Siemens SIMATIC IPC427C Operations Instructions Page 148
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Detailed descriptions
16.4 I/O Address Areas
SIMATIC IPC427C
148 Operating Instructions, 10/2010, A5E02414743-03
16.4.6 Battery status tab (read-only, address 50Fh)
The status of the CMOS battery is monitored; the status (two-tier) can be read from the
battery status register.
Meaning of the bits
Battery status register (read-only, address 50Fh)
Bit Description
7 6 5 4 3 2 1 0
0 0 CMOS battery capacity is still sufficient.
1 0 CMOS battery capacity is exhausted (remaining capacity is
sufficient for approx. one month)
1 1 CMOS battery is empty
16.4.7 SRAM address register
The battery-buffered SRAM uses a 2 MB memory address area, which can be read via the
PCI register.
Meaning of the bits
SRAM address register
PCI register address:
SRAM base address register
PCI register content:
SRAM memory address (default)
Length of the memory area
8010 2010h 9040 0000h
Address is assigned dynamically
(depending on device)
20 0000h
- SIMATIC IPC427C 1
- SIMATIC 1
- Industrial PC 1
- SIMATIC IPC427C 1
- Table of contents 3
- Table of contents 5
- Introduction 9
- History 10
- Safety Instructions 11
- Battery 12
- ESD directives 12
- Description 13
- 3.3 Features 14
- Description 15
- 3.3 Features 15
- 3.6 Design 19
- Ports and power supply 20
- 3.6 Design 21
- 3.6.3 Operator controls 22
- 3.6.4 Status displays 23
- 3.6 Design 24
- Application planning 25
- Examples for COA-Labels 26
- Application planning 27
- Installing/mounting 29
- 5.2 Mounting information 31
- 5.3 Mounting the device 31
- 5.4 Mounting on DIN rails 31
- 5.4 Mounting on DIN rails 32
- Installing/mounting 33
- 5.6 Upright mounting 35
- 5.6 Upright mounting 36
- Connecting 37
- Connecting 39
- 6.4 USB strain-relief 40
- 6.5 PROFINET strain relief 41
- 6.5 PROFINET strain relief 42
- Commissioning 43
- Requirements 44
- Switch off the device 45
- Change system language 46
- Ultimate 49
- 7.5.1 Commissioning - guide 50
- 8.1 Overview 51
- 8.2 PROFINET 52
- 8.2 PROFINET 53
- 8.2 PROFINET 54
- Functions 55
- 9.1.3 Watchdog (WD) 56
- WD monitoring times 57
- Purpose and function 57
- Set EWF 57
- Configuring FBWF 59
- 9.4 HAL tool 60
- 9.5 SRAM buffer memory 61
- 9.6 Battery monitoring 61
- Preparation 63
- Open the device 63
- 10.2 Memory expansion 64
- Installing a memory module 65
- 10.3.1 Notes on the modules 66
- Mounting PCI-104 or PC/104 67
- modules 67
- ② and secure it 68
- Memory expansion options 69
- ① of the module 70
- ① and remove 72
- Maintenance and Service 75
- Removing drives 76
- Installing a drive 77
- Disposal 78
- Replacing the battery 79
- Reconfiguring the BIOS Setup 79
- Restoring the factory state 80
- Maintenance and Service 81
- Partition setup 83
- Partitioning the hard disk 88
- Partitioning the SSD 88
- Reduce partition 92
- Increase partition 92
- 11.5 Installing updates 94
- 11.6 Data backup 95
- 11.7 CP 1616 onboard 95
- 11.7 CP 1616 onboard 96
- 12.1 Boot error messages 97
- 12.1 Boot error messages 98
- Troubleshooting/FAQs 100
- Technical specifications 101
- 14.1 General specifications 102
- Technical specifications 103
- Dimension drawings 107
- Dimension drawings 109
- Detailed descriptions 115
- 16.1.3 External ports 116
- 16.1.3.2 COM1/2 117
- 16.1.3.3 DVI-I 117
- /(' /(' 118
- 16.1.3.5 USB 119
- 16.1.3.6 PROFIBUS 119
- 16.1.4 Internal ports 121
- 16.1 Internal components 122
- 16.2 BIOS Setup 123
- 16.2.2 Starting BIOS Setup 124
- Menu layout 125
- 16.2.4 Main menu 126
- System time and date 127
- 16.2 BIOS Setup 128
- Detailed descriptions 129
- 16.2 BIOS Setup 129
- 16.2.5 Advanced Menu 132
- 16.2.6 Security menu 135
- 16.2.7 Boot menu 136
- 16.2.8 Version menu 139
- 16.2.9 Exit Menu 140
- BIOS Setup default settings 141
- 16.3 System resources 143
- 16.3 System resources 144
- 16.4 I/O Address Areas 145
- Watchdog trigger register 146
- Meaning of the bits 147
- 16.5.1 Introduction 149
- CP 1616 onboard as IO device 150
- 16.5.2 Firmware Loader 151
- Configuring 153
- Appendix 155
- DIN ISO 9001 certificate 156
- Software License Agreement 156
- A.3 Service and support 157
- A.3 Service and support 158
- ESD guidelines 159
- B.1 ESD Guidelines 160
- List of abbreviations 161
- C.1 Abbreviations 162
- List of abbreviations 163
- C.1 Abbreviations 163
- Glossary 167
- Glossary 169
- SIMATIC IPC427C 180
- Index 181
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