P87C554SBAA NXP Semiconductors, P87C554SBAA Datasheet - Page 40

• Manufacturer Part Number: P87C554SBAA
• Description: MCU 8-Bit 87C 80C51 CISC 16KB EPROM 5V 68-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P87C554SBAA

• Package: 68PLCC
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 16 MHz
• Ram Size: 512 Byte
• Program Memory Size: 16 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 40
• Interface Type: I2C/UART
• On-chip Adc: 7-chx10-bit
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

Philips Semiconductors
2003 Jan 28
80C51 8-bit microcontroller – 6-clock operation
16K/512 OTP/ROMless, 7 channel 10 bit A/D, I
high I/O, 64L LQFP
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Ç Ç Ç
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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
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 40. Format and States in the Master Transmitter Mode
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08H
S
SLA
2
C, PWM, capture/compare,
W
40
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 6.
A or A
30H
38H
28H
A
A
TO CORRESPONDING
STATES IN SLAVE MODE
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Ç Ç Ç Ç Ç Ç Ç
Ç Ç Ç Ç Ç Ç Ç
Ç Ç Ç Ç Ç Ç Ç
Ç Ç Ç
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10H
S
OTHER MST
CONTINUES
P
P
80C554/87C554
SLA
TO MST/REC MODE
ENTRY = MR
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SU00971
Product data
W
R