SN32F760 Series
32-Bit Cortex-M0 Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 138
Version 2.0
12.4.3.2 MULTI-FRAME
SCK
CS
DATA
F0
msb
F0
F0
F0
lsb
F1
msb
F1
F1
F1
lsb
CS
DATA
F0
msb
F0
F0
F0
lsb
F1
msb
F1
F1
F1
lsb
SCK
SCK
SCK
SCK
CPOL=0
CPHA=1
CPOL=1
CPHA=0
CPOL=1
CPHA=1
CPOL=0
CPHA=0
SPI
TI
12.5 AUTO-SEL
The Auto-SEL function is disabled (SELDIS = 1) by default, HW does NOT control SELn pin at all, and SELn pin is
GPIO. If Auto-SEL function is enabled (SELDIS = 0), SPI HW controls the SELn activity, and SELn is assigned by