13-Mar-2009 Sheet of File - MicroSyl

Mar 13, 2009 - 14. GND. 11. VCC. 10. U2. ATMEGA32. Vss. 1. Vcc. 2. Vee. 3. RS. 4 ... J2. CON2. +12. Vin. GND. Vout. U4. 7805. C6. 0.1uF. C7. 0.1uF. +5. 1. 2.
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1

2

3

4

5

6 +12

JP1 J3

MOSI 2 1

1 3 5 7 9

SW RESET SCK MISO

CON2

2 4 6 8 10

U3 LCD DISPLAY

+5

R7 50ohms Vled+ Vled-

16 D

DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7

RS R/W E

Vss Vcc

Vee

HEADER 5X2

D

15

R1 +5

62k

L2 100uH

MOSI MISO SCK

+5 5

8 6

R2 470k C2

3

10uF C9 1000pF @ 1%

2 1

C3 1000pF @ 1%

R3 470k 1

J1

4

C

14 15 16 17 18 19 20 21

U1 LM311 7

2

CON2

C4

RESET

+5

9 13

22pF

R4

L1 G5V-2-H1 DC5

Y1 16Mhz

47k

12

C5

VCC

PD0 (RXD) PD1 (TXD) PD2 (INT0) PD3 (INT1) PD4 (OC1B) PD5 (OC1A) PD6 (ICP) PD7 (TOSC2) RESET

PC0 PC1 PC2 PC3 PC4 PC5 (TOSC1) PC6 (TOSC2) PC7 AREF AGND AVCC

X1 X2

(ADC0) PA0 (ADC1) PA1 (ADC2) PA2 (ADC3) PA3 (ADC4) PA4 (ADC5) PA5 (ADC6) PA6 (ADC7) PA7

DB7 DB6 DB5 DB4 E RS

DB4 DB5 DB6 DB7

7 8 9 10 11 12 13 14

4 5 6 E

+5 40 39 38 37 36 35 34 33

R6 10k

22 23 24 25 26 27 28 29 SW 32 31 30

C

+5

11

C1 10uF

+5

PB0 (T0) PB1 (T1) PB2 (AIN0) PB3 (AIN1) PB4 (SS) PB5 (MOSI) PB6 (MISO) PB7 (SCK)

GND

1 2 3 4 5 6 7 8

RS

10

U2 ATMEGA32

+5 R5 1k

3

1 2

+5 +5

22pF L3 G5V-2-H1 DC5 Q1 2N3904 R8 1k

B

B

Q2 2N3904 R9 1k

U4 7805

+12 2 1

Vin C6 0.1uF

CON2

+5 GND

J2 A

Vout

A C7 0.1uF

C8 0.1uF

Title Size

Number

Revision

B Date: File: 1

2

3

4

5

13-Mar-2009 C:\DATA\..\LC_Meter_SCH2.Sch

Sheet of Drawn By: 6