参数资料
型号: IPR-SDI
厂商: Altera
文件页数: 77/140页
文件大小: 0K
描述: IP VIDEO INTERFACE - SDI RENEW
标准包装: 1
系列: *
类型: MegaCore
功能: 视频系统用串行数字接口
许可证: 续用许可证
Chapter 3: Functional Description
Signals
Figure 3–28. Interface Signals for SDI Triple Standard Duplex Instance
SDI Triple Standard Duplex Instance
rst_rx
3–47
rst_tx
rx_serial_refclk
refclk_rate
tx_serial_refclk
tx_serial_reflclk1 (optional)
tx_pclk
sdi_rx[0:0]
en_sync_switch
enable_hd_search
enable_sd_search
enable_3g_search
txdata[19:0]
tx_std[1:0]
tx_trs[0:0]
tx_ln[21:0]
enable_ln[0:0]
enable_crc[0:0]
gxb2_cal_clk/gxb4_cal_clk
sdi_reconfig_clk
sdi_reconfig_togxb[3:0]
rx_clk
rxdata[19:0]
rx_data_valid_out[1:0]
rx_std_flag_hd_sdn[0:0]
rx_status[10:0]
rx_std[1:0]
rx_trs
rx_eav
rx_xyz
xyz_valid
rx_anc_data[19:0]
rx_anc_valid[3:0]
rx_anc_error[3:0]
rx_video_format[7:0]
sdi_tx[0:0]
tx_status[0:0]
gxb_tx_clkout[0:0]
sdi_reconfig_fromgxb[16:0]
sdi_start_reconfig
sdi_reconfig_done
sdi_gxb_powerdown
Figure 3–29 through Figure 3–37 show the behavior of some signals in Table 3–16 .
Figure 3–29. Power-up Reset for the Receiver
rst_rx
rx_serial_refclk (74.25MHz)
Figure 3–30. Power-up Reset for the Transmitter
rst_tx
tx_pclk(74.25MHz)
tx_std[1:0]
00
01
rst_tx_sync (1)
Note to Figure 3–30 :
(1) Internally synchronized reset for the transmit circuits.
Figure 3–31. Behavior of tx_std, tx_trs, and tx_ln Signals—425MA
tx_pclk
tx_trs
EAV
SAV
EAV
txdata[19:10]
txdata[9:0]
3FF(Y)
3FF(C )
000(Y)
000(C)
000(Y)
000(C
XYZ(Y)
XYZ(C)
3FF(Y)
3FF(C)
000(Y)
000(C)
000(Y)
000(C
XYZ(Y)
XYZ(C)
3FF(Y)
3FF(C)
000(Y)
000(C)
000(Y)
000(C
XYZ(Y)
XYZ(C)
tx_std[1:0]
tx_ln[21:11]
11’d0
11
tx_ln[10:0]
February 2013
11’d1
Altera Corporation
11’d2
Serial Digital Interface (SDI) MegaCore Function
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