnh by v mt s thit k c bn trn c s cu trc Main Chip, da trn cc nhim v th nghim v tng hp mt s yu cu thc t ca cc cng ty. Thit k nhm a ra s mu v xy dng nhng bi ton iu khin tng cm thit b c lp, gip sinh vin t thay i vi x l v ngoi vi ghp phi thnh bi ton iu khin ln hn, ng dng trong cng nghip, GTVT nh cho cc bi ton Lp trnh nhng, Lp trnh cho cc bi ton iu khin n giao thng, ng ngang, thng gi, iu khin gim st ta nh, iu khin t xa Sinh vin c th trc tip lm vic trn b thit b sau khi hc trn lp, sau t pht trin bi ton trn b KIT ny. iu ny tng cng kh nng t lm vic v sng to cho sinh vin. Bn cnh da vo cc s thit k c s, sinh vin s gim bt sai st trong qu trnh thit k ch to m hnh sn phm phc v NCKH v bo v tt nghip.

II. YU CU THIT K

B KIT c thit k ch to theo dng kt cu Main Chip a nng, c th d dng thay i vi x l bng cc dng PIC, AVR, PSoC to hng m cho b KIT. B KIT th nghim c kh nng bao qut c cc bi th nghim hin c ngoi vic to thm trn 30 Unit mi, mi Unit gm mt s bi th nghim qut ht mt ni dung hc tp. Ngoi ra khi c s c chm chp, chy n khi th nghim c th d dng thay th tng cm thit b, gim thiu kinh ph khi cn sa cha thay mi.

1. Khi vi x l c bn, lp trnh ASSEMBLY

Module 1 Vi x l AT89C52

Bi ton c bn: iu khin Led n, Led 7 thanh, ma trn phm, ngt, pht hng ngoi, iu khin ng c mt chiu, ng c bc, o nhit , hin th LCD, thu hng ngoi iu khin t xa, lin kt vi KIT khc thnh h vi x l (Giao tip a vi x l), ghp ni ROM, RAM, PC, ma trn im.

Bi ton ng dng: iu khin n giao thng, cc h thng nh gi, lp trnh iu khin t xa, o lng cnh bo, iu khin n qung co, quang bo, mng vi x l, ghp phi h PC Vi x l.

Module 2 Vi x l AT89C52: Thit k KIT pht trin s dng cc Jack cm ri, p dng cho cc bi ton ng dng trong thc t: iu khin gim st cc thit b nh cao tng, iu khin ng ngang, n giao thng, cc h thng nh gi.

2. Khi vi x l nng cao, lp trnh C

Module Vi x l ATmega8/88.

Bi ton c bn: Thit k mch np onboard usb, lp trnh iu khin LED n, ngt, ghp ni b nh ngoi, o nhit , LCD, PWM, RTC, ghp ni PC.

Bi ton ng dng: n qung co, o lng iu khin cc i lng tng t, ghp ni PC iu khin KIT t PC. CT 2

Module Vi x l ATmega16/32/535.

Bi ton c bn: iu khin cc cm thit b c lp, ng c bc, ng c mt chiu, PWM, RTC, Loa, qut, o nhit cnh bo v iu khin ngng.

Bi ton ng dng: iu khin bo chy, thng gi nh cao tng, mng AVR, AVR PC, cc bi ton pht trin.

Module Vi x l PSoC CY8C29466/566.

Hai Module ny ngoi gii quyt cc bi ton iu khin trn cn c k kt ni vi cc Module khc, x l cc ngoi vi phc tp nh kt ni th nh, RF, GPS, INS, MEMS.

III. KT CU PHN CNG B KIT

1. Vi x l

B KIT s dng vi x l dng MCS51 v AVR, ngoi ra cn c thit k m rng c cho PIC, PSoC vi cc bng cm ri theo kt cu Module. Phn c s ch yu c xy dng trn vi x l AT89C52 v ATMega88 ca Atmel do tnh thng dng, r tin ca chng. iu ny ph hp vi i tng sinh vin, bao gm:

AT89C51/52, AT89S51/52

ATMega8/88, ATMega16/535

CY8C29466/566

Sau khi thnh tho v vi x l c s, ngi hc c th la chn vi x l mnh hn vi cc ngoi vi phc tp, pht trin thm KIT vi cc Module m rng khc.

