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STD DDS signal generator with AVR
DDS signal generator with AVR
License
CC-BY-NC-SA 3.0
License: CC-BY-NC-SA 3.0Mode:
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Update time：
2023-03-02 23:19:44
Creation time：
2023-03-02 23:16:34
Description
Description
DDS signal generator with AVR
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English detail
https://xtronic.org/circuit/dds-signal-generator-sine-function-square-8mhz/
Detalhe em português
https://www.te1.com.br/2023/03/gerador-de-sinal-dds-funcao-senoidal-8mhz/
Design Drawing
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 10uF | C1,C3,C7,C8,C11,C15,C16 | A/3216-18R | 7 |
| 2 | 100n | C2,C4,C5,C6,C9,C10,C12,C13,C14,C17 | C0603 | 10 |
| 3 | 10uF | C18 | C1206 | 1 |
| 4 | NP | C19 | A/3216-18R | 1 |
| 5 | LM317 | IC1 | DPACK | 1 |
| 6 | ICL7660 | IC2 | SO08 | 1 |
| 7 | HT7550 | IC3 | SOT89 | 1 |
| 8 | MEGA16-A | IC4 | TQFP44 | 1 |
| 9 | 12v | J1 | DCJ0303 | 1 |
| 10 | dds | J2 | SPARKFUN_BNC | 1 |
| 11 | hs | J3 | SPARKFUN_BNC | 1 |
| 12 | AVR-ISP-6 | JP1 | AVR-ISP-6 | 1 |
| 13 | LCD-HD447804 | LCD1 | LCD-16X2-4HOLES | 1 |
| 14 | 10k | P3 | RTRIM3202 | 1 |
| 15 | 16 MHz | Q1 | SMD-3225-4P | 1 |
| 16 | 1.5k | R1 | R0603 | 1 |
| 17 | 240 | R2 | R0603 | 1 |
| 18 | 10k | R3,R12,R13,R14,R15,R16,R17,R18 | R0603 | 8 |
| 19 | 20k | R4,R5,R6,R7,R8,R9,R10,R11,R19 | R0603 | 9 |
| 20 | 100k | R20,R23 | R0603 | 2 |
| 21 | 100 | R21 | R0603 | 1 |
| 22 | 4.7 | R22 | R0805 | 1 |
| 23 | 12k | R24 | R0603 | 1 |
| 24 | RESET | S1 | B3F-40XX | 1 |
| 25 | UP | S2 | B3F-40XX | 1 |
| 26 | RIGHT | S3 | B3F-40XX | 1 |
| 27 | START/STOP | S4 | B3F-40XX | 1 |
| 28 | LEFT | S5 | B3F-40XX | 1 |
| 29 | DOWN | S6 | B3F-40XX | 1 |
| 30 | 1k | VR1 | 9MM_SNAP-IN_POT | 1 |
| 31 | 50k | VR2 | 9MM_SNAP-IN_POT | 1 |
| 32 | Lm358 | IC5 | SO08 | 1 |
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