Product Introduction
1. Maximum frequency 84MHz
2. 64KB RAM.256KB ROM
3. Up to 361/0 can be configured
4. 25MHz high-speed crystal oscillator&32.768KHZ low-speed crystal oscillator
5. Factory burned flashing program
Product Use

| 引导模式选择引脚 Guiding mode selection pin | 引导模式 Guidance mode | 说明 Explain | |
| BOOT1 | BOOTO | ||
| X | 0 | 主闪存存储器 Main flash memory storage | 主闪存存储器被选为启动区域 The main flash memory is selected as the boot area |
| 0 | 1 | 系统存储器 System Memory | 系统存储器被选为启动区域 The system memory is selected as the boot area |
| 1 | 1 | 内置 SRAM Built in SRAM | 内置 SRAM 被选为启动区域 Built in SRAM selected as boot area |
Main flash memory boot: It is the built-in Flash of STM32. Generally, when we use JTAG or SWD mode to download programs, we download them into it and restart the program directly from here.
Product Size

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Payment&Transportation

Official Certificate&Certificate

Multiple product supply

Company office environment

Warehouse Real Shot

Standard packaging

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