# Playground: Biskuit AI ## Description 1. Overview: The Biskuit pendant is a wearable AI transcription assistant. An innovative device designed to seamlessly integrate into daily activities, providing real-time transcription and note-taking capabilities. Combining advanced AI algorithms with state-of-the-art hardware components, the device offers crystal clear audio recording, durable construction, and convenient features such as cloud synchronization, weatherproofing, and a vibrant display for animations and expressions. 2. Hardware Specifications: * Rechargeable Battery: Lithium-ion battery providing up to 150 hours of continuous operation. * Construction: Durable aluminum body ensuring longevity and protection against wear and tear. * Audio Quality: High-fidelity microphone array for clear and accurate transcription, with noise cancellation technology. * Weatherproofing: Sealed construction to withstand various weather conditions, making it suitable for outdoor use. * Versatile Mounting: Equipped with a magnetic clasp for easy attachment to clothing or accessories. * Connectivity: Wi-Fi and Bluetooth connectivity for seamless data transfer and integration with other devices. * Charging: USB-C port for fast and convenient charging, with support for various power sources. * Input Microphone Array: Multiple microphones strategically placed for optimal audio capture and transcription accuracy. * Display: Colorful screen for displaying animations, expressions, and status indicators, enhancing user interaction and personalization. 3. Software Features: * Real-time Transcription: Utilizes AI algorithms for instant transcription of spoken words into text, with high accuracy. * Note-taking: Automatically creates and organizes notes based on conversations, timestamps, and contextual cues. * Audio Recording: One-touch button for initiating audio recording, with options for manual or automatic saving. * Cloud Synchronization: Syncs transcription data to the cloud for easy access and retrieval from any device. * Speech Recognition: Advanced speech recognition technology for identifying speakers and distinguishing between multiple voices. * Language Support: Multilingual support for transcription and note-taking in various languages. * Customization: User-configurable settings for adjusting transcription preferences, language models, and display animations. * Security: Encryption and authentication protocols to ensure the privacy and security of transcription data. 4. Dimensions and Weight: * Dimensions: Compact and lightweight design for comfortable wearability. * Weight: Minimal weight to prevent discomfort during prolonged use. 5. Compatibility: * Operating Systems: Compatible with iOS, Android, and other major operating systems. * Applications: Integration with popular productivity and communication apps for seamless workflow management. 6. Warranty and Support: * Warranty: Manufacturer's warranty covering defects in materials and workmanship. * Support: Dedicated customer support for technical assistance, troubleshooting, and software updates. 7. Target Market: * Professionals: Ideal for professionals in various industries, including journalists, researchers, students, and business professionals. * Outdoor Enthusiasts: Suitable for outdoor activities such as hiking, camping, and fieldwork where reliable transcription and note-taking are essential. * Everyday Users: Provides convenience and efficiency for everyday tasks, such as meetings, lectures, and personal reminders. 