# Current Aqua Holodeck
## Description
Welcome to your new project. Imagine what you can build here.
## Project Details
- **Owner:** matrixwb
- **Created:** 6/8/2025
- **Last Updated:** 6/8/2025
- **Visibility:** Public
## Key Components
### U1 — [AT89C52-24AC](https://www.flux.ai/jecstronic/at89c52-24ac.md)
- Part Type: Microcontroller
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: AT89C52-24AC
- Manufacturer Name: Microchip Technology
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/911/AT89C52.pdf
**Pins:**
- *EA/VPP [pin 29]
- *PSEN [pin 26]
- ALE/*PROG [pin 27]
- GND [pin 16]
- NC [pin 39]
- NC [pin 6]
- NC [pin 17]
- NC [pin 28]
- P0-0 [pin 37]
- P0-1 [pin 36]
- P0-2 [pin 35]
- P0-3 [pin 34]
- P0-4 [pin 33]
- P0-5 [pin 32]
- P0-6 [pin 31]
- P0-7 [pin 30]
- P1-0 [pin 40]
- P1-1 [pin 41]
- P1-2 [pin 42]
- P1-3 [pin 43]
- P1-4 [pin 44]
- P1-5 [pin 1]
- P1-6 [pin 2]
- P1-7 [pin 3]
- P2-0 [pin 18]
- P2-1 [pin 19]
- P2-2 [pin 20]
- P2-3 [pin 21]
- P2-4 [pin 22]
- P2-5 [pin 23]
- P2-6 [pin 24]
- P2-7 [pin 25]
- P3-0 [pin 5]
- P3-1 [pin 7]
- P3-2 [pin 8]
- P3-3 [pin 9]
- P3-4 [pin 10]
- P3-5 [pin 11]
- P3-6 [pin 12]
- P3-7 [pin 13]
- RST [pin 4]
- VCC [pin 38]
- XTAL1 [pin 15]
- XTAL2 [pin 14]
### U2 — [AT89C51RD2-SLRUM](https://www.flux.ai/lcsc/at89c51rd2-slrum.md)
- Package or Case Code: PLCC-44_L16.6-W16.6-P1.27-LS17.5-L
- LCSC Part Number: C2053728
- Manufacturer Name: MICROCHIP(美国微芯)
- Manufacturer Part Number: AT89C51RD2-SLRUM
**Pins:**
- ~{EA} [pin 35]
- ~{PSEN} [pin 32]
- ALE/~{PROG} [pin 33]
- NIC [pin 34]
- NIC [pin 1]
- NIC [pin 12]
- NIC [pin 23]
- P0.0/AD0 [pin 43]
- P0.1/AD1 [pin 42]
- P0.2/AD2 [pin 41]
- P0.3/AD3 [pin 40]
- P0.4/AD4 [pin 39]
- P0.5/AD5 [pin 38]
- P0.6/AD6 [pin 37]
- P0.7/AD7 [pin 36]
- P1.0/T2 [pin 2]
- P1.1/T2EX/~{SS} [pin 3]
- P1.2/ECI [pin 4]
- P1.3/CEX0 [pin 5]
- P1.4/CEX1 [pin 6]
- P1.5/CEX2/MISO [pin 7]
- P1.6/CEX3/SCK [pin 8]
- P1.7/CEx4/MOSI [pin 9]
- P2.0/A8 [pin 24]
- P2.1/A9 [pin 25]
- P2.2/A10 [pin 26]
- P2.3/A11 [pin 27]
- P2.4/A12 [pin 28]
- P2.5/A13 [pin 29]
- P2.6/A14 [pin 30]
- P2.7/A15 [pin 31]
- P3.0/RxD [pin 11]
- P3.1/TxD [pin 13]
- P3.2/~{INT0} [pin 14]
- P3.3/~{INT1} [pin 15]
- P3.4/T0 [pin 16]
- P3.5/T1 [pin 17]
- P3.6/~{WR} [pin 18]
- P3.7/~{RD} [pin 19]
- RST [pin 10]
- VCC [pin 44]
- VSS [pin 22]
- XTAL1 [pin 21]
- XTAL2 [pin 20]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/matrixwb/current-aqua-holodeck](https://www.flux.ai/matrixwb/current-aqua-holodeck).*
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*Generated from [https://www.flux.ai/matrixwb/current-aqua-holodeck](https://www.flux.ai/matrixwb/current-aqua-holodeck)*