Philips JL2.1E Service Manual page 233

Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.17.13 Diagram B13A, ISP1561BM (IC 7N00)
Block Diagram
PME#
4
19
CLK
AD[31:0]
PCI CORE
C/BE#[3:0]
REQ#
GNT#
PCI MASTER
IDSEL
INTA#
FRAME#
DEVSEL#
PCI SLAVE
IRDY#
CLKRUN#
CONFIGURATION SPACE
PAR
CONFIGURATION FUNCTION 0
PERR#
SERR#
CONFIGURATION FUNCTION 1
TRDY#
CONFIGURATION FUNCTION 2
STOP#
CORERESET
18
RST#
V DD
POR
VDD_DETECT
87
XTAL1
XOSC
XTAL2
88
OC1
AMB1
GRN1
GL1
PWE1
Pin Configuration
SMI#
15
OHCI (FUNCTION 0)
RAM
ATX1
ORIGINAL
Hi-SPEED
ATX ATX
89 92 95 91 90 102 103 105 113 114 112 106 116 117
OC3
AMB3
GRN3
GL3
PWE3
DM1 DP1
SEL48M 1
SCL 2
SDA 3
PME# 4
V AUX 5
DGND 6
IRQ1 7
IRQ12 8
SEL2PORTS 9
V 10
DD
A20OUT 11
KBIRQ1 12
MUIRQ12 13
DGND 14
SMI# 15
INTA# 16
V DD 17
RST# 18
CLK 19
GNT# 20
DGND 21
REQ# 22
AD[31] 23
AD[30] 24
V DD 25
AD[29] 26
AD[28] 27
AD[27] 28
DGND 29
AD[26] 30
AD[25] 31
AD[24] 32
Figure 9-49 Internal block diagram and pin configuration
SEL48M SCL SDA
1 2 3
GLOBAL CONTROL
OHCI (FUNCTION 1)
RAM
PORT ROUTER
ATX3
ORIGINAL ORIGINAL
Hi-SPEED
ATX ATX ATX
96 99 100
OC2
AMB2
GRN2
GL2
PWE2
DM3 DP3
ISP1561BM
JL2.1E AA
ISP1561BM
legacy keyboard and mouse support
EHCI (FUNCTION 2)
RAM
ATX2 ATX4
ORIGINAL
Hi-SPEED
ATX ATX
98 97 109 110 119 126 127 125 120 122 123
OC4
AMB4
GRN4
GL4
PWE4
DM2 DP2
96 OC2
95 GRN1
94 GND_RREF
93 AV AUX
92 AMB1
91 GL1
90 PWE1
89 OC1
88 XTAL2
87 XTAL1
86 DGND
V AUX
85
84 AD[0]
83 DGND
82 AD[1]
81 AD[2]
80 V DD
79 AD[3]
78 AD[4]
77 AD[5]
76 DGND
75 AD[6]
74 AD[7]
73 V DD
72 C/BE#[0]
71 AD[8]
70 AD[9]
69 DGND
68 AD[10]
67 AD[11]
66 AD[12]
65 V DD
MBL340
F_15400_136.eps
9. EN 233
7
IRQ1
8
IRQ12
12
KBIRQ1
13
MUIRQ12
11
A20OUT
9
SEL2PORTS
101
AV AUX_PLL
AV AUX
V AUX
107
RREF
94
GND_RREF
AGND
DGND
Hi-SPEED
ATX
DM4 DP4
240505