# Classic Black Holodeck 9023 new
## Description
ATmega328P 5V External-Powered Clock and Reset Core (16 MHz Crystal, Screw-Terminal Input)
## Project Details
- **Owner:** e21327
- **Created:** 2/12/2026
- **Last Updated:** 4/21/2026
- **Visibility:** Public
- **System Architecture:** ```mermaid
flowchart TD
EXT["External 5V Power Input"] --> P5V["+5V Net"]
EXT --> GNDNET["GND Net"]
P5V --> U1["ATmega328P-PU"]
GNDNET --> U1
U1 --> XTAL["16 MHz Crystal"]
XTAL --> U1
XTAL --> C1["22pF Capacitor"]
XTAL --> C2["22pF Capacitor"]
C1 --> GNDNET
C2 --> GNDNET
U1 --> R1["10k Reset Pull-up"]
R1 --> P5V
EXT --> J1["2-pin Screw Terminal"]
J1 --> P5V
J1 --> GNDNET
```
## Key Components
### 16Mhz Oscillator — [XIHCELNANF-16MHZ](https://www.flux.ai/lcsc/xihcelnanf-16mhz~8u4l.md)
- JLCPCB Part Class: Extended Part
- Package: HC-49US_L11.5-W4.5-P4.88
- LCSC Part Number: C295075
- Manufacturer Part Number: XIHCELNANF-16MHZ
- Part Type: Crystals
- Product Info Url: https://lcsc.com/product-detail/Others_TAITIEN-Elec-XIHCELNANF-16MHZ_C295075.html
- Package or Case Code: HC-49US_L11.5-W4.5-P4.88
- Role: Timing
- Role Details: 16 MHz crystal oscillator for ATmega328P
- Manufacturer Name: TAITIEN(泰艺电子)
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_TAITIEN-Elec-XIHCELNANF-16MHZ_C295075.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### 7508 — [7805](https://www.flux.ai/jecstronic/7805~viu.md)
- Manufacturer Name: Foshan Blue Rocket Elec
- Part Type: Integrated Circuit
- Manufacturer Part Number: 7805
- License: https://creativecommons.org/licenses/by/4.0/
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Foshan-Blue-Rocket-Elec-7805_C305416.pdf
**Pins:**
- GND [pin 2]
- VI [pin 1]
- VO [pin 3]
### ATmega328P — [ATMEGA328P-PU](https://www.flux.ai/adrian95/atmega328p-pu~6cd.md)
- Manufacturer Name: Microchip
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Microcontroller
- Manufacturer Part Number: ATMEGA328P-PU
- Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega48A-PA-88A-PA-168A-PA-328-P-DS-DS40002061B.pdf
**Pins:**
- ~RESET~/PC6 [pin 1]
- AREF [pin 21]
- AVCC [pin 20]
- GND [pin 8]
- GND [pin 22]
- PB0 [pin 14]
- PB1 [pin 15]
- PB2 [pin 16]
- PB3 [pin 17]
- PB4 [pin 18]
- PB5 [pin 19]
- PC0 [pin 23]
- PC1 [pin 24]
- PC2 [pin 25]
- PC3 [pin 26]
- PC4 [pin 27]
- PC5 [pin 28]
- PD0 [pin 2]
- PD1 [pin 3]
- PD2 [pin 4]
- PD3 [pin 5]
- PD4 [pin 6]
- PD5 [pin 11]
- PD6 [pin 12]
- PD7 [pin 13]
- VCC [pin 7]
- XTAL1/PB6 [pin 9]
- XTAL2/PB7 [pin 10]
### BZ1 — [Buzzer](https://www.flux.ai/jecstronic/buzzer~1j2.md)
- Part Type: Buzzer
**Pins:**
- -
- +
### Display Out — [Connector 01x04 0.100](https://www.flux.ai/vasy_skral/connector-01x04-0100~go.md)
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J1 — [3 position connectror](https://www.flux.ai/vasyl/3-position-connectror~2i1.md)
- Datasheet URL: https://www.digikey.com/en/products/detail/samtec-inc/TSW-101-17-T-T/7861769?s=N4IgTCBcDaICoGUDqBaAjABjeg7Cu%2BIAugL5A
- Manufacturer Part Number: TSW-101-17-T-T
- Part Type: Connector
**Pins:**
- 01
- 02
- 03
### J2 — [Pin Header 01x03 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x03-254mm-vertical~cp4.md)
- Part Type: Connector
