Surf5

Key Features

• W7500 microcontroller
  • ARM Cortex-M0
    • 48MHz maximum frequency
  • Hardwired TCP/IP Core
    • 8 Sockets
    • SRAM for socket: 32 KB
  • PHY
    • IC+(IP101G)
  • Memories
    • Flash: 128 KB
    • SRAM: 16KB
    • ROM for boot code: 6 KB
  • 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 (Cannot use more than 2 channels simultaneously)
  • DMA
    • 6-channel DMA controller
    • Peripheral supported: UARTs, SPIs
  • GPIO
    • 34 I/Os (15 IO x 2ea, 4 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
  • Crypto
    • 1 RNG (Random Number Generator): 32-bit random number
  • Package64 LQFP (7×7 mm)
  • Built-in RJ45
  • Built-in LDO
  • Built-in UART to USB