LPC47S457-NC 参数 Datasheet PDF下载

Table 59

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GPIO Read/Write Behavior ......................................................................................................................120

Table 60

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Runtime Register Block Summary – Power On Elapsed Time Counters .................................................123

Table 61 – Different Modes for Fan............................................................................................................................124

Table 62

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SMBus Runtime Registers .......................................................................................................................129

Table 63

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SMBus Control/Status Register (SMBus/Base Address)..........................................................................130

Table 64

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Instruction Table for Serial Bus Control....................................................................................................131

Table 65

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SMBus Own Address Register (SMBus Base Address +1)......................................................................133

Table 66

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SMBus Data Register (SMBus Base Address +2)....................................................................................133

Table 67

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SMBus Clock Register (SMBus Base Address +3) ..................................................................................133

Table 68

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SMBus Clock Select Encoding .................................................................................................................134

Table 69

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Command Codes .....................................................................................................................................137

Table 70

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SMBus2/LPC Arbitration Summary ..........................................................................................................138

Table 71

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SMBus2 Register Mapping Summary ......................................................................................................139

Table 72

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SMBus 2 SMB_COM2 Register Description ............................................................................................139

Table 73

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COM Port 2 Inactive Signal State.............................................................................................................140

Table 74

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SMBus 2 SMB_DDR Register description................................................................................................140

Table 75

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SMBus2, SMB_ARB Arbitration Register .................................................................................................141

Table 76

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LCD Controller Connections.....................................................................................................................146

Table 77

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LCD Controller Operations .......................................................................................................................146

Table 78

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SMI/PME Generation ...............................................................................................................................148

Table 79. Runtime Register Block Summary ............................................................................................................156

Table 80

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Runtime Registers Block Description .......................................................................................................160

Table 81

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LPC47S45x Configuration Registers Summary .......................................................................................185

Table 82

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Chip Level Registers ................................................................................................................................185

Table 83

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Logical Device Registers..........................................................................................................................185

Table 84

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I/O Base Address Configuration Register Description..............................................................................185

Table 85

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Interrupt Select Configuration Register Description..................................................................................185

Table 86

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DMA Channel Select Configuration Register Description.........................................................................185

Table 87

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Floppy Disk Controller, Logical Device 0 [Logical Device Number = 0x00] ..............................................185

Table 88

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Parallel Port, Logical Device 3 [Logical Device Number = 0x03]..............................................................185

Table 89

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Serial Port 1, Logical Device 4 [Logical Device Number = 0x04]..............................................................185

Table 90

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Serial Port 2, Logical Device 5 [Logical Device Number = 0x05]..............................................................185

Table 91

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RTC, Logical Device 6 [Logical Device Number = 0x06] ..........................................................................185

Table 92

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KYBD, Logical Device 7 [Logical Device Number = 0x07] .......................................................................185

Table 93

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X-Bus, Logical Device 8 [Logical Device Number = 0x08] .......................................................................185

Table 94

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Runtime Registers, Logical Device A .......................................................................................................185

Table 95

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SMBus [Logical Device Number = 0x0B] .................................................................................................185

SMSC LPC47S45x

Page 7 of 259

Rev. 06-01-06

DATASHEET