2.1 Baseband hardware
s s s s s s Embedded ARM7TDMI microprocessor 224 kbytes ROM memory 38 kbytes SRAM memory 8 kbytes internal data RAM (IRAM) for Bluetooth controller .
by running the upper software layers also from the on-chip memory. Together with an external voice codec a Bluetooth hea.
The PCF87852 combines the Bluetooth™ protocol stack, Link Controller (LC), Link Manager (LM), and Host Controller Interface (HCI) firmware of the Bluetooth system specification in a single IC with embedded software. Together with an RF module, a few ex.
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