Tm56f1542

a feature-rich microcontroller MCU Low power consumption.1. ROM: 8Kx16-bit flash program memory with page lock function2. EEPROM: 128x8-bit3. RAM: 496x8-bitStack: 8 levels5. System clock selection:Fast-clock: External fast clockInternal RC fast clock: Maximum 18.432 MHz (can be calibrated)FXT (Fast Crystal Oscillator): 1M~18 MHz Slow-clock◆ Internal RC slow clock of SIRC: 50 KHz VCC = 5VSet SXT external slow clock: 32.768 KHzSystem clock prescaler:The system clock has options of 1/2/4/16 prescalings.7. Dual system clock: FIRC+SIRCFIRC+SXT