2 layers100 × 75 mm
RTSS Power Supply V2-5C
RadioThermal/RadioThermal_Soldering_OSHW
Open Source Hardware 470KHz Induction Soldering Iron
69 parts84CERN-OHL-P-2.0
2 layers120 × 75 mm
AT89S52 Dev Board
deepeshglt/AT89S52_Dev_Board- Size
- 120 × 75 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 35
- Nets
- 72
- Pads
- 187
- Tracks, vias
- 68, 0
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 17 Dec 2018
- Updated
- 18 Dec 2018
Overview
AT89S52 Dev Board is an open-source printed circuit board by deepeshglt, from the deepeshglt/AT89S52_Dev_Board repository on GitHub. It is a 2-layer board of 120 × 75 mm with 35 parts on 72 nets, routed with 68 tracks and 0 vias.
It is built around the MAX232N, L7805 and L7812. Its parts include 12 capacitors, 11 connectors, 4 ICs, 2 resistors and 2 diodes. It belongs with the microcontroller boards boards and the 8051 (CH55x, STC, AT89) boards of this library.
Main components
3
MAX232N
PDIP-160℃~+70℃ 120Kbps 2 2 4.5V~5.5V Transceiver PDIP-16 RS232 ICs ROHSTexas InstrumentsRS232 ICs
L7805
TO-220ST0℃~+125℃@(Tj) 1 1.2A 20V 2V@(1A) 42uV 500uA 5V 73dB@(120Hz) Fixed Positive Short Circuit Protection TO-220ST Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSOSENVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
L7812
TO-220ST0℃~+125℃@(Tj) 1 1.2A 12V 2V@(1A) 30V 71dB@(120Hz) 76uV Fixed Positive Short Circuit Protection TO-220ST Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSOSENVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
Parts
35| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | C | Capacitors_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm | C2, C6, C7, C8 |
| 4 | CP | Capacitors_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm | C9, C10, C11, C12 |
| 3 | C | Capacitors_THT:C_Disc_D5.0mm_W2.5mm_P2.50mm | C3, C4, C5 |
| 2 | R | Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R2 |
| 1 | 12V AC | Socket_Strips:Socket_Strip_Straight_1x02_Pitch1.27mm | J2 |
| 1 | AT89S52 | Housings_DIP:DIP-40_W15.24mm | U3 |
| 1 | CP | Capacitors_THT:CP_Radial_D8.0mm_P5.00mm | C1 |
| 1 | Contrast | Potentiometers:Potentiometer_Trimmer-EVM3E | RV1 |
| 1 | Crystal | Crystals:Resonator-2pin_w10.0mm_h5.0mm | Y1 |
| 1 | D_Bridge_-AA+ | Bridge_W04:Diode_Bridge_Round_D9.8mm | D1 |
| 1 | ISP | Socket_Strips:Socket_Strip_Straight_2x05_Pitch2.00mm | J10 |
| 1 | Jack-DC | Connectors:BARREL_JACK | J1 |
| 1 | L7805 | TO_SOT_Packages_THT:TO-220-2_Horizontal | U2 |
| 1 | L7812 | TO_SOT_Packages_THT:TO-220-2_Horizontal | U1 |
| 1 | LCD Port | Socket_Strips:Socket_Strip_Straight_1x16_Pitch1.27mm | J11 |
| 1 | LED | LEDs:LED_D3.0mm | D2 |
| 1 | MAX232 | Housings_DIP:DIP-16_W10.16mm | U4 |
| 1 | Port 0 | Socket_Strips:Socket_Strip_Straight_1x08_Pitch2.00mm | J8 |
| 1 | Port 1 | Socket_Strips:Socket_Strip_Straight_1x08_Pitch2.00mm | J6 |
| 1 | Port 2 | Socket_Strips:Socket_Strip_Straight_1x08_Pitch2.00mm | J7 |
| 1 | Port 3 | Socket_Strips:Socket_Strip_Straight_1x08_Pitch2.00mm | J5 |
| 1 | Reset | Buttons_Switches_THT:SW_PUSH_6mm | SW1 |
| 1 | SW_Push | Buttons_Switches_THT:SW_PUSH_6mm | SW2 |
| 1 | Serial Port | Connectors_JST:JST_ZE_S09B-ZESK-2D_09x1.5mm_Angled | J9 |
| 1 | VCC_12V | Socket_Strips:Socket_Strip_Straight_1x02_Pitch1.27mm | J3 |
| 1 | VCC_5V | Socket_Strips:Socket_Strip_Straight_1x02_Pitch1.27mm | J4 |
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Questions
How big is the AT89S52 Dev Board PCB?
It measures 120 × 75 mm and has 2 copper layers, 1.6 mm thick.
What parts does the AT89S52 Dev Board use?
35 parts, built around the MAX232N, L7805 and L7812. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the AT89S52 Dev Board KiCad files?
From the deepeshglt/AT89S52_Dev_Board repository on GitHub, at the commit this page was made from: the board is Design/KiCAD/AT89S52_Dev_Board.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the AT89S52 Dev Board design in my own project?
Its repository states no licence, so its author keeps all rights: ask deepeshglt before reusing the design.