PCF2127A时钟评估套件

GY@艳

PCF2127A时钟评估套件，可以进行针对实时时钟进行精确的实验评估。The PCF2127AT1 is a CMOS2 Real Time Clock (RTC) and calendar with an integrated Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz crystal optimized for very high accuracy and very low power consumption. The PCF2127AT has 512 bytes of general purpose static RAM, a selectable I2C-bus or SPI-bus, a backup battery switch-over circuit, a programmable watchdog function, a timestamp function, and many other features.