isp1109 NXP Semiconductors, isp1109 Datasheet - Page 33
isp1109
Manufacturer Part Number
isp1109
Description
Universal Serial Bus Transceiver With Carkit Support
Manufacturer
NXP Semiconductors
Datasheet
1.ISP1109.pdf
(59 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
isp1109BS
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Company:
Part Number:
isp1109BSFE
Manufacturer:
ST-EricssonInc
Quantity:
1 143
Philips Semiconductors
10. Clock wake-up scheme
9397 750 13355
Product data sheet
Fig 11. Random address read.
S
S
device select
read data K + 1
device select
Table 45:
This section explains the ISP1109 clock stop timing, events triggering the clock to wake
up, and the timing of the clock wake-up.
SDA line
S
Device select
ACK
Register address K
ACK
S
Device select
ACK
Read data K
ACK
Read data K + 1
ACK
:
Read data K + N
No ACK
P
wr
wr
ACK
ACK
ACK
Transfer format description for a multiple-byte read
register address K
register address K
read data K + 2
1 slave transmits and master reads data register K + N
random address single read
Description
master starts with a START condition
master transmits device address and write command bit R/W = 0
slave generates an acknowledgment
master transmits (start) address of register K to be read from
slave generates an acknowledgment
master restarts with a START condition
master transmits device address and read command bit R/W = 1
slave generates an acknowledgment
slave transmits and master reads data from register K. After a byte is read,
the address is automatically incremented by 1.
slave generates an acknowledgment
slave transmits and master reads data from register K + 1
slave generates an acknowledgment
:
register to read. After incrementing, the address rolls over to 0. Here, N
represents the number of addresses available in the slave.
master terminates the read operation by generating a No Acknowledge
master generates a STOP condition
random access multiple read
Rev. 01 — 14 July 2005
ACK
ACK
ACK
.... maximum, rollover to 0
S
S
device select
device select
ACK
rd
rd
USB transceiver with carkit support
ACK
ACK
write data K + N - 1
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
read data K
read data K
004aaa571
no ACK
1. This is the last
no ACK
ACK
ISP1109
P
P
33 of 59