Question: 2. Write a program to toggle all the bits of P1 every 20ms. Assume crystal frequency is 11.0592 MHz and the system is using DS89C420/30/40/50

2. Write a program to toggle all the bits of P1 every 20ms. Assume crystal frequency is 11.0592 MHz and the system is using DS89C420/30/40/50 2. Write a program to toggle all the bits of P1 every 20ms. Assume crystal frequency is 11.0592 MHz and the system is using DS89C420/30/40/50

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