ISP1109BS-T ST-Ericsson Inc, ISP1109BS-T Datasheet - Page 31

• Manufacturer Part Number: ISP1109BS-T
• Description: IC TXRX SERIAL BUS UNIV 32HVQFN
• Manufacturer: ST-Ericsson Inc
• Type: Transceiverr

Specifications of ISP1109BS-T

• Number Of Drivers/receivers: 1/1
• Protocol: USB 2.0
• Voltage - Supply: 3 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Philips Semiconductors
Table 39:
[1]
9397 750 13355
Product data sheet
Bit
Symbol
Value
Determined by logic level on pin I2C_ADR: LOW = 0, HIGH = 1.
I
2
C-bus slave address bit allocation
9.4.3.1 One-byte write
9.4.3.2 Multiple-byte write
9.4.2 I
9.4.3 Write format
A6
7
0
Table 40:
A write operation can be performed as:
Table 41
Table 41:
Table 42
Table 42:
Bit
7 to 1
0
Byte
S
Device select
ACK
Register address K
ACK
Write data K
ACK
P
Byte
S
Device select
ACK
2
•
•
C-bus device address
One-byte write to the specified register address
Multiple-byte write to N consecutive registers, starting from the specified start
address. N defines the number of registers to write to. If N = 1, only the start register
is written.
A5
6
1
Symbol
A[6:0]
R/W_N
describes the transfer format for a one-byte write.
describes the transfer format for a multiple-byte write.
I
Transfer format description for a one-byte write
Transfer format description for a multiple-byte write
2
C-bus slave address bit description
Description
Device address: The device address of the ISP1109 is: 01 0110 (A0).
Read or write command.
0 — write
1 — read.
A4
5
0
Description
master starts with a START condition
master transmits device address and write command bit R/W = 0
slave generates an acknowledgment
Description
master starts with a START condition
master transmits device address and write command bit R/W = 0
slave generates an acknowledgment
master transmits address of register K
slave generates an acknowledgment
master writes data to register K
slave generates an acknowledgment
master generates a STOP condition
Rev. 01 — 14 July 2005
A3
4
1
A2
3
1
USB transceiver with carkit support
A1
2
0
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
A0
[1]
1
ISP1109
R/W_N
X
0
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