Toshiba

CPU Core ARM Cortex-M4F running at up to 48 MHz Floating Point Unit (FPU) Memory Protection Unit (MPU) ARM® Thumb®-2 instruction set Memories 288 KB embedded SRAM 1MB NOR Flash integrated in same package System Functions Embedded voltage linear and switching regulator for single supply operation Brown-out Detectors Crystal oscillators: 12 MHz main and USB, 26 MHz for Bluetooth controller and 32.768 kHz for RTC High precision 4 MHz factory trimmed internal RC oscillator Low power 32 kHz internal RC oscillator Peripherals USB 2.0 Device: 12 Mbps, 1 port 4 bidirectional endpoints Two Master/Slave I2C interface up to 400 kbps Two UART Two SPI Master with Chip Selects Signals One 4-channel ADC with 12 bits resolution One 3-channel Delta-Sigma ADC with 24 bits resolution Advanced Encryption System (AES) Engine with 128/192/256-bit key length True random number generator 24 general purpose IOs (GPIO) Real-time Clock which supports calendar mode Watchdog timer Four 16-bit Advanced Timer/Counter Channels with capture, compare and PWM mode Two 32-bit Timer/Counter Channels One 8 channels DMA controller Bluetooth 4.0 Controller with RF Integrated 3-axis Accelerometer (±2, 4, 8, 16 g) Single Power Supply Voltage range: 2.1 to 3.6 V