2. Linh kin ph tr

Tt c linh kin nm trn bng Main v mt vi Module c lp khc, bao gm:

- Led n, Led 7 thanh, Led Matrix 5x7/8x8

- T in, Tr, Diode, Transistor cc loi

- Thch anh dao ng 11.0592MHz, 8 MHz, 32.768 KHz

- IC ngun, m, cht, dch, MAX232, EEROM, SRAM, RTC

- ADC, LCD, Sensor o nhit

- Mt thu, Led pht hng ngoi

- ng c 1 chiu DC, ng c bc +12VDC

- Qut, Loa (Ci, Chung) CT 2

- Ngun, Pin +3 VDC, Cable ni, DB9 Female, DB25 Male, Cable np chng trnh, Phm bm, Switch, to nhit, c vit

IV. BI TON IU KHIN

Cc bi ton iu khin c bn chy trn Module Main Chip vi yu cu cho trc. Vi cc yu cu m rng sinh vin phi t t chc phn cng. iu ny to ra nhng chng trnh iu khin khc nhau ngay c khi cho cc nhm lm cng mt bi th nghim. Cc bi ton iu khin vi yu cu chi tit, s t chc phn cng, list chng trnh phn mm c th tham kho trong ti NCKH m s B2007-04-27 ca cng tc gi.

1. MCS51

Unit 1: X l Led n (Nhy, quay, dch, kt hp)

Unit 2: X l Led 7 thanh (Cc h thng nh gi, n giao thng)

Unit 3: Phm bm (Phm n, Ma trn phm)

Unit 4: Thu pht hng ngoi (iu khin t xa)

Unit 5: Ghp LCD (Hin th, to ng h)

Unit 6: Giao tip PC

Unit 7: iu khin ng c mt chiu DC-

Unit 8: iu khin ng c bc Step Motor

Unit 9: Ghp ADC ngoi

Unit 10: Ma trn im

Unit 11: M rng b nh

Unit 12 : Thit k ng dng 1: Giao tip hai vi x l gim st nhit

Unit 13 : Thit k ng dng 2: iu khin t xa DC-

Unit 14 : Thit k ng dng 3: iu khin t xa Step motor

Unit 15 : Thit k ng dng 4: H a vi x l

Unit 16 : Thit k ng dng 5: iu khin n giao thng

Unit 17 : Thit k ng dng 6: iu khin ng ngang

2. AVR/PSoC

Unit 1: X l Led n (Nhy, quay, dch, kt hp)

Unit 2: X l Led 7 thanh (Cc h thng nh gi) CT 2

Unit 3: Phm bm (Phm n, Ma trn phm)

Unit 4: Thu pht hng ngoi (iu khin t xa)

Unit 5: Ghp LCD (Hin th, to ng h)

Unit 6: Giao tip PC

Unit 7: Lp trnh Project multi file

Unit 8: PWM

Unit 9: iu khin ng c 1 chiu DC-

Unit 10: iu khin ng c bc Step Motor

Unit 11: ADC

Unit 12: RTC

Unit 13: Bi ton pht trin; Thit k ng dng

Unit 14: Khai thc cc ngoi vi ca Module th nghim ang s dng ti phng th nghim (SAB 80515) theo cc bi c: Chng trm; Thng gi ng hm; n tn hiu; Trn nhin liu.

