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1. In a standard serial connection such as RS-232, what is the affect of cable length on transmission rate? Why does cable length affect the
1. In a standard serial connection such as RS-232, what is the affect of cable length on transmission rate? Why does cable length affect the transmission rate?2. How long will it take to transmit the ASCII letter B serially at 1200 bps, 7 data bits, no parity and a stop bits?3. How is a MAX232 chip used when communicating between the HC12 SCI and the serial port on a PC?4. What is the mark state used for in asynchronous serial communication? ... and space? How are they distinguished from ordinary data and framing bits at the receivers?5. Write C statement needed to set the baud rate of SPII to 195.3 kbaud. Assume 6.25 MHz bus clock.6. Write the C statements that will initialize SPII, master mode, with SS~ output enabled.7. Write the C statements that will set the baud rate for SC0 (SCI channel 0) to 19,200. Assume bus clock is 6.25 MHz.8. Explain how multiple slaves can be connected to an SPI master and still know which message is going to which slave device.
