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參數(shù)資料
| 型號(hào)： | P89C557E6 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Single-chip 8-bit microcontroller(單片8位微控制器) |
| 中文描述： | 單芯片8位微控制器（單片8位微控制器） |
| 文件頁數(shù)： | 33/64頁 |
| 文件大?。?/td> | 476K |
| 代理商： | P89C557E6 |
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Philips Semiconductors
Product specification
P83C557E6/P80C557E6
Single-chip 8-bit microcontroller
1999 Mar 02
33
Table 28.
MST/REC mode
S1STA VALUE
DESCRIPTION
38H
Arbitration lost while returning ACK
40H
SLA and R have been transmitted, ACK received
48H
SLA and R have been transmitted, ACK received
50H
DATA has been received, ACK returned
58H
DATA has been received, ACK returned
Table 29.
SLV/REC mode
S1STA VALUE
DESCRIPTION
60H
Own SLA and W have been received, ACK returned
68H
Arbitration lost in SLA, R/W as MST. Own SLA and W have been received, ACK returned
70H
General CALL has been received, ACK returned
78H
Arbitration lost in SLA, R/W as MST. General call has been received
80H
Previously addressed with own SLA. DATA byte received, ACK returned
88H
Previously addressed with own SLA. DATA byte received, ACK returned
90H
Previously addressed with general call. DATA byte has been received, ACK has been returned
98H
Previously addressed with general call. DATA byte has been received, ACK has been returned
A0H
A STOP condition or repeated START condition has been received while still addressed as SLV/REC or SLV/TRX
Table 30.
SLV/TRX mode
S1STA VALUE
DESCRIPTION
A8H
Own SLA and R have been received, ACK returned
B0H
Arbitration lost in SLA, R/W as MST. Own SLA and R have been received, ACK returned
B8H
DATA byte has been transmitted, ACK returned
C0H
DATA byte has been transmitted, ACK returned
C8H
Last DATA byte has been transmitted (AA = logic 0), ACK received
Table 31.
S1STA VALUE
Miscellaneous
DESCRIPTION
00H
Bus error during MST mode or selected SLV mode, due to an erroneous START or STOP condition
F8H
No relevant information available, SI not set
Abbreviations used:
SLA
R
W
ACK
ACK
DATA
MST
SLV
TRX
REC
:
:
:
:
:
:
:
:
:
:
7–bit slave address
Read bit
Write bit
Acknowledgement (acknowledge bit = 0)
Not acknowledgement (acknowledge bit = 1)
8–bit data byte to or from I
2
C–bus
Master
Slave
Transmitter
Receiver
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