Chapter 11 Clock Output Controller; Functions Of Clock Output Controller - NEC 78K0/KD1 Series User Manual

11.1 Functions of Clock Output Controller

The clock output controller is intended for carrier output during remote controlled transmission and clock output for
supply to peripheral LSIs. The clock selected with the clock output selection register (CKS) is output.
Figure 11-1 shows the block diagram of clock output controller.

CHAPTER 11 CLOCK OUTPUT CONTROLLER

Figure 11-1. Block Diagram of Clock Output Controller
Prescaler
f
X
8
f
X
f
XT
CLOE CCS3
Internal bus
Preliminary User's Manual U16315EJ1V0UD
7
to f /2
X
Clock
controller
CLOE
CCS2 CCS1 CCS0
Clock output selection register (CKS)
PCL/INTP6/P140
219