光网视光端机软件代码2路视频ONVDTR2V22D2AXVHD.docx

1、光网视光端机软件代码2路视频ONVDTR2V22D2AXVHD -vhdl -*- -* ONV_DT/R2V22D2A-X.VHD *- -* Version: V1.02.10a2007 *- -* Author: Chen Yu Feng *- -* Copyright:ShenZhen Optical Network Video Technologies Co.,Ltd. *- -* Web: *- -* E-mail:onv *- -* *- -*- - This program is writed in VHDL and used to control EPM240 to - im

2、plement transmitting and receiving of 2 channel video and 2 channel - audio and 2 channel in fiber. - -*- library ieee; use ieee.std_logic_1164.all; use ieee.std_logic_unsigned.all; entity Ch2_avde_tr is port( - System clock input port.- Sys_osc: in std_logic ; - a free osc outside of ASIC. - fiber

3、and serdec port. - GTxc: out std_logic ; GTxd_bus: out std_logic_vector (9 downto 0); GRxc: in std_logic ; GRxd_bus: in std_logic_vector (9 downto 0); -Video subsystem signal.- VideoADC_sample_CLK_bus: out std_logic_vector (1 to 2);-channel video ADC sample operate clock. ADC_data_input_ch1_bus: in

4、std_logic_vector (7 downto 0); -1 channel video ADC data input. ADC_data_input_ch2_bus: in std_logic_vector (7 downto 0); -2 channel video ADC data input. -Audio INPUT subsystem signal.- -AUD_SCKI_CLKs: out std_logic ; - for audio ADC chip operate clock. -AUD_SYS_CLKs: out std_logic ; -AUD_SAMPLE_CL

5、Ks: out std_logic ; -AUD_SDATA_in_bus: in std_logic_vector (1 to 2); -Audio OUTPUT subsystem signal.- -Audio_SCKI_CLKs: out std_logic ; - for audio DAC chip operate clock. -Audio_SYS_CLKs: out std_logic ; -Audio_LRCKs: out std_logic ; -Audio_SDATAs_out_bus: out std_logic_vector (1 to 2); -Data chann

6、els.- -Data_1_Rin_bus, -Data_2_Rin_bus, -Data_3_Rin_bus, -Data_4_Rin_bus, -DATA_1_out_bus, -DATA_2_out_bus, -DATA_3_out_bus, -DATA_4_out_bus: out std_logic_vector (1 to 2); -Common data channel.- COM_DATA1_T_in: in std_logic ; COM_DATA1_R_out: out std_logic ; COM_DATA1_T0R1_CTRL:out std_logic ; COM_

7、DATA2_T_in: in std_logic ; COM_DATA2_R_out: out std_logic ; COM_DATA2_T0R1_CTRL:out std_logic ; -sync data signal.- -Channel 1.- SYN_TCLK_1, SYN_TDATA_1: in std_logic ; SYN_RCLK_1, SYN_RDATA_1: out std_logic ; -Channel 2.- SYN_TCLK_2, SYN_TDATA_2: in std_logic ; SYN_RCLK_2, SYN_RDATA_2: out std_logi

8、c ; -status indicat with LED.- -local Video signal level.- Video_level_Ch1_LED, Video_level_Ch2_LED, Video_level_Ch3_LED, Video_level_Ch4_LED, Video_level_Ch5_LED, Video_level_Ch6_LED, Video_level_Ch7_LED, Video_level_Ch2_LED: out std_logic ; -local audio Left-CH and Right-CH signal level.- -AUD_lev

9、el_Ch1_L_LED, AUD_level_Ch1_R_LED, -AUD_level_Ch2_L_LED, AUD_level_Ch2_R_LED, -AUD_level_Ch3_L_LED, AUD_level_Ch3_R_LED, -AUD_level_Ch4_L_LED, AUD_level_Ch4_R_LED: out std_logic ; -local data1 to 4 for each channel signal level.- -DAT_level_Ch1_LED(1 to 4), -DAT_level_Ch2_LED(1 to 4), -DAT_level_Ch3

10、_LED(1 to 4), -DAT_level_Ch4_LED(1 to 4):out std_logic_vector (1 to 2); -local common data channel 1 and 2 transmit/receive signal indicated.- be removed in time.- COM_DATA1_T_LED, COM_DATA1_R_LED,- COM_DATA2_T_LED, COM_DATA2_R_LED: out std_logic ; - be changed in time.- COM_DATA1_LED, COM_DATA2_LED

11、: out std_logic ; - -local sync data channel 1 and 2 transmit/receive signal indicated.- -SYN_TCLK_1_LED, SYN_RCLK_1_LED, -SYN_TDATA_1_LED, SYN_RDATA_1_LED, -SYN_TCLK_2_LED, SYN_RCLK_2_LED, -SYN_TDATA_2_LED, SYN_RDATA_2_LED: out std_logic ; -Systen receive status indicat.-be removed in time.- SYS_SY

12、NC_LED, SYS_RE_LOST_LED, SYS_RE_ERR_LED: out std_logic ; - be changed intime.- SYS_SYNC_LOST_ERR_LED: out std_logic ; - -Remote signal status indicat.- - CH1_remoteStatus_Indicat_bus_LED, - CH2_remoteStatus_Indicat_bus_LED, - CH3_remoteStatus_Indicat_bus_LED, - CH4_remoteStatus_Indicat_bus_LED, - CH

13、5_remoteStatus_Indicat_bus_LED, - CH6_remoteStatus_Indicat_bus_LED, - CH7_remoteStatus_Indicat_bus_LED, - CH2_remoteStatus_Indicat_bus_LED: out logic_vector (6 downto 0); - Eth_and_Others_remoteStatus_Indicat_bus_LED: out std_logic_vector (6 downto 0); -Other signal.- -Network managment signal.- SYS_NM_TXD: out std_lo