| PartNumber | SLSTK2022A | SLSTK2021A | SLSTK2020A |
| Description | Development Boards & Kits - 8051 EFM8BB3 Busy Bee Starter Kit | Development Boards & Kits - 8051 EFM8BB20 Busy Bee Starter Kit | BUSY BEE STARTER KIT EFM8BB1 |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Labs |
| Product Category | Development Boards & Kits - 8051 | Development Boards & Kits - 8051 | Evaluation Boards - Embedded - MCU, DSP |
| RoHS | Y | Y | - |
| Series | EFM8 | - | Busy Bee |
| Product | Starter Kits | Starter Kits | Starter Kits |
| Core | 8051 | CIP-51 | 8051 |
| Tool Is For Evaluation Of | EFM8BB31F64G | EFM8BB20 | EFM8BB10 |
| Description/Function | Starter kit for the EFM8BB3 series of MCUs | EFM8BB20 Busy Bee starter kit | - |
| Brand | Silicon Labs | Silicon Labs | - |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Operating Supply Voltage | 3 V, 3.3 V, 5V | 3.6 V | 3.6 V |
| Product Type | Development Boards & Kits - 8051 | Development Boards & Kits - 8051 | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Development Tools | Development Tools | - |
| Tradename | Busy Bee | - | - |
| Unit Weight | 0.352740 oz | 4.483321 oz | - |
| Interface Type | - | I2C, SMBus, SPI, UART | I2C SMBus SPI UART |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| For Use With Related Products | - | - | EFM8BB1 |
| Type | - | - | MCU 8-Bit |
| Packaging | - | - | Bulk |
| Mounting Type | - | - | Fixed |
| Core Processor | - | - | 8051 |
| Contents | - | - | Board(s) |
| Board Type | - | - | Evaluation Platform |
| Operating System | - | - | - |
| Platform | - | - | Busy Bee Starter Kit |
| Description Function | - | - | EFM8BB10 Busy Bee starter kit |