APM32E103CEU6 32-bit MCU
10 4. Functional description 20 4.1. System architecture 21 4.1.1. System block diagram 21 4.1.2. Address mapping22 4.1.3. Startup configuration 24 4.2. Core 24 4.3. Interrupt controller 24 4.3.1. Nested Vector Interrupt Controller (NVIC)24 4.3.2. External Interrupt/Event Controller (EINT) 24 4.4.
Datasheet APM32E103xCxE Arm® Cortex®-M3 based 32-bit MCU Version: V1.6 1. Product characteristics Core 32-bit Arm® Cortex®-M3 core Up to 120MHz working frequency On-chip memory Flash：512KB SRAM：128KB EMMC: Supports CF card, SRAM, PSRAM, SDRAM NOR and NAND memory Clock HSECLK: 4~16MHz external crystal/ceramic oscillator supported LSECLK: 32.768KHz crystal/ceramic oscillator supported HSICLK: 8MHz RC.
