参数资料
型号: ISP1563BM,557
厂商: ST-ERICSSON
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP100
封装: 14 X 14 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-420-1, LQFP-100
文件页数: 29/102页
文件大小: 466K
代理商: ISP1563BM,557
ISP1563_2
NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 02 — 15 March 2007
32 of 102
NXP Semiconductors
ISP1563
HS USB PCI Host Controller
9.2 Hardware connections
The ISP1563 can be connected to an external EEPROM through the I2C-bus interface.
The hardware connections are shown in Figure 5.
The slave address that the ISP1563 uses to access the EEPROM is 101 0000b. Page
mode addressing is not supported. Therefore, pins A0, A1 and A2 of the EEPROM must
be connected to ground (logic 0).
9.3 Information loading from EEPROM
Figure 6 shows the content of the EEPROM memory. If the EEPROM is not present, the
default values of device ID, vendor ID, subsystem VID and subsystem DID assigned to
NXP Semiconductors by PCI-SIG will be loaded. For default values, see Table 3.
Fig 5.
EEPROM connection diagram
004aaa512
SDA
SCL
A1
A2
A0
SDA
SCL
Vaux(3V3)
RP
Vaux(3V3)
ISP1563
USB HOST
24C01
EEPROM
or
equivalent
I2C-bus
L = LOW; H = HIGH.
Fig 6.
Information loading from EEPROM
004aaa930
subsystem vendor ID (L)
0
1
3
4
6
5
2
subsystem vendor ID (H)
subsystem device ID (L) - OHCI
subsystem device ID (H) - OHCI
subsystem device ID (L) - EHCI
subsystem device ID (H) - EHCI
reserved - FFh
signature
15h - loads subsystem vendor ID, device ID
1Ah - loads default values defined by NXP Semiconductors
7
address
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