P87C660X2 PHILIPS [NXP Semiconductors], P87C660X2 Datasheet - Page 42

• Manufacturer Part Number: P87C660X2
• Description: 80C51 8-bit microcontroller family
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2003 Oct 02
80C51 8-bit microcontroller family
RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33
MHz), two 400KB I
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SUCCESSFUL TRANSMISSION
TO A SLAVE RECEIVER
NEXT TRANSFER STARTED WITH A REPEATED START CONDITION
NOT ACKNOWLEDGE RECEIVED AFTER THE SLAVE ADDRESS
NOT ACKNOWLEDGE RECEIVED AFTER A DATA BYTE
ARBITRATION LOST IN SLAVE ADDRESS OR DATA BYTE
ARBITRATION LOST AND ADDRESSED AS SLAVE
Data
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n
2
C interfaces
THIS NUMBER (CONTAINED IN S1STA) CORRESPONDS TO A DEFINED STATE OF THE I
A
FROM MASTER TO SLAVE
FROM SLAVE TO MASTER
ANY NUMBER OF DATA BYTES AND THEIR ASSOCIATED ACKNOWLEDGE BITS
Figure 22. Format and States in the Master Transmitter Mode
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16 KB OTP/ROM, 512B
08H
S
SLA
W
42
MT
A or A
18H
20H
38H
68H
A
A
A
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78H
OTHER MST
CONTINUES
OTHER MST
CONTINUES
P
DATA
80H
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2
C BUS. SEE TABLE 9.
A or A
30H
38H
28H
A
A
TO CORRESPONDING
STATES IN SLAVE MODE
P8xC660X2/661X2
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10H
S
OTHER MST
CONTINUES
P
P
SLA
TO MST/REC MODE
ENTRY = MR
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SU00971
Product data
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