Scribd
Upload
13 views1 page

Dds Dan

The document contains a schematic diagram for a DDS (Direct Digital Synthesis) generator circuit, detailing various components such as an LCD, resistors, capacitors, and a PIC microcontroller. It includes connections for power supply, data lines, and control switches. The document is dated November 4, 2018, and is labeled as size B with a specific document number and revision code.

Uploaded by

miaupisu73
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
13 views1 page

Dds Dan

The document contains a schematic diagram for a DDS (Direct Digital Synthesis) generator circuit, detailing various components such as an LCD, resistors, capacitors, and a PIC microcontroller. It includes connections for power supply, data lines, and control switches. The document is dated November 4, 2018, and is labeled as size B with a specific document number and revision code.

Uploaded by

miaupisu73
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
You are on page 1/ 1

5 4 3 2 1

J1
LCD_2x16

1
2
3
4
5
6
7
8
9
10
11
12
13
14
D LCD_D7 D
LCD_D6
LCD_D5
LCD_D4 J2
5V HEADER 1
LCD_E U1
LCD_VEE LCD_RS 5V 3 1
IN
R1 LCD_RW 4 2
C1 + 1K TAB OUT
10u 1 J3
R2 C2 ADJ/GND C3 HEADER 1
1K 10u LT1117_ST 10u
1

J4
ICSP

1
C 2 C
5V 3
4
D1 5
R3
1N4148 6

5V
U2
10K
DDS_Module
U3
PIC16F876A + C4 + C5
1 28 1 20 10u 10u
MCLR/Vpp RB7 Vcc Vcc
2 RA0 RB6 27
3 RA1 RB5 26 2 W_CLK D0 19
4 RA2 RB4 25
5 RA3 RB3 24 3 FQ_UD D1 18
6 RA4 RB2 23
7 RA5 RB1 22 4 SD D2 17
8 Vss RB0 21
Y1 9 20 5 16 R4
4MHz OSC1 Vdd Reset D3 1K J5
10 OSC2 Vss 19
11 18 5V 6 15 LO_OUT
RC0 RC7 R5 Gnd D4
12 RC1 RC6 17
13 16 1K 7 14 1
RC2 RC5 + C6 SqW1 D5
B 14 RC3 RC4 15 2 B
C7 C8 8 13 3
22p 22p SqW2 D6 C9
10u 4
9 SIN1 D7 12 5

10 SIN2 Gnd 11
R6 10n
10K
C10

R7
10K
10u

SW1 SW2 SW3 R8


UP DOWN FNC 10K

A A

Title
Generator DDS

Size Document Number Rev


B Fara Numar, Fara Numar ... <RevCode>

Date: Sunday, November 04, 2018 Sheet 1 of 1


5 4 3 2 1

You might also like