TC94A48FG Datasheet, PDF (21/36 Pages) Toshiba Semiconductor – Single-chip Audio Digital Signal Processor

TC94A48FG
Hard reset
(or soft reset)
ＳＴＡＲＴ Ｃｏｎｄｉｔｉｏｎ
Transfer I2C　Ａｄｄｒｅｓｓ（３０ｈ）
Check ACK bit = “L”
Write 24-bit command
(program boot = 000060h)
Write program data
(16 bits at address 0000h)
Write program data
(16 bits at address 0001h)
If ACK = “H” , restart from
START condition.
Set the program boot and soft reset
bits to “H”
Program data stored in lower 16bits
Bootable for address of up to 3FFh
Write program data
(16bits at address 3FEh)
Write program data
(16bits at address 3FFh)
ＳＴＯＰ Ｃｏｎｄｉｔｉｏｎ
Program boot finished
ＳＴＡＲＴ Ｃｏｎｄｉｔｉｏｎ
Transfer I2C　Ａｄｄｒｅｓｓ（３０ｈ）
Check ACK bit = “L”
Write 24-bit command
(soft reset OFF = 000000h)
ＳＴＯＰ Ｃｏｎｄｉｔｉｏｎ
Start program
If ACK = “H” , restart from
START condition.
Figure 14 Program Boot and Program Start Procedure
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2005-09-28