tc9446f TOSHIBA Semiconductor CORPORATION, tc9446f Datasheet - Page 17

• Manufacturer Part Number: tc9446f
• Description: Audio Digital Processor For Decode Of Dolby Digital Ac-3 , Mpeg2 Audio -
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Figure 11 Procedure of Program Boot and Program Start
(higher rank 20 bit at address 0000h)
(higher rank 20 bit at address 0007h)
Transmission of I
Transmission of I
(or reset of software by command)
(low rank 20 bit at address 0000h)
(low rank 20 bit at address 0007h)
(soft reset OFF = 000000h)
(program boot = 000060h)
Checking of ACK bit = “L”
Checking of ACK bit = “L”
Write of 24 bit command
Write of 24 bit command
Write of program data
Write of program data
Write of program data
Write of program data
Reset of hardware
START Condition
START Condition
Program starting
STOP Condition
STOP Condition
2
2
C Address (3Ah)
C Address (3Ah)
17
At the time of ACK = “H”, it resumes from
START Condition.
The bit of program boot and soft reset is
set to “H”.
Program data is 20 bits of low-rank
stuffing.
Boot is possible to the address of a
maximum of 007Fh.
The completion of program boot.
At the time of ACK = “H”, it resumes from
START Condition.
2002-04-18
TC9446F