DA14580 DA14583 手臂M0 CPU XTAL16M 广播 数字体育 BLE 4.2 MAC就绪 XTAL32K RC32KHz RC16KHz RCX DCDC巴克 DCDC提高 84 kB ldo QDEC ADC 社署 唤醒 键盘 UARTx2 SPI I2C OTP 32 kB FLASH 1 mb (只在DA14583) RAM 42 kB 保留 RAM 8 kB GPIO矩阵 计时器