参数资料
型号: m789436
厂商: NEC Corp.
元件分类: 8位微控制器
英文描述: 8-Bit Single-Chip Microcontrollers
中文描述: 8位单芯片微控制器
文件页数: 7/144页
文件大小: 1378K
代理商: M789436
CHAPTER 5 CLOCK GENERATOR
104
User’s Manual U15075EJ1V0UM00
Figure 5-1. Block Diagram of Clock Generator
fXT
fX
Prescaler
fX
22
fXT
2
1/2
Prescaler
16-bit timer 90
8-bit timer 60
Watch timer
LCD controller/driver
Clock to
peripheral
hardware
CPU clock
(fCPU)
Standby
controller
Wait
controller
Selector
STOP
MCC PCC1
CLS CSS0
Internal bus
Suboscillation mode register
(SCKM)
FRC SCC
Internal bus
Subclock control
register (CSS)
Processor clock
control register
(PCC)
Subsystem
clock
oscillator
X1
X2
XT1
XT2
Main system
clock
oscillator
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