Siemens C541U User Manual page 2

C541U User's Manual
Revision History :
Previous Releases :
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(previous (new
version) version)
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All chapters All chapters
1-2 1-2
1-2 1-2
1-2 1-2
1-4 1-4
1-5 1-5
1-6 to 1-9 1-5 to 1-8
1-5 1-5
3-1 3-1
3-5 3-5
3-7 3-7
3-8 3-8
6-1 6-1
6-34 6-34
6-53 6-53
6-56 6-56
6-58 6-58
6-61 6-61
6-75 6-75
6-78 6-88
7-2 7-2
7-7 7-7
7-11 7-12
7-12 7-13
10-3 10-3
10-4 to 10-5 10-3 to 10-4
Chapter 11 -
Edition 04.99
Published by Siemens AG,
Bereich Halbleiter, Marketing-
Kommunikation, Balanstraße 73,
81541 München
© Siemens AG 1999.
All Rights Reserved.
Attention please!
As far as patents or other rights of third parties are concerned, liability is only assumed for components, not for
applications, processes and circuits implemented within components or assemblies.
The information describes the type of component and shall not be considered as assured characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, delivery and prices please contact the Semiconductor Group Offices in Germany or
the Siemens Companies and Representatives worldwide (see address list).
Due to technical requirements components may contain dangerous substances. For information on the types in
question please contact your nearest Siemens Office, Semiconductor Group.
Siemens AG is an approved CECC manufacturer.
Packing
Please use the recycling operators known to you. We can also help you – get in touch with your nearest sales
office. By agreement we will take packing material back, if it is sorted. You must bear the costs of transport.
For packing material that is returned to us unsorted or which we are not obliged to accept, we shall have to invoice
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Components used in life-support devices or systems must be expressly authorized for such purpose!
04.99
11.97(Original Version)
Subjects (changes since last revision)
All references to C540U is removed.
V is changed to V
CC DD
USB feature list; Compliant to USB Specification "Rev 1.0".
Power supply voltage range changed to 4.25V to 5.5V.
Last line; "* P-SDIP-52 package ..." is added.
Figure 1-3; pin 2 is changed to ECAP.
Figure 1-4 is removed.
Table 1-1; column P-SDIP-52 is deleted and any references to P-SDIP-52 is
also removed, the definition of pin 2 is changed to ECAP.
Table 1-2; functionality of Port 1 and 3 is added with the sentence "The pins
with LED drive ... :
Correction in text: 8 KByte (only) on-chip OTP program memory.
Table 3-1; modified with addition of USB Low Speed registers.
Table 3-2; modified with addition of bit DRVI in GEPIR register and USB Low
Speed registers.
Table 3-3; modified with addition of bit DRVIE in DPWDR register.
The first sentence of 6.1 is modified, to remove reference to P-SDIP-52
package.
Seventh line "The following sections ..." is added.
Last paragraph of 6.4.6.1 is added.
Sentence "Sequence of two ..." is added.
The definition of GEPIR register is added with bit DRVI.
The definition of DPWDR register is added with bit DRVIE and XVREG.
Section 6.4.8 Low Speed Mode is added.
Figure 6-39 is removed, as well as any references to it.
Figure 7-2 is modified to include USB Low Speed interrupts.
Definition of DRVIE, SUSPIE and DADDIE are added.
End of first paragraph; "(and GEPIR ..." is added.
Definition of DRVI, SUSP and DADD flag are added.
Figure 10-3 is removed.
Table 10-1; column P-SDIP-52 is removed.
The whole chapter is moved to the C541U Data Sheet.
.