2-52
SIMATIC PC RI25/45, Technical Description
C79000-G7076-C808-01
Display (hex)
Description
Meaning
C1
TP_740_INIT
Initialize PG 7xx I/Os
3C
TP_ADV_CS_CONFIG
Configure the advanced chip set
42
TP_VECTOR_INIT
Initialize interrupt vectors
46
TP_COPYRIGHT
Test copyright
47
TP_PCI_OP_INIT
Initialize PCI interface
49
TP_PCI_INIT
Initialize PCI interface
48
TP_CONFIG
Check configuration
4A
TP_VIDEO
Initialize video interface
4C
TP_VID_SHADOW
Copy video BIOS into RAM
52
TP_KB_TEST
Keyboard available?
54
TP_KEY_CLICK
Switch on/off the keyboard click
76
TP_KEYBOARD
Check keyboard
58
TP_HOT_INT
Test for unexpected interrupts
4B
TP_QUIETBOOT_START
Switch off any boot messages
4E
TP_CR_DISPLAY
Display copyright notice
50
TP_CPU_DISPLAY
Display CPU type
5A
TP_DISPLAY_F2
Display the F2 message for “SETUP”
5B
TP_CPU_CACHE_OFF
Possibly switch off cache (SETUP settings)
5C
TP_MEMORY_TEST
Test system memory
60
TP_EXT_MEMORY
Test extended system memory
62
TP_EXT_ADDR
Test A20 address line
66
TP_CACHE_ADVNCD
Determine and enable cache size
68
TP_CACHE_CONFIG
Configure and test cache
6A
TP_DISP_CACHE
Display cache configuration
6C
TP_DISP_SHADOWS
Display configuration and size of the shadow RAM
72
TP_TEST_CONFIG
Check SETUP irregularities
74
TP_RTC_TEST
Test REAL TIME clock
7C
TP_HW_INTS
Set IRQ vectors
7E
TP_COPROC
Check whether the CO processor is present or not
94
TP_DISABLE_A20
Disable A20 line
80
TP_IO_BEFORE
Disable IO circuit
85
TP_PCI_PCC
Determine PCI circuit
82
TP_RS232
Determine serial ports
84
TP_LPT
Determinene parallel ports
86
TO_IO_AFTER
Re-enable IO circuit
88
TP_BIOS_INIT
Initialize BIOS data area
8C
TP_FLOPPY
Initialize floppy controller
90
TP_FDISK
Initialize hard disk controller
8A
TP_INIT_EXT_BDA
Initialize external BIOS data area
8B
TP_MOUSE
Test the internal mouse port
98
TP_ROM_SCAN
Search for BIOS expansions
69
TP_PM_SETUP
Initialize power management
Motherboard