# Flipdot 6x8 Matrix Controller ## Description ESP32-S3 based 6x8 flip-dot matrix controller using DRV8833 H-bridges, USB-C 5V input, AP2112K 3.3V logic rail, and a 48-coil row/column inductor matrix. ## Project Details - **Owner:** garrettscott - **Created:** 5/18/2026 - **Last Updated:** 5/20/2026 - **Visibility:** Public ## Key Components ### D1 — [SS14](https://www.flux.ai/cherepanyadima/ss14~5b.md) - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Slkor-SLKORMICRO-Elec--SS14_C444721.pdf - Manufacturer Name: Slkor(SLKORMICRO Elec.) - Manufacturer Part Number: SS14 **Pins:** - Anode [pin A] - Cathode [pin C] ### J1 — [USB4105-GF-A](https://www.flux.ai/adrian95/usb4105-gf-a~im9.md) - Manufacturer Name: GCT - Part Type: USB C - Datasheet URL: https://gct.co/files/specs/usb4105-spec.pdf - Symbol Style: parametric-v1 - Manufacturer Part Number: USB4105-GF-A - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: GCT **Pins:** - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin A1_B12] - GND__1 [pin B1_A12] - SBU1 [pin A8] - SBU2 [pin B8] - SHELL_GND [pin SH1] - SHELL_GND__1 [pin SH2] - SHELL_GND__2 [pin SH3] - SHELL_GND__3 [pin SH4] - VBUS [pin A4_B9] - VBUS__1 [pin B4_A9] ### LED1 — [LTST-C170KGKT](https://www.flux.ai/jecstronic/ltst-c170kgkt~uo4.md) - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://optoelectronics.liteon.com/upload/download/DS22-2000-073/LTST-C170KGKT.pdf - Manufacturer Part Number: LTST-C170KGKT - Forward Voltage: 2V - Manufacturer Name: Lite-On Inc. **Pins:** - A [pin 2] - K [pin 1] ### SW1 — [TL3301AF160QG](https://www.flux.ai/jecstronic/tl3301af160qg~bdf.md) - Manufacturer Part Number: TL3301AF160QG - Manufacturer Name: E-Switch - Part Type: Switch - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810101632_E-Switch-TL3301AF160QG_C273519.pdf **Pins:** - 1 - 2 - 3 - 4 ### SW2 — [TL3301AF160QG](https://www.flux.ai/jecstronic/tl3301af160qg~bdf.md) - Part Type: Switch - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810101632_E-Switch-TL3301AF160QG_C273519.pdf - Manufacturer Name: E-Switch - Manufacturer Part Number: TL3301AF160QG **Pins:** - 1 - 2 - 3 - 4 ### U1 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: DRV8833RTYR - LCSC Part Number: C154936 - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - Part Type: Motor Driver ICs - Manufacturer Name: TI(德州仪器) - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U10 — [ESP32-S3-MINI-1-N8](https://www.flux.ai/jecstronic/esp32-s3-mini-1-n8~m3d.md) - Manufacturer Part Number: ESP32-S3-MINI-1-N8 - LCSC Part Number: C2913201 - Manufacturer Name: Espressif Systems - Datasheet URL: https://www.mouser.com/datasheet/2/891/esp32_s3_mini_1_mini_1u_datasheet_en-2997643.pdf - Part Type: Module - Role: Signal Generation - Role Details: ESP32-S3-MINI-1-N8 direct-solder WiFi/BLE MCU module; VDD pins are 3.3V only, never VM_5V - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 3V3 [pin 3] - EN [pin 45] - GND [pin 2] - GND [pin 60] - GND [pin 49] - GND [pin 61_6] - GND [pin 59] - GND [pin 46] - GND [pin 47] - GND [pin 43] - GND [pin 61_1] - GND [pin 61] - GND [pin 61_3] - GND [pin 42] - GND [pin 57] - GND [pin 64] - GND [pin 1] - GND [pin 52] - GND [pin 61_8] - GND [pin 61_5] - GND [pin 48] - GND [pin 61_2] - GND [pin 51] - GND [pin 58] - GND [pin 56] - GND [pin 61_4] - GND [pin 63] - GND [pin 65] - GND [pin 53] - GND [pin 61_7] - GND [pin 55] - GND [pin 50] - GND [pin 54] - GND [pin 62] - IO0 [pin 4] - IO1 [pin 5] - IO10 [pin 14] - IO11 [pin 15] - IO12 [pin 16] - IO13 [pin 17] - IO14 [pin 18] - IO15 [pin 19] - IO16 [pin 20] - IO17 [pin 21] - IO18 [pin 22] - IO19 [pin 23] - IO2 [pin 6] - IO20 [pin 24] - IO21 [pin 25] - IO26 [pin 26] - IO3 [pin 7] - IO33 [pin 28] - IO34 [pin 29] - IO35 [pin 31] - IO36 [pin 32] - IO37 [pin 33] - IO38 [pin 34] - IO39 [pin 35] - IO4 [pin 8] - IO40 [pin 36] - IO41 [pin 37] - IO42 [pin 38] - IO45 [pin 41] - IO46 [pin 44] - IO47 [pin 27] - IO48 [pin 30] - IO5 [pin 9] - IO6 [pin 10] - IO7 [pin 11] - IO8 [pin 12] - IO9 [pin 13] - RXD0 [pin 40] - TXD0 [pin 39] ### U11 — [USBLC6-2SC6](https://www.flux.ai/vasy_skral/usblc6-2sc6~g1b.md) - Role Details: USB 2.0 D+/D- ESD protection between connector and ESP32-S3 - LCSC Part Number: C7136 - Role: Protection - Part Type: Protection - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: STMicroelectronics - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/06/1d/48/9c/6c/20/4a/b2/CD00050750.pdf/files/CD00050750.pdf/jcr:content/translations/en.CD00050750.pdf - Symbol Style: parametric-v1 - Manufacturer Part Number: USBLC6-2SC6 **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### U2 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - Manufacturer Part Number: DRV8833RTYR - JLCPCB Part Class: Extended Part - LCSC Part Number: C154936 - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - Part Type: Motor Driver ICs - Manufacturer Name: TI(德州仪器) - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U3 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - LCSC Part Number: C154936 - Manufacturer Part Number: DRV8833RTYR - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf - Manufacturer Name: TI(德州仪器) - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Part Type: Motor Driver ICs **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U4 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - Part Type: Motor Driver ICs - Manufacturer Name: TI(德州仪器) - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf - JLCPCB Part Class: Extended Part - Manufacturer Part Number: DRV8833RTYR - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - LCSC Part Number: C154936 **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U5 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - LCSC Part Number: C154936 - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - JLCPCB Part Class: Extended Part - Manufacturer Part Number: DRV8833RTYR - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Manufacturer Name: TI(德州仪器) - Part Type: Motor Driver ICs **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U6 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Manufacturer Name: TI(德州仪器) - Part Type: Motor Driver ICs - LCSC Part Number: C154936 - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - Manufacturer Part Number: DRV8833RTYR - JLCPCB Part Class: Extended Part **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U7 — [DRV8833RTYR](https://www.flux.ai/lcsc/drv8833rtyr~gz6n.md) - Manufacturer Part Number: DRV8833RTYR - JLCPCB Part Class: Extended Part - Package or Case Code: QFN-16_L4.0-W4.0-P0.65-TL-EP2.6 - LCSC Part Number: C154936 - Part Type: Motor Driver ICs - Product Info Url: https://lcsc.com/product-detail/Motor-Drivers_TI_DRV8833RTYR_DRV8833RTYR_C154936.html - Manufacturer Name: TI(德州仪器) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010330_Texas-Instruments-DRV8833RTYR_C154936.pdf **Pins:** - AIN1 [pin 14] - AIN2 [pin 13] - AISEN [pin 1] - AOUT1 [pin 16] - AOUT2 [pin 2] - BIN1 [pin 7] - BIN2 [pin 8] - BISEN [pin 4] - BOUT1 [pin 5] - BOUT2 [pin 3] - GND [pin 17] - GND [pin 11] - nFAULT [pin 6] - nSLEEP [pin 15] - VCP [pin 9] - VINT [pin 12] - VM [pin 10] ### U9 — [AP2112K-3.3TRG1](https://www.flux.ai/adrian95/ap2112k-33trg1~zlq.md) - Part Type: Integrated Circuit - Datasheet URL: https://www.diodes.com/assets/Datasheets/AP2112.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Diodes Incorporated - Symbol Style: parametric-v1 - Manufacturer Part Number: AP2112K-3.3TRG1 **Pins:** - EN [pin 3] - GND [pin 2] - NC [pin 4] - VIN [pin 1] - VOUT [pin 5] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/garrettscott/flipdot-6x8-matrix-controller~2f](https://www.flux.ai/garrettscott/flipdot-6x8-matrix-controller~2f).* --- *Generated from [https://www.flux.ai/garrettscott/flipdot-6x8-matrix-controller~2f](https://www.flux.ai/garrettscott/flipdot-6x8-matrix-controller~2f)*