XR20V2172IL64 EXAR [Exar Corporation], XR20V2172IL64 Datasheet - Page 43

• Manufacturer Part Number: XR20V2172IL64
• Description: TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
• Manufacturer: EXAR [Exar Corporation]

REV. P1.0.1
F
F
F
IGURE
IGURE
IGURE
16. SCL D
17. I C-B
18. W
Protocol
SDA
SCL
2
RITE
RESET#
GPIOn
SDA
US
ELAY
T
SCL
T
O
T
SU;STA
T
BUF
O
IMING
condition
START
UTPUT
A
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
(S)
T
FTER
HD;STA
D
IAGRAM
ADDRESS
R
SLAVE
ESET
T
T
LOW
R
MSB
Bit 7
(A7)
T
HIGH
W
T
T
PRELIMINARY
SU;DAT
F
1/F
A
Bit 6
(A6)
SCL
IOSTATE REG.
T
43
HD;DAT
T
D15
(R/W)
Bit 0
LSB
A
T
VD;DAT
Acknowledge
T
SP
DATA
(A)
T
VD;ACK
condition
T
A
STOP
D1
(P)
T
SU;STO
XR20V2172