CT 2

MT S MODULE CA B KIT

I2C LCD

24C16BA01

A12

A23

GND4 SDA 5SCLK 6

WP 7VCC 8

U4

123

J4

CON3

R1410K

R1310K

Y1

32.768kHz

C3100n

DS1307X11

X22

Vbat3

GND4 SDA 5SCL 6

SQW/OUT 7VCC 8

U3

C4

100n

+5V

+5V

+5V

+5V

EEPROM

RTCBT13V

SCLSDA

SCLSDA

SQW

SCLSDA

SCL

GNDSDA

R35

10K

LCD

VSS

1

VD

D2

VEE

3

RS

4

RW

5

E6

A15

K16

D0

7

D1

8

D2

9

D3

10

D4

11

D5

12

D6

13

D7

14

U5 LCD

+5V

+5VVar

Var

+5V

T1C828

12

34

56

78

910

1112

1314

1516

1718

1920

2122

2324

P1Header 12X2

R86R

Led7seg Step Motor

DOTSEG GSEG FSEG ESEG DSEG CSEG BSEG A

IN0 1

IN1 2

IN2 3

IN3 4

IN4 5

IN5 6

IN6 7

IN7 8

GND9

COM10

OUT711OUT612OUT513OUT414OUT315OUT216OUT117OUT018

U7

1234

J7

12345678

J8

CON8

CA

11

CA

24

CA

35

A2

B6

C9

D11

E12

F3

G8

DO

T10

CA

47

U6

LED7 x4

R36 5K6

Q9

A1015

R37 5K6

Q10

A1015

R38 5K6

Q11

A1015

R39 5K6

Q12

A1015

7-SEG LED

LED7 SEGMENT

+5V

STEP3

STEP4

STEP2

STEP1

STEP1STEP2STEP3STEP4

Q29TIP41C

R77 0-470

Q26

Q28

R76 5K1

Q31TIP41C

D311N4007

R70 5K1

D341N4007

D331N4007

Q27TIP41C

R72 5K1

R71 0-470Q24

123456

J66

1234

J65

D321N4007

R75 0-470

R74 5K1

Q30

Q25TIP41C

R73 0-470

+5V

+12V

+5V

+5V

+5V

STREP Motor

UART ADC

RXDTXD

MAX232

C1+1

C1-3

C2+4

C2-5

VCC 16

GND 15V+2

V-6

R1OUT 12

R2OUT 9

T1IN 11

T2IN 10R1IN13

R2IN8

T1OUT14

T2OUT7

U14

12

J68

594837261

P3

FEMALE DB9C181u

C201u

C171u

C191u

C211u

+5V

+5V

RS232 interface

D0D1D2D3D4D5D6D7

#ADC DONE

ADC #RDADC #WRADC #CS

ADC #RDADC #WRADC #CS#ADC DONE

C2

+IN6

-IN7

AGND 8

VREF/29

GND 10

DB7 11DB6 12DB5 13DB4 14DB3 15DB2 16DB1 17DB0 18

CLKR19

VCC/VREF 20

CLKIN4

INTR 5

CS1

RD2

WR3

U2R1

1 1

2 2

3 3

U1

1234

J1

R4

R2

C1

R3

+5V

+5V

ROOM TEMPRATURE MEASUREMENT

1 23 45 67 89 1011 1213 1415 16

P6

Header 8X2

+5V

Power DC-

AC2/DC2

AC1/DC1IN1 OUT 3

GN

D2

U12

+ C14

D30

LED

D28

LED

+ C15

C13+ C12

- +

2

1

3

4

D29

BRIDGE 2A

R6822E2W

R69

IN1 OUT 3

GN

D2

U13

+ C11

R67

C16

+5V

+12V

CT 2

12VAC input

12

34

56 P2

Power On/Off

AC1

AC2

123

J64

DC Jack

1 23 45 6

P7

Header 3X2

+5V

DC1

DC2 DC4

DC3

DC1DC2DC3DC4

12

Q5A1015 D3

1N4007

Q1

Q4C828

Q6A1015

Q2

R12 1K

D11N4007

R5 1K

R11 1K

R10 5K1

Q7C2383

34

J3

D21N4007

R7 5K1Q3C828

D41N4007

R9 5K1

Q8C2383

1 2

MG1

R6 1K

R8 5K1

+5V

+12V

+5V

M

