VoIP LSI Outline. VoIP Voice Codec (For VoIP Terminal Adaptor) ML , ML , ML (New Product)

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2 VoIP LSI Outline VoIP Voice Codec (For VoIP Terminal Adaptor) ML , ML , ML (New Product) Features Voice Codec G.711/G.726 *1 /G.729A PLC(Packet Loss Concealment) function *2*3 Echo canceller (Up to 32ms delay) FSK modulator, FSK demodulator *3 Tone / DTMF generator and detector *1 In ML *2 In ML *3 In ML VoIP Processor (For VoIP Key-Telephone) ML Features 32bit RISC CPU ARM7TDMI TM Codec implemented by OKI original DSP Ether net MAC Controller 2

3 VoIP Phone Basic Structure ML7084 ML7074, ML7204 Analog Type Telephone Set A D ADC D A DAC Echo Canceller Encode Decode Packetize SIP Depacketize Jitter Control PHY IP Network 3

4 ML Basic Structure Target Application: VoIP Phone, VoIP Terminal Adaptor, VoIP Router Tone, DTMF Detector ML FSK Demod Public Telephone Line Analog Interface Analog Interface ADC DAC ADC DAC Echo Canceller Coder Decoder Coder Decoder PCM I/F Buffer Bus I/F CPU MODEM IP Network Tone, DTMF Generator FSK Mod 4

5 ML7204 Features Single 3.3 V power supply operation Speech CODEC: G.729.A (8 kbps), G.711 (64kbps) µ-law, and A-law PLC (Packet Loss Concealment) based upon G.711 Appendix I Echo canceller for 32 ms delay Conference call function V bps FSK modulator and demodulator for caller ID Tone generator and detector : 2 systems (1650 Hz, 2100 Hz) DTMF generator and detector Dial pulse generator and detector Built-in FIFO buffers / PCM serial Interface Master clock frequency: MHz (Crystal oscillation or external input) Hardware or software power down operation possible. Analog input/output type: Two independent built-in input amplifiers Two independent built-in output amplifiers Package: 64-pin plastic QFP, 100-pin plastic TQFP 5

6 Application Example (VoIP TA) ML Telephone Line Analog Phone DAA SLIC ADC DAC ADC DAC Tone,DTMF Detector Tone,DTMF Generator FSK Demod Echo Canceller FSK Mod Terminal Adaptor Coder Decoder Coder Decoder PCM I/F Buffer Bus I/F Packetize De-Packetize MODEM CPU xdsl Line 6

7 ML7084 Basic Structure A D ADC D A DAC Echo Canceller Encode Decode Packetize SIP De- Packetize Jitter Buffer PHY FLASH,SDRAM etc External PHY JTAG µplat core-7d DRAM Cont MII MII ARM7 TDMI Processor Bus AMBA AHB Unified Cache (8KB) Cache Cont Pro_Bus AHB Bridge Test I/F I/F Circuit Memory Controller Ether MAC Block MAC #1 #1 FIFO Cont AHB-IF MAC #2 #2 FIFO Cont DSP Block ROM DSP Core Data Transfer RAM FIFO (640B) Speech CODEC PCM CODEC PCM CODEC SLIC Mic/Spk AHB-APB Bridge DEFSLV Arbiter Peripheral Bus : AMBA APB Interrupt Controller AHB Decode AHB-APB Bridge AMBA AHB AMBA APB System Timer SOI SIO System Control CLKGEN [PLL] Timer Reset GPIO TEST LCD I/F I/F SIO2 TXD/RXD External Interrupt Crystal Voltage Detector LED Key Pad Mode Set LCD Controller AYNC Comm 7

8 ML7084 Features CPU As CPU platform, uplat-7d Core (Hardware IP) attached bare necessity peripheral to implement OS is built in to ARM7TDMI TM CPU (57.344MHz at2.5v) 8KB cache memory in uplat-7d. Most suitable platform core for LSI in high-speed, low power consumption market CODEC Interface VoIP Voice Codec with Oki s unique DSP built-in Analogue input/output 3 chain, digital input/output 2 chain are built-in for voice interface of SLIC, DAA and Handset Speech CODEC: G.729.A/G.726/G.711 selectable (voice 1 channel for processing) built-in Ethernet MAC Controller MII 2 chain for external interface to connect to AMBA AHB bus Ethernet MAC controller with PC port, Network port Network board connected to higher rank network processes data packet from PC board, and voice packet from CPU Voice priority control circuit built-in to send voice packet prioritize Vdd : V & V T OP : degreec PKG : QFP208-P BK4 8

9 Application Example (Key Tel) VoIP Key-TEL ML Hand Set CODEC DSP CODEC Speaker Microphone LCD I/F LCD ARM GPIO KEY LED LAN Ether PHY MAC MAC Ether PHY PC FLASH SDRAM 9

10 ML7084 Basic Service package What s BSP (Basic Support Package)? One Year Technical support ML7084 Evaluation Board (1 set) Software, documentation (CD) for development One Year maintenance Function Key Dial Button LCD Attached CD includes: Software Demo-application (binary); MAC driver (with source) DSP-HAL (with source) ; Header files ; Evaluation tools Documentations Data sheet, Circuit drawing, Parts list JTAG SDRAM PLAT7D (ARM7TDMI) CODEC ML7084 FLASH MAC DAA SLIC PHY PHY RJ11 RJ11 RJ45 RJ45 MIC SP ML7084 Evaluation Board 10

11 ML7084 Software Stack Optional Software Line-up s User's Application 3 rd Party Product Optional Software Included in BSP (µ-itron, Linux) Real Time OS SIP/SDP TCP/IP MAC Driver Voice Stream Control Library RTP/RTCP DSP-HAL ARM7 Ether-MAC CODEC Hardware (ML7084/Evaluation Board) HAL : Hardware Abstraction Layer 11

12 Road Map IP-v6, Cipher VoIP Processor ML7084 Upgrade Upgrade 4ch Codec (ES:'04 4Q) Multi channel ML7224 ML72W4 ML72X4 Ether PHY, Ether SW 2ch Codec ML7214 ML7234 VoIP Codec ML7074 ML7204 Upgrade For Wireless Terminals Low Power, G

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