LG KE990 Service Manual - Page 34
Serial Bus InterfaceSBI
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3. TECHNICAL BRIEF Table 3.6 Summary of ESM6270 device features 3.6.9 Serial Bus Interface(SBI) The ESM6270 device's SSBI is designed specifically to be a quick, low pin count control protocol for QUALCOMM's RTR6235, RFR6275 and PM6635 ASICs. Using the SSBI, the RTR6235, RFR6275, and PM6635 devices can be configured for different operating modes and for minimum power consumption, extending battery life in Standby mode. The SSBI also controls DC baseband offset errors. Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes - 35 - LGE Internal Use Only
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 |
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
3. TECHNICAL BRIEF
- 35 -
3.6.9 Serial Bus Interface(SBI)
The ESM6270 device’s SSBI is designed specifically to be a quick, low pin count control protocol for
QUALCOMM’s RTR6235, RFR6275 and PM6635 ASICs. Using the SSBI, the RTR6235, RFR6275,
and PM6635 devices can be configured for different operating modes and for minimum power
consumption, extending battery life in Standby mode. The SSBI also controls DC baseband offset
errors.
Table 3.6 Summary of ESM6270 device features