P87C552 NXP Semiconductors, P87C552 Datasheet - Page 42

• Manufacturer Part Number: P87C552
• Description: The 87C552 Single-Chip 8-Bit Microcontroller is manufactured in anadvanced CMOS process and is a derivative of the 80C51microcontroller family
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Apr 01
80C51 8-bit microcontroller
8K/256 OTP, 8 channel 10 bit A/D, I
capture/compare, high I/O, low voltage (2.7 V to 5.5 V), low power
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RECEPTION OF THE
OWN SLAVE ADDRESS
AND TRANSMISSION
OF ONE OR MORE
DATA BYTES
DATA
n
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THIS NUMBER (CONTAINED IN S1STA) CORRESPONDS TO A DEFINED STATE OF THE I
A
FROM MASTER TO SLAVE
FROM SLAVE TO MASTER
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ANY NUMBER OF DATA BYTES AND THEIR ASSOCIATED ACKNOWLEDGE BITS
S
Figure 42. Format and States of the Slave Transmitter Mode
SLA
2
R
C, PWM,
A8H
B0H
A
A
DATA
42
ARBITRATION LOST AS MST
AND ADDRESSED AS SLAVE
LAST DATA BYTE TRANSMITTED.
SWITCHED TO NOT ADDRESSED
SLAVE (AA BIT IN S1CON = “0”
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A
B8H
2
C BUS. SEE TABLE 9.
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DATA
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C0H
A
C8H
A
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P or S
All “1”s
P87C552
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SU00974
Product data
P or S