Silicon Laboratories SI2493/57/34/15/04 - Manual (Page 303)

AN93
Rev. 1.3 303
D
OCUMENT
C
HANGE
L
IST
Revision 0.5 to Revision 0.6
 Added Si2493 to title.
 Added V.92 information.
 Added V.44 information.
 Added and expanded several AT+ commands.
 Added U71 and U9F-UAA registers.
 Corrected CTS* trigger points.
 Added note for U70 configuration for Australia and
Brazil
 Expanded "5.14. Legacy Synchronous DCE Mode/
V.80 Synchronous Access Mode".
 Added "2.5. PCM/Voice Mode (24-Pin TSSOP and
38-Pin QFN Only)".
 Added "6.4. SMS Support".
 Added "6.5. Type II Caller ID/SAS Detection".
 Added "6.7. Modem-On-Hold".
 Added "6.12. V.92 Quick Connect".
Revision 0.6 to Revision 0.7
 Added V.29 FC to Table 1.
 Updated part numbers in "4.3. Bill of Materials".
 Updated EE section and example code.
 Updated Table 46, “U-Register Descriptions,” on
page 91.
 Updated U63 bit map.
 Updated U7D bit map
 Updated “22.1. Country Register Settings for CTR/
TBR21 ATAAB and CTR21 Type Countries” on page
138.
 Corrected New Zealand Pulse dial settings in “22.20
Country Register Settings for New Zealand” on page
147.
 Updated Table 102 on page 163.
 Deleted references to U69 (now for internal use
only).
Revision 0.7 to Revision 0.8
 Updates to Registers CALT and GEND.
Revision 0.8 to Revision 0.9
 Document format changes.
 Minor text edits.
 Deleted Legacy-Synchronous mode.
 Updated layout guidelines.
 Updated country configuration tables.
 Added “Appendix C—Si3008 Supplement”.
 Added “Appendix D—EPOS Application”.
Revision 0.9 to Revision 1.0
 Added “Appendix D—Si3006/3009 Supplement” for
for 3006 and 3009 DAA support.
Revision 1.0 to Revision 1.1
 Major revision to reflect the latest Si24xx ISOmodem
product offerings.
 Added support for new product features: SPI
interface and 32.768 kHz clock input.
 Added software support for parallel and SPI
interfaces.
Revision 1.1 to Revision 1.2
 Correction to SPI and 32.768 kHz and SPI strapping
tables.
 Added several registers.
 Removed Appendix D.
 Updated for Si2493/57/34/15/04 Revision D.
 Added Si2493 and Si2439 configuration and voice
functions.
Revision 1.2 to Revision 1.3
 Added Si2494 and Si2439 configuration and voice
functions.
 Added "2.5. SSI/Voice Mode (24-Pin TSSOP and 38-
Pin QFN Only)" on page 30.
 Added "5.13. EPOS (Electronic Point of Sale)
Applications" on page 125.
 Added "7. Handset, TAM, and Speakerphone
Operation" on page 173.
 Added "8. Security Protocols" on page 224.
 Added "9. Chinese ePOS SMS" on page 234.