参数资料
型号: XR20V2172L64-0B-EB
厂商: Exar Corporation
文件页数: 38/51页
文件大小: 0K
描述: EVAL BOARD FOR XR20V2170 64QFN
标准包装: 1
系列: *
FIGURE 16. SCL DELAY AFTER RESET
TD15
RESET#
SCL
FIGURE 17. I C-BUS TIMING DIAGRAM
START
condition
(S)
Bit 7
MSB
(A7)
Bit 6
(A6)
Protocol
TBUF
TR
TSU;STA
TLOW
THIGH
1/FSCL
TF
SCL
THD;STA
TSU;DAT
THD;DAT
SDA
Bit 0
LSB
(R/W)
Acknowledge
(A)
STOP
condition
(P)
TVD;DAT
TSP
TVD;ACK
TSU;STO
FIGURE 18. WRITE TO OUTPUT
SLAVE
ADDRESS
W
A
IOSTATE REG.
A
DATA
A
SDA
GPIOn
TD1
XR20V2172
43
REV. 1.0.2
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
2
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