LC823450 Datasheet, PDF (13/55 Pages) ON Semiconductor – Low Power & High-Resolution Audio Processing System LSI

LC823450
(E) I2C
Terminal name
Multiplexed function
SCL0
GPIO07
EXTINT07
SDA0
GPIO08
EXTINT08
Sum
Polarity
−
−
−
−
−
−
Direction Function
O
I2C ch0 Clock (open drain output )
B
GPIO
I
External Interrupt 0-bit7
B
I2C ch0 Data (open drain output )
B
GPIO
I
External Interrupt 0-bit8
IO
POWER
Vdd2
Vdd2
Available(○)
TA
XA,
XC
XB,
XD
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
2
2
2
(F) UART
Terminal name
Multiplexed function
TXD1
SDAT20
GPIO04
EXTINT04
RXD1
SDAT21
GPIO05
EXTINT05
CTS1
SDAT22
RXD0
GPIO56
EXTINT56
RTS1
SDAT23
TXD0
GPIO57
EXTINT57
TXD2
Polarity
−
−
−
−
−
−
−
−
Neg
−
−
−
−
Neg
−
−
−
−
−
TIOCA10
−
GPIO0B
−
EXTINT0B
−
RXD2
−
TIOCA11
−
GPIO0C
−
EXTINT0C
−
Sum
(*)This function is not available
Direction Function
O
UART Ch1 transmit Data
B
SD I/F Ch2 Data 0
B
GPIO
I
External Interrupt 0-bit4
I
UART Ch1 receive Data
B
SD I/F Ch2 Data 1
B
GPIO
I
External Interrupt 0-bit5
I
UART Ch1 clear to send
B
SD I/F Ch2 Data 2
I
UART Ch0 receive Data
B
GPIO
I
External Interrupt 5-bit6
O
UART Ch1 request to send
B
SD I/F Ch2 Data 3
O
UART Ch0 transmit Data
B
GPIO
I
External Interrupt 5-bit7
O
UART Ch2 transmit Data
MTM1 Ch0A
- target signal of
B
pulse-length-reader function
- output of sentinel-inform-function
- output of PWM output
B
GPIO
I
External Interrupt 0-bit11
I
UART Ch2 receive Data
MTM1 Ch1A
- target signal of
B
pulse-length-reader function
- output of sentinel-inform-function
- output of PWM output
B
GPIO
I
External Interrupt 0-bit12
IO
POWER
VddSD2
VddSD2
VddSD2
VddSD2
VddQSPI
VddQSPI
Available(○)
TA
XA, XB,
XC XD
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○ (*) ○
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○ (*) ○
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