参数资料
型号: SC515846CFU
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 25 MHz, MICROCONTROLLER, PQFP80
封装: PLASTIC, LQFP-80
文件页数: 116/142页
文件大小: 6464K
代理商: SC515846CFU
Device User Guide — 9S12DT128DGV2/D V02.15
75
Freescale Semiconductor
Section 3 System Clock Description
3.1 Overview
The Clock and Reset Generator provides the internal clock signals for the core and all peripheral modules.
Figure 3-1 shows the clock connections from the CRG to all modules.
Consult the CRG Block User Guide for details on clock generation.
Figure 3-1 Clock Connections
CRG
bus clock
core clock
EXTAL
XTAL
oscillator clock
HCS12 CORE
IIC
RAM
SCI0, SCI1
PWM
ATD0, 1
BF
Flash
ECT
BDLC
SPI0, 1
CAN0, 1, 4
PIM
EEPROM
BDM
MEBI
INT
CPU
BKP
MMC
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