ARM Cortex-M0

• 48MHz maximum frequency

Hardwired TCP/IP Core

• 8 Sockets
• SRAM for socket: Max. 32KB
• MII (Medium-Independent Interface)

Memories

• Flash: 128 KB
• SRAM: 16KB to 48 KB ( Min 16KB available if 32KB socket buffer is used, Max 48KB available if no socket buffer is used)

• ROM for boot code: 6KB

Clock, reset and supply management

• POR (Power-On Reset)
• Internal Voltage Regulator : 3.3V to 1.5V
• 8-to-24MHz external crystal oscillator
• Internal 8MHz RC Oscillator
• PLL for CPU clock

ADC

•  12bit, 8ch, 1Msps

DMA

• 6-channel DMA controller
• Peripheral supported: UARTs, SPIs

GPIO

• 53 I/Os (16 IO x 3ea, 5 IO x 1ea)

Debug mode

• Serial Wire Debug (SWD)

Timer/PWM

• 1 Watchdog (32-bit down-counter)
• 4 Timers (32-bit or 16-bit down-counter)
• 8 PWMs (32-bit counter/timers with programmable 6-bit prescaler)

Communication Interfaces

• 3 UART (2 UARTs with FIFO and Flow Control, 1 simple UART)
• 2 SPI
• 2 I2C (Master/Slave, Fast-mode (400 kbps))

Crypto

• 1 RNG (Random Number Generator): 32-bit random number

Package : 64 TQFP (7×7 mm)