TMP92CZ26A
92CZ26A-499
I2S1 Control Register
7 6 5 4 3 2 1 0
bit Symbol
TXE1 *CNTE1
DIR1
BIT1 DTFMT11
DTFMT10
SYSCKE1
Read/Write
R/W R/W R/W R/W R/W R/W R/W
After reset
0 0 0 0 0 0 0
Function
Transmission
0: Stop
1: Start
Counter
control
0: Clear
1: Start
Transmission
start bit
0: MSB
1: LSB
Bit length
0: 8 bits
1:16 bits
Output format
00: I
2
S 10:
Right
01: Left
11: Reserved
System
clock
0: Disable
1: Enable
15 14 13 12 11 10 9 8
bit Symbol
CLKS1
FSEL1
TEMP1
WLVL1
EDGE1
CLKE1
Read/Write
R/W R/W R R/W
R/W
R/W
After reset
0 0 1 0 0 0
Function
Source
clock
0: f
SYS
1: f
PLL
Stereo
/monaural
0: Stereo
1: Monaural
Transmission
FIFO state
0: Data
1: No data
WS level
0: Low left
1: High left
Data output
clock edge
0: Falling
1: Rising
Clock
operation
(after
transmis-
sion)
0: Enable
1: Disable
I2S1 Divider Value Setting Register
7 6 5 4 3 2 1 0
bit Symbol
CK17
CK16
CK15 CK14 CK13 CK12 CK11 CK10
Read/Write
R/W R/W R/W R/W R/W R/W R/W R/W
After
reset
0 0 0 0 0 0 0 0
Function
Divider value for CK signal (8-bit counter)
15 14 13 12 11 10 9 8
Bit
symbol
WS15 WS14 WS13 WS12 WS11 WS10
Read/Write
R/W R/W R/W R/W R/W R/W
After reset
0
0
0
0
0
0
Function
Divider value for WS signal (6-bit counter)
I2S1 Buffer Register
15 14 13 12 11
10
9
8 7
6 5 4
3 2 1 0
bit Symbol
B115 B114 B113 B112 B111
B110
B109
B108
B107
B106
B105
B104
B103 B102 B101 B100
Read/Write W
After reset
Undefined
Function
Transmission buffer register (FIFO)
31 30 29 28 27
26
25
24
23
22
21
20
19 18 17 16
bit Symbol
B131 B130 B129 B128 B127
B126
B125
B124
B123
B122
B121
B120
B119 B118 B117 B116
Read/Write W
After reset
Undefined
Function
Transmission buffer register (FIFO)
Figure 3.18.3 I
2
S Channel 1 Control Registers
I2S1CTL
(1818H)
I2S1C
(181AH)
I2S1BUF
(1810H)
Read-modify-
write
instructions
cannot be
used.
(1819H)
(181BH)