參數(shù)資料
型號(hào): ISP1160BD/01,118
廠商: ST-ERICSSON
元件分類: 總線控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP64
封裝: 10 X 10 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-314-2, LQFP-64
文件頁(yè)數(shù): 77/88頁(yè)
文件大?。?/td> 394K
代理商: ISP1160BD/01,118
Philips Semiconductors
ISP1160
Embedded USB Host Controller
Product data
Rev. 05 — 24 December 2004
79 of 88
9397 750 13963
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
18. Application information
18.1 Typical interface circuit
18.2 Interfacing a ISP1160 to a SH7709 RISC processor
This section shows a typical interface circuit between the ISP1160 and a RISC
processor. The Hitachi SH-3 series RISC processor SH7709 is used as the example.
The main ISP1160 signals to be taken into consideration for connecting to a SH7709
RISC processor are:
A 16-bit data bus: D[15:0] for the ISP1160. The ISP1160 is ‘little endian’
compatible.
The address line A0 is needed for a complete addressing of the ISP1160 internal
registers:
A0
= 0 will select the Data Port of the Host Controller
A0
= 1 will select the Command Port of the Host Controller
The CS_N line is used for chip selection of the ISP1160 in a certain address range
of the RISC system. This signal is active LOW.
RD_N and WR_N are common read and write signals. These signals are active
LOW.
For MOSFET, RDSon = 150 m.
Fig 40. Typical interface circuit to Hitachi SH-3 (SH7709) RISC processor.
004aaa072
FB4
FB3
FB2
FB1
22
(2
×)
22 pF
47 pF
(2
×)
+5 V
+3.3 V
+5 V
VDD
+5 V
Vbus_DN2 Vbus_DN1
+3.3 V
+5 V
SH7709
A1
A0
MOSFET
(2
×)
USB
downstream
port #1
USB
downstream
port #2
D[15:0]
DREQ0
DREQ
DACK0_N
DACK_N
CS5
CS_N
RD_N
RD/WR_N
WR_N
EOT
PTC0
H_WAKEUP
PTC1
H_SUSPEND
GND
XTAL2
EXTAL2
32
kHz
6 MHz
XTAL
EXTAL
DGND
AGND
IRQ2
INT
RSTOUT
RESET_N
ISP1160
CLKOUT
H_OC1_N
H_OC2_N
H_PSW2_N
H_PSW1_N
VCC
VREG(3V3)
VHOLD1
VHOLD2
H_DM1
H_DP1
H_DM2
H_DP2
NDP_SEL
XTAL2
XTAL1
Vreg
VDD
+3.3 V
22
(2
×)
47 pF
(2
×)
7
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