•        Arm® Cortex®-M0 @48MHz

•        Encrypted Memory:

-       Up to 64KBytes on-chip Flash, supports encrypted storage, hardware ECC, 100,000 erase/write cycles, 10-year data retention.

-       8KBytes on-chip SRAM, supports hardware parity check.

•        Low Power Management:

-       Stop Mode: RTC run, retains up to 8KByte retention SRAM, CPU register retention, all IO retention.

-       Power Down Mode: Supports wake-up via 3 IOs.

•        Clock Input: Supports internal RC or external crystal clock input.

•        Reset:

-       Supports power-on/power-off/external pin reset.

-       Supports dual watchdog reset.

•        Communication Interfaces:

-       3 UART/USART interfaces, including 2 USART interfaces (supporting 1x ISO7816, 1x IrDA, LIN), and 1 UART interface supporting low power features (LPUART).

-       2 SPI interfaces, with 1 supporting I2S.

-       2 I2C interfaces, configurable as master or slave.

•        Analog Interfaces:

-       1 12-bit 1Msps ADC, supporting up to 12 external channels.

-       1 operational amplifier with up to 32x programmable gain.

-       1 high-speed analog comparator with built-in 64-level adjustable reference.

•        GPIO: Supports up to 40 GPIOs.