ARM 32-bit Cortex-M3 Microcontroller, 72MHz, 512kB Flash, 64kB SRAM, External Memory Interface (EMI) for SDRAM, SRAM, Flash, ROM, PLL, Embedded Internal RC 8MHz and 32kHz, Real-Time Clock, Nested Interrupt Controller, Power Saving Modes, JTAG and SWD, 4 Synch. 16-bit Timers with Input Capture, Output Compare and PWM, 2 16-bit Advanced Timer, 2 16-bit Basic Timer, 2 16-bit Watchdog Timers, SysTick Timer, 3 SPI/I2S, 2 I2C, 5 USART, USB 2.0 Full Speed Interface, CAN 2.0B Active, 3 12-bit 16-ch A/D Converter, 2 12-bit D/A Converter, SDIO, Fast I/O Ports
上面是我在KEIL device描述里考出来的。请问要支持SDRAM不? |