Electronics America 8-Bit Single-Chip Microcontrollers User's Manual

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CHAPTER 18 SERIAL INTERFACE CHANNEL 1
18.3 Serial Interface Channel 1 Control Registers
The following four types of registers are used to control serial interface channel 1.
• Timer clock select register 3 (TCL3)
• Serial operating mode register 1 (CSIM1)
• Automatic data transmit/receive control register (ADTC)
• Automatic data transmit/receive interval specify register (ADTI)
(1) Timer clock select register 3 (TCL3)
This register sets the serial clock of serial interface channel 1.
TCL3 is set with an 8-bit memory manipulation instruction.
RESET input sets TCL3 to 88H.
Remark Besides setting the serial clock of serial interface channel 1, TCL3 sets the serial clock of serial
interface channel 0.