Toshiba TLCS-900/H1 Series Manual page 433

3.20.1 Block Diagram
f
SYS
f
S
TA1OUT
16 bits
Write pointer
Read pointer
16 bits
Write pointer
Read pointer
16 bits
Prescaler
2 4 8
I2SCKO
control
<MCK1:0> <TXE, CLKE>
÷ 4
I2SWS
control
<I2SWCK> <FMT, I2SWLVL>
0 1 7
16-byte FIFO (Right)
(2 bytes × 8)
FIFO control
0 1 7
16-byte FIFO (Left)
(2 bytes × 8)
FIFO control
2
Figure 3.20.1 I
92CH21-431
<BUSY>
Data
selector,
interrupt
control
<FMT>
<I2SFSEL>
<DIR>
<BIT>
S Block Diagram
TMP92CH21
I2SCKO
I2SWS
<DIR>
I2SDO
INTI2S
2009-06-19