參數(shù)資料
型號： DTMFDECODER-RD
廠商： Silicon Laboratories Inc
文件頁數(shù)： 34/178頁
文件大?。?/td> 0K
描述： KIT REF DESIGN DTMF DECODER
應用說明： DTMF Decoder Ref Design AppNote
標準包裝： 1
主要目的： 電信，DTMF 解碼器
嵌入式： 否
已用 IC / 零件： C8051F300
主要屬性： 8kHz 采樣速率模數(shù)轉換器
次要屬性： 16 個 Goertzel 濾波器
已供物品： 板，軟件
產(chǎn)品目錄頁面： 627 (CN2011-ZH PDF)
相關產(chǎn)品： 336-1535-5-ND - IC 8051 MCU 8K FLASH 14-SOIC
C8051F300-GMR-ND - IC 8051 MCU 8K FLASH 11QFN
336-1245-ND - IC 8051 MCU 8K FLASH 11QFN
其它名稱： 336-1283
Rev. 2.9
129
C8051F300/1/2/3/4/5
SLAV
E
RECEIVER
0010
1
0
X A slave address was received;
ACK requested.
Acknowledge received
address (received slave
address match, R/W bit =
READ).
001
Do not acknowledge
received address.
000
Acknowledge received
address, and switch to trans-
mitter mode (received slave
address match, R/W bit =
WRITE); see Section 13.5.4
for procedure.
001
1
X Lost arbitration as master; slave
address received; ACK
requested.
Acknowledge received
address (received slave
address match, R/W bit =
READ).
001
Do not acknowledge
received address.
000
Acknowledge received
address, and switch to trans-
mitter mode (received slave
address match, R/W bit =
WRITE); see Section 13.5.4
for procedure.
001
Reschedule failed transfer;
do not acknowledge received
address
100
0010
0
1
X Lost arbitration while attempting a
repeated START.
Abort failed transfer.
00
X
Reschedule failed transfer.
10
X
0001
1
X Lost arbitration while attempting a
STOP.
No action required (transfer
complete/aborted).
000
0
X A STOP was detected while
addressed as a Slave Transmitter
or Slave Receiver.
Clear STO.
00
X
0
1
X Lost arbitration due to a detected
STOP.
Abort transfer.
00
X
Reschedule failed transfer.
10
X
0000
1
0
X A slave byte was received; ACK
requested.
Acknowledge received byte;
Read SMB0DAT.
001
Do not acknowledge
received byte.
000
11
X
Lost arbitration while transmitting
a data byte as master.
Abort failed transfer.
000
Reschedule failed transfer.
1
0
Table 13.4. SMBus Status Decoding (Continued)
Mode
Values Read
Current SMbus State
Typical Response Options
Values
Written
St
a
tu
s
V
ect
or
ACK
RQ
ARBLOST
ACK
ST
A
ST
O
ACK
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