DC Motor

ATMega16/32/566

CT 2

GND AGND

+5V AVCC

AREF

AC1/DC1

AC2/DC2

PB1

PD5

PD1

PA4

AVCC

PB2

PD6

PD2

PA5

PB3

PC7

PB0

PD3

PA6

PB4

PC6

PB1

PA7

PD4

MOSI

PC5

AREF

PB2

PD5

MISO

GND

PB3

PD6

SCK

AVCC

PB4

PC4

PA0

RESET

PC7

MOSI

PC3

PA1

VCC

PC6

MISO

PC2

PA2

GND

PC5

SCK

XTAL2

PC1

PA3

PC4

RESET

XTAL1

PC3

PC0

PA4

VCC

PD0

PC2

PA5

PD7

GND

PC1

PD1

PA6

PA0

XTAL2

PC0

PD2

PA7

PA1

PD7

XTAL1

PD3

PA2

AREF

PB0

PD0

PD4

PA3

GND

VCC

GND

XTAL1XTAL2

PD1PD0

L3 100uH

C1100n

+ C111000u/50V

123

J5

-+

2

1

3

4

D5BRIDGE 1A

C4 22p

1 J7

1 1

2 233

U4

1J8

L2 10uH

C13100n

+ C12470u/25V

(XCK/T0) PB01

(T1) PB12

(INT2/AIN0) PB23

(OC0/AIN1) PB34

(SS) PB45

(MOSI) PB56

(MISO) PB67

(SCK) PB78

RESET9

VCC10

GND11

XTAL212

XTAL113

(RXD) PD014

(TXD) PD115

(INT0) PD216

(INT1) PD317

(OC1B) PD418

(OC1A) PD519

(ICP) PD620 PD7 (OC2) 21PC0 (SCL) 22PC1 (SDA) 23PC2 (TCK) 24PC3 (TMS) 25PC4 (TDO) 26PC5 (TDI) 27

PC6 (TOSC1) 28PC7 (TOSC2) 29

AVCC 30GND 31

AREF 32PA7 (ADC7) 33PA6 (ADC6) 34PA5 (ADC5) 35PA4 (ADC4) 36PA3 (ADC3) 37PA2 (ADC2) 38PA1 (ADC1) 39PA0 (ADC0) 40

U1 AT Mega16

123

J4

C10100n

1J6

L1 10uH

7805IN1 OUT 3

GN

D2

U3

12

34

J3

SWITCH2X2

Y14-20MHz

D6

LED

1 J9

123456789

1011121314

1920 21

22232425262728

15161718

293031323334353637383940

J1

CON40C

C21u

123456789

1011121314

1920 21

22232425262728

15161718

293031323334353637383940

J2

CON40C

R131K

C7 22p

+5V

+5V

External crystal

Drills

Power supply

Power-in jack

CONN

ECTO

R 20

x2

CONN

ECTO

R 20

x2

MULTI-MICROCONTROLLERSCOMMUNICATE

12

34

56 P4

Contac

AC1

AC2

12

C3

0.1mF

PC6 (RESET)1

PD0 (RXD)2

PD1 (TXD)3

PD2 (INT0)4

PD3 (INT1)5

PD4 (XCK/T0)6

VCC7

GND8

PB6 (XTAL1)9

PB7 (XTAL2)10

PD5 (T1)11

PD6 (AIN0)12

PD7 (AIN1)13

PB0 (ICP1)14 PB1 (OC1A) 15PB2 (SS/OC1B) 16

PB3 (MOSI/OC2) 17PB4 (MISO) 18PB5 (SCK) 19

AVCC 20AREF 21GND 22

PC0 (ADC0) 23PC1 (ADC1) 24PC2 (ADC2) 25PC3 (ADC3) 26

PC4 (ADC4/SDA) 27PC5 (ADC5/SCL) 28

U2

ATmega8

4231

P2

USB - type B

+5V

1 2Y2

XTALC822p

C922p

GND GND

D3LED

R11R

R12R

D4LED

GND

R9330R

R8330R

R7330R

Reset

SCKMISOMOSI

R21.5k

R31M

R410k

R1

100C5.1u

R6 68R

R5 68R

D2

4007

D1

4007C6104

GND

1 82 73 64 5

P3

Header 4X2

R10330R

123

P1

Reset select

Rset

Rset

R_out

R_out

GND

GND

GND

GND

GND

12v

GND

CY8C29566