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■ Core

– ARM7TDMI 32-bit RISC CPU

– 32 MIPS @ 36 MHz

■ Temperature range -40 to 105 °C

■ Memories

– Up to 256 Kbytes FLASH program memory

(10,000 cycles endurance, data retention

20 years at 55°C)

– 16 Kbytes RAM

■ Clock, reset and supply management

– 4.5 - 5.5V application supply and I/Os

– Embedded 1.8V regulator for core supply

– Embedded oscillator running from external

4-8MHz crystal or ceramic resonator

– Up to 36 MHz CPU freq. with internal PLL

– Internal RC oscillator 32kHz or 2MHz

software configurable for fast startup and

backup clock

– Realtime Clock for clock-calendar function

– Wakeup Timer driven by internal RC for

wakeup from STOP mode

– 5 power saving modes: SLOW, WFI,

LPWFI, STOP and HALT modes

■ Nested interrupt controller

– Fast interrupt handling with multiple vectors

– 64 maskable IRQs with 64 vectors and 16

priority levels

– 2 maskable FIQ sources

– 16 ext. interrupts, up to 32 wake-up lines

■ Up to 112 I/O ports

– 72/112 multifunctional bidirectional I/Os

■ DMA

– 4 DMA controllers with 4 channels each

■ Timers

– 16-bit watchdog timer (WDG)

– 6/10 16-bit timers (TIM) each with: 2 input

captures, 2 output compares, PWM and

pulse counter modes

– 6 16-bit PWM modules (PWM)

– 3 16-bit timebase timers with 8-bit

prescalers

■ 12 communications interfaces

– 2 I2C interfaces

– 4 UART asynchronous serial interfaces

– 3 BSPI synchronous serial interfaces

– Up to 3 CAN interfaces (2.0B Active)

■ 10-bit A/D converter

– 12/16 channels

– Conversion time: min 3μs, range: 0 to 5V

■ Development tools support

– JTAG interface