• Arm® Cortex®-M0 @48MHz
• Encrypted Memory:
- Up to 64KB eFlash, supporting encrypted storage, multi-user partition management, and data protection, with hardware ECC, 100,000 erase/write cycles, 10-year data retention.
- 16KB SRAM, supporting hardware parity check.
• Low Power Management:
- Stop Mode: RTC run, maximum 16KB retention SRAM, CPU register retention, all IO retention, 20μs fast wake-up.
- 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 watchdog reset.
• Communication Interfaces:
- 6 UART/USART interfaces, including 2 USART interfaces (supporting 1x ISO7816, 1x IrDA, LIN), and 4 UART interfaces, with 2 supporting low power features (LPUART).
- 3 SPI interfaces, with 1 supporting I2S.
- 2 I2C interfaces, configurable as master or slave.
- 1 CAN 2.0A/B bus interface.
• Analog Interfaces:
- 1 12-bit 1Msps ADC, supporting up to 16 external channels.
- 1 operational amplifier with up to 32x programmable gain.
- 3 high-speed analog comparators with built-in 64-level adjustable reference.
• GPIO: Supports up to 56 GPIOs.
• High-speed DMA Controller: Supports 8 channels.
• RTC Real-Time Clock: Supports leap year calendar, alarm events, periodic wake-up, internal/external clock calibration.
• Buzzers: 2 buzzers, supporting complementary output with up to 16mA drive capability.
• Hardware Divider and Square Root Accelerator.
• Timers and Counters:
- 2 16-bit advanced timers, supporting 6 complementary PWM outputs.
- 2 16-bit general-purpose timers, supporting input capture/output compare/PWM output.
- 1 16-bit basic timer.
- 1 16-bit low-power timer.
- 1 24-bit SysTick.
- 1 7-bit window watchdog (WWDG).
- 1 12-bit independent watchdog (IWDG).
• Security Features:
- Built-in hardware acceleration engine for cryptographic algorithms.
- Flash storage encryption, multi-user partition management (MMU).
- TRNG true random number generator.
- CRC16/32 calculation.
- Supports write protection (WRP), multiple read protection (RDP) levels (L0/L1/L2).
- Supports clock failure detection, tamper detection.
• Identification:
- 96-bit UID and 128-bit UCID.
• High-Reliability Operating Environment:
- 1.8V to 5.5V/-40℃ to 105℃.
- ±4kV ESD (HBM).
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