PRELIMINARY
CYW4339
Contents
5.8 Fast Connection (Interlaced Page
1. Overview............................................................ 6
1.1 Overview ............................................................. 6
1.2 Features .............................................................. 7
1.3 Standards Compliance ........................................ 8
and Inquiry Scans) .............................................26
6. Microprocessor and Memory Unit for Bluetooth
27
6.1 RAM, ROM, and Patch Memory .........................27
6.2 Reset ..................................................................27
2. Power Supplies and Power Management....... 9
2.1 Power Supply Topology ...................................... 9
2.2 PMU Features ..................................................... 9
2.3 WLAN Power Management ............................... 11
2.4 PMU Sequencing .............................................. 11
2.5 Power-Off Shutdown ......................................... 12
2.6 Power-Up/Power-Down/Reset Circuits ............. 12
7. Bluetooth Peripheral Transport Unit............. 28
7.1 SPI Interface ......................................................28
7.2 SPI/UART Transport Detection ..........................28
7.3 PCM Interface ....................................................28
7.3.1 Slot Mapping ...........................................28
7.3.2 Frame Synchronization ...........................29
7.3.3 Data Formatting ......................................29
7.3.4 Wideband Speech Support .....................29
7.3.5 Burst PCM Mode ....................................29
7.3.6 PCM Interface Timing .............................30
3. Frequency References ................................... 13
3.1 Crystal Interface and Clock Generation ............ 13
3.2 External Frequency Reference ......................... 14
3.3 Frequency Selection ......................................... 15
3.4 External 32.768 kHz Low-Power Oscillator ....... 16
7.4 USB Interface .....................................................36
7.4.1 Features .................................................36
7.4.2 Operation ................................................36
7.4.3 USB Hub and UHE Support ...................37
7.4.4 USB Full-Speed Timing ..........................37
4. Bluetooth Subsystem Overview.................... 17
4.1 Features ............................................................ 17
4.2 Bluetooth Radio ................................................. 18
4.2.1 Transmit ................................................. 18
4.2.2 Digital Modulator .................................... 18
4.2.3 Digital Demodulator and Bit Synchronizer 18
4.2.4 Power Amplifier ..................................... 18
4.2.5 Receiver ................................................ 18
4.2.6 Digital Demodulator and Bit Synchronizer 18
4.2.7 Receiver Signal Strength Indicator ........ 18
4.2.8 Local Oscillator Generation ................... 19
4.2.9 Calibration ............................................. 19
7.5 UART Interface ..................................................38
7.6 I2S Interface .......................................................40
7.6.1 I2S Timing ...............................................40
8. WLAN Global Functions................................. 42
8.1 WLAN CPU and Memory Subsystem ................42
8.2 One-Time Programmable Memory .....................42
8.3 GPIO Interface ...................................................42
8.4 External Coexistence Interface ..........................43
8.5 UART Interface ..................................................43
8.6 JTAG Interface ...................................................43
8.7 SPROM Interface (FCBGA Package only) .........43
5. Bluetooth Baseband Core.............................. 20
5.1 Bluetooth 4.1 Features ...................................... 20
5.2 Bluetooth Low Energy ....................................... 20
5.3 Link Control Layer ............................................. 21
5.4 Test Mode Support ............................................ 21
9. WLAN Host Interfaces.................................... 44
9.1 SDIO v3.0 ...........................................................44
9.1.1 SDIO Pins ...............................................44
5.5 Bluetooth Power Management Unit .................. 22
5.5.1 RF Power Management ......................... 22
5.5.2 Host Controller Power Management ..... 22
5.5.3 BBC Power Management ...................... 24
5.5.4 Wideband Speech ................................. 24
5.5.5 Packet Loss Concealment ..................... 24
5.5.6 Audio Rate-Matching Algorithms ........... 25
5.5.7 Codec Encoding .................................... 25
5.5.8 Multiple Simultaneous A2DP
9.2 PCI Express Interface (FCBGA Package Only) .46
9.2.1 Transaction Layer Interface ....................46
9.2.2 Data Link Layer ......................................46
9.2.3 Physical Layer ........................................47
9.2.4 Logical Subblock ....................................47
9.2.5 Scrambler/Descrambler ..........................47
9.2.6 8B/10B Encoder/Decoder .......................47
9.2.7 Elastic FIFO ............................................47
9.2.8 Electrical Subblock .................................47
9.2.9 Configuration Space ...............................47
Audio Streams ....................................... 25
5.5.9 Burst Buffer Operation ........................... 25
5.6 Adaptive Frequency Hopping ............................ 25
5.7 Advanced Bluetooth/WLAN Coexistence .......... 26
10.Wireless LAN MAC and PHY.......................... 48
10.1 IEEE 802.11ac MAC ..........................................48
Document No. 002-14784 Rev. *H
Page 4 of 133
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