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Clocking
Table 59. CSB frequency options
PCI_SYNC_IN(MHz)
SPMF
csb_clk : sys_clk_in Ratio
25
33.33
66.67
csb_clk Frequency (MHz)
0010
0011
0100
2:1
3:1
4:1
133
133
0101
0110
5:1
6:1
125
167
23.5
Core PLL configuration
RCWL[COREPLL] selects the ratio between the internal coherent system bus clock ( csb_clk ) and the e300
core clock ( core_clk ). The following table shows the encodings for RCWL[COREPLL]. COREPLL
values not listed, and should be considered reserved.
Table 60. e300 Core PLL configuration
RCWL[COREPLL]
core_clk : csb_clk Ratio
VCO Divider
0-1
2-5
6
nn
0000
n
PLL bypassed
PLL bypassed
(PLL off, csb_clk clocks core directly)
(PLL off, csb_clk clocks core directly)
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
00
0001
0001
0001
0001
0001
0001
0001
0001
0010
0010
0010
0010
0010
0010
0010
0010
0011
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
1:1
1:1
1:1
1:1
1.5:1
1.5:1
1.5:1
1.5:1
2:1
2:1
2:1
2:1
2.5:1
2.5:1
2.5:1
2.5:1
3:1
÷ 2
÷ 4
÷ 8
÷ 8
÷ 2
÷ 4
÷ 8
÷ 8
÷ 2
÷ 4
÷ 8
÷ 8
÷ 2
÷ 4
÷ 8
÷ 8
÷ 2
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 3
Freescale Semiconductor
69
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相关PDF资料
TWR-PXN20-KIT
TOWER SYSTEM KIT PXN20
TWR-PXS2010-KIT
TOWER SYSTEM KIT PXS2010
TWR-PXS3020-KIT
TOWER SYSTEM KIT PXS3020
TWR-S08DC-PT60
TOWER SYSTEM BOARD S08PT60
TWR-S08JE128-KIT
KIT TOWER FOR MC9S08JE
TWR-S08LH64
TOWER SYSTEM S08LH64
TWR-S08LL64
TOWER SYSTEM S08LL64
TWR-S08MM128
TOWER SYSTEM BOARD MC9S08MM128
相关代理商/技术参数
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功能描述:开发板和工具包 - 其他处理器 TOWER MODULE P1025
RoHS:否 制造商:Freescale Semiconductor 产品:Development Systems 工具用于评估:P3041 核心:e500mc 接口类型:I2C, SPI, USB 工作电源电压:
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功能描述:蓝牙/802.15.1 开发工具 TWRPI-BLE-DEMO RoHS:否 制造商:Panasonic Electronic Components 产品:Bluetooth Evaluation Kit 工具用于评估:PAN1721 频率:2.4 GHz 接口类型:I2C 工作电源电压:2 V to 3.6 V
TWRPI-MMA6900
功能描述:加速传感器开发工具 MMA6900 SENSOR PLUG-IN RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V
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TWRPI-PROXIMITY
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TWRPI-ROTARY
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