**Pins:**
- Pin_1 [pin 1]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
### Keypad In — [Connector 01x04 0.100](https://www.flux.ai/vasy_skral/connector-01x04-0100~go.md)
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### LED — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md)
- Breakdown Voltage: 0V
- Forward Voltage: 1.70
- Emission Coefficient: 3.73
- Saturation Current: 93.2e-12A
- Series Resistance: 0.42Ω
**Pins:**
- A [pin 2]
- K [pin 1]
### LED R1 — [Generic Resistor](https://www.flux.ai/jharwinbarrozo/generic-resistor~3e.md)
- Part Type: Resistor
- Resistance: 330Ω
- Role Details: Pull-up for part U1, pin RESET
- Package: V_AXIAL-P2.54_D2.5
- Role: Pull Up / Down
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### Left Sensor — [350541-1](https://www.flux.ai/adrian95/350541-1~6l7.md)
- Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=350541&DocType=Customer+Drawing&DocLang=English
- Part Type: Connector
- Package or Case Code: TE_350541-1
- Manufacturer Name: TE Connectivity AMP Connectors
- Manufacturer Part Number: 350541-1
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### Q1 — [2N2222](https://www.flux.ai/jecstronic/2n2222~sac.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Solid State Inc.
- Manufacturer Part Number: 2N2222
- Part Type: Transistor
- Datasheet URL: http://www.solidstateinc.us/specsearch/specs/2N2221A-ssi.pdf
**Pins:**
- B [pin 2]
- C [pin 3]
- E [pin 1]
### Reset R2 — [Generic Resistor](https://www.flux.ai/jharwinbarrozo/generic-resistor~3e.md)
- Role Details: Pull-up for part U1, pin RESET
- Role: Pull Up / Down
- Package: V_AXIAL-P2.54_D2.5
- Part Type: Resistor
- Resistance: 10kΩ
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### Right Sensor — [350541-1](https://www.flux.ai/adrian95/350541-1~6l7.md)
- Manufacturer Part Number: 350541-1
- Package or Case Code: TE_350541-1
- Manufacturer Name: TE Connectivity AMP Connectors
- Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=350541&DocType=Customer+Drawing&DocLang=English
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### SW1 — [A101SYCQ04](https://www.flux.ai/jecstronic/a101sycq04~njs.md)
- Datasheet URL: https://www.mouser.ca/datasheet/2/418/5/ENG_CD_1825136_A8-660112.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Switch
- Manufacturer Name: TE Connectivity / Alcoswitch
- Manufacturer Part Number: A101SYCQ04
**Pins:**
- ~ [pin 1]
- ~ [pin 3]
- ~ [pin 2]
### Vin — [282836-2](https://www.flux.ai/adrian95/282836-2~aj3.md)
- Datasheet URL: https://www.verical.com/datasheet/te-connectivity-terminal-blocks-282836-2-155855.pdf
- Part Type: Connector
- Manufacturer Part Number: 282836-2
- Manufacturer Name: TE Connectivity AMP Connectors
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/e21327/classic-black-holodeck-9023-new~xe](https://www.flux.ai/e21327/classic-black-holodeck-9023-new~xe).*
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*Generated from [https://www.flux.ai/e21327/classic-black-holodeck-9023-new~xe](https://www.flux.ai/e21327/classic-black-holodeck-9023-new~xe)*