FIGURE 19. MODEM I" />
參數(shù)資料
型號: XR20V2172L64-0B-EB
廠商: Exar Corporation
文件頁數(shù): 39/51頁
文件大?。?/td> 0K
描述: EVAL BOARD FOR XR20V2170 64QFN
標(biāo)準(zhǔn)包裝: 1
系列: *
FIGURE 19. MODEM INPUT PIN INTERRUPT
SLAVE
ADDRESS
W
A
MSR REGISTER
A
DATA
A
SDA
IRQ#
TD3
RA
SLAVE
ADDRESS
S
MODEM pin
TD2
FIGURE 20. GPIO PIN INTERRUPT
SLAVE
ADDRESS
W
A
IOSTATE REG.
A
DATA
A
SDA
IRQ#
TD5
RA
SLAVE
ADDRESS
S
GPIOn
TD4
P
ACK from slave
ACK from master
XR20V2172
44
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO AND RS232 TRANSCEIVER
REV. 1.0.2
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