8. Conclusion: The Wearable AI Transcription Assistant sets a new standard for wearable technology, offering unmatched transcription and note-taking capabilities in a compact and durable package. With its advanced features, seamless connectivity, vibrant display, and user-friendly design, it is poised to revolutionize how we capture and manage information in our daily lives while adding a touch of personality and fun with customizable animations and expressions. ## Project Details - **Owner:** collinsemasi - **Created:** 5/23/2024 - **Last Updated:** 5/28/2024 - **Visibility:** Public - **Software compatibility:** IOS, WINDOWS, ANDROID - **Operating Temperature:** -20 to 50 - **Description:** The Biskuit pendant is a wearable AI transcription assistant. An innovative device designed to seamlessly integrate into daily activities, providing real-time transcription and note-taking capabilities. Combining advanced AI algorithms with state-of-the-art hardware components, the device offers crystal clear audio recording, durable construction, and convenient features such as cloud synchronization, weatherproofing, and a vibrant display for animations and expressions. - **Microphone TI Ref Design:** https://drive.google.com/file/d/195FT2PQD5LBLPHQvMQ77EjG55xSXPbak/view?usp=sharing - **Human Interface:** Button, Display - **License:** https://ohwr.org/project/cernohl/wikis/home - **Connectivity:** WiFi, Bluetooth - **Reliability Target (MTBF):** 10000hours - **Domain:** Consumer Electronics - **Compliance:** RoHS, REACH - **IP Rating:** IP68 - **Power Requirements:** Battery - **Device Input:** Microphone Array - **Construction:** Aluminum body - **Operating Voltage:** 1.8 - **Battery Lifetime:** 150hrs - **Copies:** 1 ## Key Components ### IC1 — [STM32L4R9ZIJ6](https://www.flux.ai/adrian95/stm32l4r9zij6~623.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Microcontroller - Manufacturer Name: STMicroelectronics - Manufacturer Part Number: STM32L4R9ZIJ6 - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/group3/98/80/dc/e5/f8/4b/4b/a3/DM00366448/files/DM00366448.pdf/jcr:content/translations/en.DM00366448.pdf **Pins:** - DSI_CKN [pin J12] - DSI_CKP [pin J11] - DSI_D0N [pin K12] - DSI_D0P [pin K11] - DSI_D1N [pin H12] - DSI_D1P [pin H11] - NRST [pin J1] - PA0 [pin K3] - PA1 [pin L2] - PA10 [pin C10] - PA11 [pin B12] - PA12 [pin B11] - PA13 [pin B10] - PA14 [pin A10] - PA15 [pin B9] - PA2 [pin L3] - PA3 [pin M3] - PA4 [pin K4] - PA5 [pin L4] - PA6 [pin J4] - PA7 [pin M4] - PA8 [pin D11] - PA9 [pin D10] - PB0 [pin M5] - PB1 [pin J5] - PB10 [pin L9] - PB11 [pin K9] - PB12 [pin L10] - PB13 [pin M11] - PB14 [pin K10] - PB15 [pin J9] - PB2 [pin H5] - PB3 [pin B6] - PB4 [pin A5] - PB5 [pin B5] - PB6 [pin D5] - PB7 [pin C5] - PB8 [pin B4] - PB9 [pin A3] - PC0 [pin H3] - PC1 [pin J2] - PC10 [pin C9] - PC11 [pin A9] - PC12 [pin D9] - PC13 [pin E4] - PC14-OSC32_IN [pin D1] - PC15-OSC32_OUT [pin D2] - PC2 [pin H4] - PC3 [pin J3] - PC4 [pin L5] - PC5 [pin K5] - PC6 [pin D12] - PC7 [pin E9] - PC8 [pin E10] - PC9 [pin C12] - PD0 [pin C8] - PD1 [pin B8] - PD10 [pin H8] - PD11 [pin G11] - PD12 [pin G9] - PD13 [pin G10] - PD14 [pin G8] - PD15 [pin G7] - PD2 [pin D8] - PD3 [pin A8] - PD4 [pin C7] - PD5 [pin D7] - PD6 [pin B7] - PD7 [pin E7] - PD8 [pin H10] - PD9 [pin H9] - PE0 [pin A2] - PE1 [pin C4] - PE10 [pin L8] - PE11 [pin H7] - PE12 [pin M9] - PE13 [pin J8] - PE14 [pin M10] - PE15 [pin K8] - PE2 [pin C3] - PE3 [pin B3] - PE4 [pin D3] - PE5 [pin C2] - PE6 [pin D4] - PE7 [pin G6] - PE8 [pin K7] - PE9 [pin J7] - PF0 [pin E3] - PF1 [pin E2] - PF10 [pin G3] - PF11 [pin K6] - PF12 [pin G5] - PF13 [pin J6] - PF14 [pin M7] - PF15 [pin H6] - PF2 [pin E1] - PF3 [pin E5] - PF4 [pin F3] - PF5 [pin F4] - PF6 [pin F2] - PF7 [pin F5] - PF8 [pin F1] - PF9 [pin G4] - PG0 [pin L7] - PG1 [pin M8] - PG10 [pin E6] - PG12 [pin D6] - PG13 [pin C6] - PG2 [pin F12] - PG3 [pin F7] - PG4 [pin F10] - PG5 [pin F8] - PG6 [pin F9] - PG7 [pin E11] - PG8 [pin E8] - PG9 [pin F6] - PH0-OSC_IN [pin H1] - PH1-OSC_OUT [pin H2] - PH3-BOOT0 [pin A4] - VBAT [pin B1] - VCAPDSI [pin L12] - VDD_1 [pin A11] - VDD_2 [pin B2] - VDD_3 [pin G1] - VDD_4 [pin G12] - VDD_5 [pin L11] - VDD_6 [pin M2] - VDD_7 [pin M6] - VDDA [pin L1] - VDDIO2_1 [pin A6] - VDDIO2_2 [pin E12] - VDDUSB [pin C11] - VREF+ [pin K2] - VSS_1 [pin A1] - VSS_2 [pin A7] - VSS_3 [pin A12] - VSS_4 [pin C1] - VSS_5 [pin F11] - VSS_6 [pin G2] - VSS_7 [pin L6] - VSS_8 [pin M1] - VSS_9 [pin M12] - VSSA/VREF- [pin K1] - VSSDSI [pin J10] ### MK1 — [ICS-40618](https://www.flux.ai/collinsemasi/ics-40618~sj.md) - Voltage Range: 1.52 V ~ 3.63 V - Part Type: Microphone - Frequency Range: 50 Hz ~ 20 kHz - Datasheet URL: https://invensense.tdk.com/wp-content/uploads/2016/02/DS-000044-ICS-40618-v1.0.pdf?ref_disty=digikey - Output Type: Analog - Manufacturer Name: TDK InvenSense - ECCN: EAR99 - Moisture Sensitivity Level (MSL): 1 (Unlimited) - Direction: Omnidirectional - Sensitivity: -38db ±1dB - Port Location: Bottom - Manufacturer Part Number: ICS-40618 - S/N Ration: 67dB - Supply Current: 190 µA - HTSUS: 8518.10.8030 - Product Brief: https://invensense.tdk.com/wp-content/uploads/2016/02/PB-000024-ICS-40618-Product-Brief-v1-0.pdf?ref_disty=digikey - RoHS Status: ROHS3 Compliant - REACH Status: REACH Unaffected **Pins:** - GND [pin 3] - GND__1 [pin 4] - OUTPUT- [pin 2] - OUTPUT+ [pin 1] - VDD [pin 5] ### MK2 — [ICS-40618](https://www.flux.ai/collinsemasi/ics-40618~sj.md) - Part Type: Microphone - Voltage Range: 1.52 V ~ 3.63 V - Frequency Range: 50 Hz ~ 20 kHz - Output Type: Analog - Datasheet URL: https://invensense.tdk.com/wp-content/uploads/2016/02/DS-000044-ICS-40618-v1.0.pdf?ref_disty=digikey - Manufacturer Name: TDK InvenSense - ECCN: EAR99 - Moisture Sensitivity Level (MSL): 1 (Unlimited) - Direction: Omnidirectional - Sensitivity: -38db ±1dB - Port Location: Bottom - Manufacturer Part Number: ICS-40618 - S/N Ration: 67dB - Supply Current: 190 µA - Product Brief: https://invensense.tdk.com/wp-content/uploads/2016/02/PB-000024-ICS-40618-Product-Brief-v1-0.pdf?ref_disty=digikey - HTSUS: 8518.10.8030 - RoHS Status: ROHS3 Compliant - REACH Status: REACH Unaffected **Pins:** - GND [pin 3] - GND__1 [pin 4] - OUTPUT- [pin 2] - OUTPUT+ [pin 1] - VDD [pin 5] ### MK3 — [ICS-40618](https://www.flux.ai/collinsemasi/ics-40618~sj.md) - Part Type: Microphone - Voltage Range: 1.52 V ~ 3.63 V - Manufacturer Name: TDK InvenSense - Frequency Range: 50 Hz ~ 20 kHz - Datasheet URL: https://invensense.tdk.com/wp-content/uploads/2016/02/DS-000044-ICS-40618-v1.0.pdf?ref_disty=digikey - Output Type: Analog - Moisture Sensitivity Level (MSL): 1 (Unlimited) - ECCN: EAR99 - Sensitivity: -38db ±1dB - Direction: Omnidirectional - Manufacturer Part Number: ICS-40618 - Port Location: Bottom - Supply Current: 190 µA - S/N Ration: 67dB - RoHS Status: ROHS3 Compliant - REACH Status: REACH Unaffected - Product Brief: https://invensense.tdk.com/wp-content/uploads/2016/02/PB-000024-ICS-40618-Product-Brief-v1-0.pdf?ref_disty=digikey - HTSUS: 8518.10.8030 **Pins:** - GND [pin 3] - GND__1 [pin 4] - OUTPUT- [pin 2] - OUTPUT+ [pin 1] - VDD [pin 5] ### MK4 — [ICS-40618](https://www.flux.ai/collinsemasi/ics-40618~sj.md) - Manufacturer Part Number: ICS-40618 - Port Location: Bottom - Sensitivity: -38db ±1dB - Direction: Omnidirectional - RoHS Status: ROHS3 Compliant - REACH Status: REACH Unaffected - Product Brief: https://invensense.tdk.com/wp-content/uploads/2016/02/PB-000024-ICS-40618-Product-Brief-v1-0.pdf?ref_disty=digikey - HTSUS: 8518.10.8030 - S/N Ration: 67dB - Supply Current: 190 µA - Voltage Range: 1.52 V ~ 3.63 V - Part Type: Microphone - Moisture Sensitivity Level (MSL): 1 (Unlimited) - ECCN: EAR99 - Manufacturer Name: TDK InvenSense - Frequency Range: 50 Hz ~ 20 kHz - Datasheet URL: https://invensense.tdk.com/wp-content/uploads/2016/02/DS-000044-ICS-40618-v1.0.pdf?ref_disty=digikey - Output Type: Analog **Pins:** - GND [pin 3] - GND__1 [pin 4] - OUTPUT- [pin 2] - OUTPUT+ [pin 1] - VDD [pin 5] ### Q1 — [MMBT2222A](https://www.flux.ai/jecstronic/mmbt2222a~vwv.md) - Part Type: Transistor - Manufacturer Name: onsemi - Manufacturer Part Number: MMBT2222A - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT2222A.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Beta / hFe: 100 - Leakage Current: 1e-13A **Pins:** - B [pin 1] - C [pin 3] - E [pin 2] ### U1 — [PCM1864DBTR](https://www.flux.ai/collinsemasi/pcm1864dbtr~qr.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/pcm1864.pdf - Symbol Style: Parametric - Package or Case Code: 30-TFSOP (0.173", 4.40mm Width) - Operating Temperature: -40°C ~ 125°C - SNR: 103dB - License: https://creativecommons.org/licenses/by/4.0/ - Data Interface: I2C, SPI - Part Type: ADC, Audio - Resolutions: 24bBits - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit - Voltage supply: 3V ~ 3.6V - Power Dissipation @ 3.3V: <145mW - Manufacturer Part Number: PCM1864DBTR - Sampling rate (per second): 192k - ESD Rating (HBM per ANSI,ESDA,JEDEC): ±2000V - Number of Channels: 4 **Pins:** - AGND [pin 7] - AVDD [pin 8] - BCK [pin 17] - DGND [pin 12] - DOUT [pin 18] - DVDD [pin 13] - GPIO1/INTA/DMIN [pin 21] - GPIO2/INTB/DMCLK [pin 20] - GPIO3/INTC [pin 19] - IOVDD [pin 14] - LDO [pin 11] - LRCK [pin 16] - MC/SCL [pin 24] - MD0 [pin 26] - MIC_BIAS [pin 5] - MISO/GPIO0/DMIN2 [pin 22] - MOSI/SDA [pin 23] - MS/AD [pin 25] - SCKI [pin 15] - VINL1/VIN1P [pin 3] - VINL2/VIN1M [pin 1] - VINL3/VIN4P [pin 29] - VINL4/VIN4M [pin 27] - VINR1/VIN2P [pin 4] - VINR2/VIN2M [pin 2] - VINR3/VIN3P [pin 30] - VINR4/VIN3M [pin 28] - VREF [pin 6] - XI [pin 10] - XO [pin 9] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/collinsemasi/playground-biskuit-ai~iy](https://www.flux.ai/collinsemasi/playground-biskuit-ai~iy).* --- *Generated from [https://www.flux.ai/collinsemasi/playground-biskuit-ai~iy](https://www.flux.ai/collinsemasi/playground-biskuit-ai~iy)*