Frequency trim is achieved by adjusting the crystal load capacitance with an on-chip trim capacitor, Ctrim. Refer to the software build release note for a detailed description. F capacitor with an ESR of at least 2?. The device incorporates auto-calibration and built-in self-test BIST routines to simplify development, type approval and production test. Hardware low power modes:
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CSR recommends that these supply rails are all powered at the same time.
BlueCore4 IC family
The Host processor must provide all upper layers including the application. Trademarks, Patents and Licences Unless otherwise stated, words and logos marked with? Each symbol bluecore4-oc-rom the payload portion of the packet represents 3 baseband bits. All values specified are the target values of the design.
Intel wireless co-existence, WLAN. Refer to the software build release note for a detailed description.
The chip drops into modes that significantly reduce power consumption when the software goes idle. Firmware performs the following voice data translations and bluecore44-pc-rom This aids the development of modules’ radio designs, and can be used to support Bluetooth qualification.
Supports all mandatory Bluetooth v2. For sufficient oscillation amplitude, the product should be greater than three.
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EDR differs in that each symbol in the payload portion of a packet represents 2 or 3-bits. An 8-bit read command is sent first Bluecofe4-pc-rom Reserved for TX monitoring. The device incorporates auto-calibration and built-in self-test BIST routines to simplify development, type approval and production test.
On transmit their outputs are combined using an external balun into the single-ended output required for the antenna. For this wlcep CSR recommends that a buffered clock input is used.
CSR reserves the right to make technical changes to its products as part of its development programme. As well as the following mandatory functions of Bluetooth v2. This is to guarantee that the firmware can maintain timing accuracy in accordance with the Bluetooth v2. For oscillation, the value of the negative resistance must be greater than that of bluecore4-pc–rom crystal circuit equivalent resistance.
A digital blueclre4-pc-rom reference clock gives superior noise immunity, as the high slew rate clock edges have lower voltage to phase conversion. Similarly, on receive their input signals are combined internally. An equivalent series inductance can represent the package parasitics.
Any blucore4-pc-rom the PIO lines can be configured as interrupt request lines or as wake-up lines from sleep modes. If the external clock is applied to the analogue pad AIO, the digital signal should be driven with a maximum 1.
The BlueCore™ Technology Roadmap
If not specified, the pullability of a crystal may be calculated from its motional capacitance with Equation 5. The MCU, interrupt controller and event timer run the Bluetooth software stack and control the Bluetooth radio and host interfaces.
Radio activity may occur after 6ms after the firmware starts. Link Establishment and management are unchanged and still use GFSK for both the header and payload portions of these packets. It can tolerate voltages up to 4. Signals selectable on this interface include the band gap reference voltage and a variety of clock signals: Production Data Sheets supersede all previous document versions. At Production status Minimum Order Quantity is 2kpcs taped and reeled. Limiting USB polling to only those times that actual data is ready on the Bluetooth module would reduce the impact Bluetooth has on overall system power consumption.