Clock Output Function Control Registers - NEC PD78076 User Manual

Pd78078 series; pd78078y series 8-bit single-chip microcontrollers

Table of Contents

13.3 Clock Output Function Control Registers

The following two types of registers are used to control the clock output function.

• Timer clock select register 0 (TCL0)

• Port mode register 3 (PM3)

(1) Timer clock select register 0 (TCL0)

This register sets PCL output clock.

TCL0 is set with a 1-bit or 8-bit memory manipulation instruction.

RESET input sets TCL0 to 00H.

Remark Besides setting PCL output clock, TCL0 sets the 16-bit timer register count clock.

CHAPTER 13 CLOCK OUTPUT CONTROL CIRCUIT