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Standard
1.Easy to use and quick to get started
2.The process supports design scales of 300 devices or 1000 pads
3.Supports simple circuit simulation
4.For students, teachers, creators
Profession
1.Brand new interactions and interfaces
2.Smooth support for design sizes of over 5,000 devices or 10,000 pads
3.More rigorous design constraints, more standardized processes
4.For enterprises, more professional users
Ongoing
STD Watch_Reader
License: TAPR Open Hardware License
Mode: Editors' pick
- 1
Update time：
2020-12-29 12:20:10
Creation time：
2017-12-19 20:14:27
Description
Simple Text Reader based on Atmega8(48/88/168/328), 128x64 OLED Display and micro SD card
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity | Mounted | |
|---|---|---|---|---|---|---|
| 1 | FKIT-COIN_CELLLIR2450-H | BATT1 | HDR-1X2/2.54 | 1 | Yes | |
| 2 | 5k | R2 | 0402 | 1 | Yes | |
| 3 | ATMEGA168PA-AU | U1 | TQFP-32_7X7X08P | 1 | Yes | C8728 |
| 4 | SSD1306-128x64-OLED-SPI | WAVESHARE | OLED_128X64 | 1 | Yes | |
| 5 | 10u | C3 | 0402 | 1 | Yes | |
| 6 | 2.2u | C4,C5,C6,C7,C8 | 0402 | 5 | Yes | |
| 7 | 390k | R3 | 0402 | 1 | Yes | |
| 8 | 10k | R4,R5,R10,R11,R9 | 0402 | 5 | Yes | |
| 9 | Header-Female-2.54_2x3 | P1 | HDR-3X2/2.54 | 1 | Yes | C47552 |
| 10 | 4.7k | R6,R7 | 0402 | 2 | Yes | |
| 11 | Header-Female-2.54_1x2 | P2 | HDR-1X2/2.54 | 1 | Yes | C49661 |
| 12 | 1M | R8,R9 | 0402 | 2 | Yes | |
| 13 | WL2805E33-5/TR | U2 | SOT-23-5 | 1 | Yes | |
| 14 | KSS221GLFS | S1,S2,S3 | KSS221 | 3 | Yes | |
| 15 | CSTCE8M00G52- R0 | X1 | SMD_CRYSTAL_8MHZ | 1 | Yes | |
| 16 | uSD | U4 | MICROSD_CARD_RECEPTACLE_HIROSE_DM3AT-SF-PEJM5 | 1 | Yes | |
| 17 | LTC4054ES5-4.2 | U5 | SOT23-5 | 1 | Yes | |
| 18 | LMBR120FT1G | D1 | SOD-123 | 1 | Yes | C81143 |
| 19 | MICRO USB 5S B | USB2 | MICRO-USB-1 | 1 | Yes | C10418 |
| 20 | CR2032-BS-6-1 | B1 | BATTERY-3 | 1 | Yes | C70377 |
| 21 | QX Micro Devices QX2304L33F | U3 | SOT23-5 | 1 | Yes | |
| 22 | 47uH | L1 | 3.0X3.0X1.5 | 1 | Yes | |
| 23 | 1u | C1,C2 | CAP-D3.0XF1.5 | 2 | Yes |
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