IBM PC 300GL Vdd We#, CAS# DQMB0#, DQMB4# DQMB1#, Ras# Gnd, DQMB2#, DQMB6# DQMB3#, DQMB7#

Page 45

Table 21. System memory connector pin input/output

Pin

Signal name

I/O

Pin

Signal name

I/O

 

 

 

 

 

 

19

MD14

I/O

103

MD46

I/O

 

 

 

 

 

 

20

MD15

I/O

104

MD47

I/O

 

 

 

 

 

 

21

NC

I/O

105

NC

I/O

 

 

 

 

 

 

22

NC

I/O

106

NC

I/O

 

 

 

 

 

 

23

GND

I/O

107

GND

N/A

 

 

 

 

 

 

24

NC

N/A

108

NC

N/A

 

 

 

 

 

 

25

NC

N/A

109

NC

N/A

 

 

 

 

 

 

26

VDD

N/A

110

VDD

N/A

 

 

 

 

 

 

27

WE#

I

111

CAS#

N/A

 

 

 

 

 

 

28

DQMB0#

I

112

DQMB4#

I

 

 

 

 

 

 

29

DQMB1#

I

113

DQMB4#

I

 

 

 

 

 

 

30

S0#

I

114

S1#

I

 

 

 

 

 

 

31

OE0#

I

115

RAS#

N/A

 

 

 

 

 

 

32

GND

N/A

116

GND

N/A

 

 

 

 

 

 

33

A0

I

117

A1

I

 

 

 

 

 

 

34

A2

I

118

A3

I

 

 

 

 

 

 

35

A4

I

119

A5

I

 

 

 

 

 

 

36

A6

I

120

A7

I

 

 

 

 

 

 

37

A8

I

121

A9

I

 

 

 

 

 

 

38

A10/AP

I

122

A11

I

 

 

 

 

 

 

39

NC

 

123

NC

 

 

 

 

 

 

 

40

VDD

N/A

124

VDD

N/A

 

 

 

 

 

 

41

NC

N/A

125

CK1

N/A

 

 

 

 

 

 

42

CK0

N/A

126

A14

O

 

 

 

 

 

 

43

GND

N/A

127

GND

N/A

 

 

 

 

 

 

44

OE2#

I

128

CKE0

N/A

 

 

 

 

 

 

45

S2#

I

129

S3#

I

 

 

 

 

 

 

46

DQMB2#

I

130

DQMB6#

I

 

 

 

 

 

 

47

DQMB3#

I

131

DQMB7#

I

 

 

 

 

 

 

48

WE2#

I

132

A15

I

 

 

 

 

 

 

49

VDD

N/A

133

VDD

N/A

 

 

 

 

 

 

50

NC

N/A

134

NC

N/A

 

 

 

 

 

 

51

NC

N/A

135

NC

N/A

 

 

 

 

 

 

52

NC

I/O

136

NC

I/O

 

 

 

 

 

 

53

NC

I/O

137

NC

I/O

 

 

 

 

 

 

38PC 300 GL and 300 PL

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Contents HcchM mlmiM mlni hcc mlml HcchM mlmiM mlni hcc mlml Second Edition March Contents Page Related publications PrefaceTerminology System Overview FeaturesCD-RW Adsl modems Wake on LANWake on Ring PC 300 GL and 300 PL Intel Pentium III microprocessor with MMX technology System board featuresL2 Cache Chip set controlTable . Memory Configuration MB Total Memory Mem O PCI Bus IDE bus master interfaceUSB interface Video Subsystem ROM Video subsystem resources Resource AssignmentRAM IRQAudio Subsystem Integrated peripheral controller Diskette Drive InterfaceSerial ports Keyboard and mouse ports Parallel portReal-time clock and Cmos Network connectionFlash Eeprom Expansion adaptersPhysical layout Ýdimm Rocker switchesLarge rocker switch settings Microprocessor Speed Cable connectors Connector panelSmall rocker switch settings Function 18 PC 300 GL and 300 PL USB 20 PC 300 GL and 300 PL PC 300 GL and PL desktop Physical specificationsHeat output PC300 PL and GL towerAirflow Acoustical noise-emission valuesPhysical specifications 24 PC 300 GL and 300 PL Power input Power supplyPower output Power input requirements Specification MeasurementsSystem board Supply voltage Maximum current Tolerance Component outputsKeyboard port Supply voltage Maximum current Tolerance USB port Supply voltage Maximum current ToleranceConnector description Output protectionVideo port pin Supply voltage Maximum current Tolerance 28 PC 300 GL and 300 PL Plug and Play System softwareAdvanced Power Management APM Configuration/Setup Utility programAdvanced Configuration and Power Interface Acpi Flash update utility programSystem compatibility Hardware compatibilityHardware interrupts Software compatibility Software interruptsMachine-sensitive programs Svga monitor connector Appendix A. Connector pin assignmentsSvga monitor port connector pin assignments Pin Signal DDC2BSystem memory connector DVI-I monitor connectorDQ1 VSS DQ0DQ2 DQ3CK1 CK0 BA0 BA1CKE0 DQMB2System memory connector pin input/output Pin Signal name VDD WE# GNDCAS# DQMB0# DQMB4# DQMB1#GND CK2 VrefSA0 SDA SA0 VDDPCI connector pin assignments Pin Signal PCI connectorsIRDY# FRAME#TRDY# DEVSEL#IDE connector pin assignments Pin Signal IDE connectorsDiskette drive connector pin assignments Pin Signal Diskette drive connectorMSEN0 MSEN1Power supply connector Wake on LAN connectorsUSB port connectors Serial port connector Mouse and keyboard port connectorsMouse port connector pin assignments Pin Signal Keyboard port connector pin assignments Pin SignalParallel port connector pin assignments Pin Signal Parallel port connectorAppendix B. System address maps System memory mapFFFE0000-FFFFFFFF Input/output address map O address map Address hex Size DescriptionLPT3 LPT2 COM2LPT1 COM1DMA I/O address map PCI configuration space map 52 PC 300 GL and 300 PL Appendix C. IRQ and DMA channel assignments IRQ channel assignmentsSystem resource DMA channel assignments Data width System resource Appendix D. Error codes Post error codesBeep codes 56 PC 300 GL and 300 PL IBM Appendix E. Notices and Trademarks58 PC 300 GL and 300 PL Bibliography 60 PC 300 GL and 300 PL PCI IndexUart
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