Sis001 Board Updated: Free

| Item | Detail | |------|--------| | | SIS001 – Free Edition (also referred to as SIS001‑F ) | | Form‑factor | 2 × 2 in (51 mm × 51 mm) PCB, 0.8 mm thickness, 40‑pin double‑row header | | Target Audience | Hobbyists, educators, rapid‑prototyping engineers, low‑cost IoT deployments | | Core MCU | RISC‑V RV32IMFC 64 MHz (SiFive E21‑Coreplex) | | Memory | 128 KB SRAM, 8 MB external QSPI Flash (user‑upgradable) | | Connectivity | Wi‑Fi 6 (802.11ax) + BLE 5.2 (on‑board) + optional LoRa 433/868 MHz module | | Power | 5 V USB‑C (500 mA) or 3.3 V Li‑Po (120 mAh) battery; ultra‑low‑power sleep < 5 µA | | Cost | Free of charge for the “Free Edition” (shipping & handling $2–$4). Full‑feature “SIS001‑Pro” retail at $12.99. | | Open‑source Status | 100 % open‑hardware (hardware schematics, PCB layout, firmware SDK released under Apache‑2.0). | | Release Date | 23 September 2023 (first batch), still in production as of 2026. | | Key Differentiators | • Zero‑cost entry point (free board) • RISC‑V core with open‑source toolchain • Integrated Wi‑Fi 6/BT 5.2 on a single chip • Modular “plug‑in” sensor shield ecosystem (over 30 certified shields) |

The SiS001 board is engineered to handle demanding display and touch requirements with the following standard specifications:

The actual pin‑out will be printed on the silkscreen; refer to the pinout.pdf in the repo. sis001 board free

If you are referring to a technical component, the term "SIS001" does not appear in standard electronics, sim racing, or development board databases. It is possible the name is: A specific internal part number for a niche manufacturer.

While "SIS001" is commonly used as a technical code for signs in the marine industry, it also frequently refers to the core components of Student Information Systems (SIS) . | Item | Detail | |------|--------| | |

To understand Sis001, one must look at its predecessor: or often referred to as SiS001 . This forum is a user-generated content board dedicated primarily to adult media, discussions, and file sharing.

Once installed, the board is used to "peak" or "notch" specific frequencies: : Narrow the bandwidth to isolate a single telegraphy tone. | | Release Date | 23 September 2023

: Historically, the board frequently closes free registration. Search results indicate that "free" access is often restricted, requiring an invitation code or specific user credentials to view certain boards. Safety Warning