What are the system clock sources available for the HT47 R-F type MCUs?
• External RC Oscillator • External Crystal Oscillator • External RTC Oscillator For the HT47C20 MCU, there are two system clock resources available, namely: • External RC Oscillator • External Crystal Oscillator For the HT47C20L MCU, there is only one system clock resource available, namely: • External RC Oscillator For the HT47C10L MCU, there is only one system clock resource available, namely: • Internal 32kHz RC Oscillator