Bouffalo Lab BL702 - Page 282

BL702/704/706 Reference Manual
Name Type Description
I2Sx_DI input Serial data input
I2Sx_DO output Serial data output
I2Sx_BCLK input/output Synchronous transmission clock, output when used as a
master, and input when used as a slave
I2Sx_FS input/output Data start/end signal, output when used as master, input when
used as slave
16.4 Register description
Name
Description
i2s_config I2S configuration
i2s_int_sts I2S interrupt status
i2s_bclk_config I2S clock configuration
i2s_fifo_config_0 I2S FIFO configuration0
i2s_fifo_config_1 I2S DMA FIFO configuration
i2s_fifo_wdata I2S FIFO write data
i2s_fifo_rdata I2S FIFO read data
i2s_io_config I2S IO configuration
16.4.1 i2s_config
Address：0x4000aa00
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
RSVD OFS
EN
OFSCNT MONO
RCH
EN
DIAN
MODE
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
DATASIZE FRAMSIZE RSVD FSCH
MODE
FS4C FS1T MUTE MONO RXD
EN
TXD
EN
SLA
EN
MAS
EN
Bits
Name Type Reset Description
31:26 RSVD
BL702/704/706 Reference Manual 282/ 375
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