Strong SRT4355 - Block Diagram; System Block Diagram

2. Block Diagram
MPEG2 Transport with Embeded
MIPS CPU
(L64108)
DRAM 2MByte
(KM416V1204)
Flash ROM
1MByte
(SST39VF800Q)
EDATA
[0..15]
EADDR
[1..20]
BD[0..15] BA[0..9]
VCXO
(27MHz)
EEPROM
(AT24C64)
SCL,
SDA
Audio/Video
Decoder
(L64005)
SDRAM 2MByte
(KM416S1020)
SBD[0..15] SBA[0..8]
AVD[0..7]
AREQ,AVALID
,VREQ,VVALID
Video
Encoder
(BT864)
YCRCB[0..7]
VSYNC,HSYNC
TTXDATA, TTXREQ
Audio/Video
Switch
(CXA2126)
CVBS
RED,
GREEN,
BLUE
TV SCART
VIDEO SCART
RCA JACK
Audio
DAC
(AK4323)
LRCLK,BICK,
PCMDATA,
005_ACLK
L_AUDIO,
R_AUDIO
RS-232
(DS232AS)
TXD,RXD
8-bit
microcontroller
(AT89C51)
Front Panel
I2C(SDL,SCA)
BD[0..7]
QPSK NIM
(TBMU30311)
Common
Interface
74244
74244
74244
74244
74244
TS_VALID,
TS_CLK,
TS[0..7]
CH_VALID,
CH_CLK,
CH_STRT,
PTO[0..7]
SCL,SDA
SMPS
RF Modulator
(RMUP74055)
LEFT_A,
RIGHT_A
RF_Audio,
RF_Video
Block Diagram