TC94A04AFG Toshiba Semiconductor, TC94A04AFG Datasheet - Page 9
TC94A04AFG
Manufacturer Part Number
TC94A04AFG
Description
1 CHIP AUDIO DIGITAL PROCESSOR
Manufacturer
Toshiba Semiconductor
Datasheet
1.TC94A04AFG.pdf
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2.1.2 Setting RAM (sequential)
performed correctly.
The RAMs are set by command data using the IFDI signal.
The first byte is a command, which differs for each RAM. The next two bytes contain the start address for the RAM written.
The length of the data field following the RAM address bytes is 2 × n bytes. The address is automatically incremented by 1.
During program running, 1 word of data is written at a time in internal RAM synchronizing with a SYNC signal.
Therefore, when performing continuously two or more write to word, unless it applies more than 1/fs [sec] per 1 word and it sets up, taking in of data is not
At the time of program STOP, it is written in asynchronous.
IFCK
IFDI
CS
Don’t care
C7
C6
C5
C4
C3
C2
C1
C0
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
D15
9
D14
D13
D12
D11
D10
D9
D8
D1
D0
Cn: COMMAND
An: ADDRESS
Dn: Data
Don’t care
TC94A04AFG/AFDG
2005-09-28
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