參數(shù)資料
型號(hào)： 87C554
廠商： NXP Semiconductors N.V.
英文描述： 80C51 8-bit microcontroller . 6 clock operation 16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I2C, PWM, capture/compare, high I/O, 64L LQFP
中文描述： 80C51的8位微控制器。 6小時(shí)運(yùn)作16K/512檢察官辦公室/光盤(pán)/無(wú)ROM，7通道10位A / D，I2C和脈寬調(diào)制，捕捉/比較，高I / O，64L LQFP封裝
文件頁(yè)數(shù)： 46/76頁(yè)
文件大小： 400K
代理商： 87C554
Philips Semiconductors
Preliminary specification
80C554/83C554/87C554
80C51 8-bit microcontroller – 6 clock operation
16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I
2
C, PWM,
capture/compare, high I/O, 64L LQFP
2000 Nov 10
46
Table 8.
Slave Receiver Mode
STATUS
CODE
(S1STA)
STATUS OF THE
I
2
C BUS AND
SIO1 HARDWARE
APPLICATION SOFTWARE RESPONSE
TO/FROM S1DAT
TO S1CON
NEXT ACTION TAKEN BY SIO1 HARDWARE
STA
STO
SI
AA
60H
Own SLA+W has
been received; ACK
has been returned
No S1DAT action or
X
0
0
0
Data byte will be received and NOT ACK will be
returned
Data byte will be received and ACK will be returned
no S1DAT action
X
0
0
1
68H
Arbitration lost in
SLA+R/W as master;
Own SLA+W has
been received ACK
returned
No S1DAT action or
X
0
0
0
Data byte will be received and NOT ACK will be
returned
no S1DAT action
X
0
0
1
Data byte will be received and ACK will be returned
70H
General call address
(00H) has been
received; ACK has
received ACK has
been returned
No S1DAT action or
X
0
0
0
Data byte will be received and NOT ACK will be
returned
no S1DAT action
X
0
0
1
Data byte will be received and ACK will be returned
78H
Arbitration lost in
SLA+R/W as master;
General call address
has been received,
ACK has been
returned
No S1DAT action or
X
0
0
0
Data byte will be received and NOT ACK will be
returned
no S1DAT action
X
0
0
1
Data byte will be received and ACK will be returned
80H
Previously addressed
with own SLV
address; DATA has
been received ACK
has been returned
Read data byte or
X
0
0
0
Data byte will be received and NOT ACK will be
returned
read data byte
X
0
0
1
Data byte will be received and ACK will be returned
88H
Previously addressed
with own SLA; DATA
byte has been
received; NOT ACK
has been returned
Read data byte or
0
0
0
0
Switched to not addressed SLV mode; no recognition
of own SLA or General call address
Switched to not addressed SLV mode; Own SLA will
be recognized; General call address will be
recognized if S1ADR.0 = logic 1
Switched to not addressed SLV mode; no recognition
of own SLA or General call address. A START
condition will be transmitted when the bus becomes
free
Switched to not addressed SLV mode; Own SLA will
be recognized; General call address will be
recognized if S1ADR.0 = logic 1. A START condition
will be transmitted when the bus becomes free.
read data byte or
0
0
0
1
read data byte or
1
0
0
0
read data byte
1
0
0
1
90H
Previously addressed
with General Call;
DATA byte has been
d ACK h
received; ACK has
been returned
Read data byte or
X
0
0
0
Data byte will be received and NOT ACK will be
returned
read data byte
X
0
0
1
Data byte will be received and ACK will be returned
98H
Previously addressed
with General Call;
DATA byte h
received; NOT ACK
has been returned
b
Read data byte or
0
0
0
0
Switched to not addressed SLV mode; no recognition
of own SLA or General call address
Switched to not addressed SLV mode; Own SLA will
be recognized; General call address will be
recognized if S1ADR.0 = logic 1
Switched to not addressed SLV mode; no recognition
of own SLA or General call address. A START
condition will be transmitted when the bus becomes
free
Switched to not addressed SLV mode; Own SLA will
be recognized; General call address will be
recognized if S1ADR.0 = logic 1. A START condition
will be transmitted when the bus becomes free.
read data byte or
0
0
0
1
read data byte or
1
0
0
0
read data byte
1
0
0
1
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