1. Belle2Link: An Unified High Speed Link in Belle II Experiment Z.-A. LIU, D. SUN,J.Zhao, H.XU, K.WANG IHEP, China T.Higuchi, y.Igarashi, R.Itoh, M.Nakao, KEK Matt Andrew, L. L. Ruckman, G. S. Varner U. of Hawaii

2. Belle2Link: An Unified High Speed Link in Belle II Experiment Belle II: An Upgrade of Belle –New/Improved Detectors –New FEEs –Upgraded trigger –Upgraded DAQ

3. Unification in the link SVD FEE COPPER / DAQ COPPER / DAQ BelleLink RFCLocK CDC FEE ……… PID KLM TTC IF_FE IF_TTC IF_CO FIFO_FE PROTOCOL &control PROTOCOL &control 16bit 32 bit From FEE TTC interface TTC interface GTP CLK_LKCLK_FE GTP Opticalfiber To COPPER BL_SNDR BL_RSV R 16bit 32 bit 16bi t FIFO_CO PROTOCOL &control PROTOCOL &control CLK_LK FEE interface COPPER interface Nev_F E Prototypes of FEE,HSLB and link testing with BER <10 -12 A mini DAQ system with FEE,Belle2link and COPPER, and test readout Block diagram of High Speed link of 2Gbps