参数资料
型号: SST89C58RC-40-I-TQJE
厂商: Microchip Technology
文件页数: 51/88页
文件大小: 0K
描述: IC MCU 8BIT FLASH 40TQFP
标准包装: 160
系列: FlashFlex®
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: EBI/EMI,I²C,SMBus,UART/USART
外围设备: 欠压检测/复位,POR,WDT
输入/输出数: 32
程序存储器容量: 32KB(32K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-TQFP
包装: 托盘
2011 Silicon Storage Technology, Inc.
DS25100A
12/11
55
FlashFlex MCU
SST89C58RC
Data Sheet
A Microchip Technology Company
Table 20:Master Receiver Mode
Status
Code
(SM0STA)
SMBus Hardware Status
Application Software Response
SMBus Hardware - Next
Action
To/From
SM0DAT
To SM0CON
STA STO
SI
AA
08H
START condition transmit-
ted
Load SLA+W
X
0
X
SLA+W transmitted; ACK bit
received
10H
Repeat START transmit-
ted
Load SLA+W
or
X
0
X
SLA+W transmitted; ACK bit
received
Load SLA+R
X
0
X
SLA+W transmitted;
SMBus switched to MST/TRX
mode
38H
Arbitration lost in NOT
ACK bit
No SM0DAT
action
0
X
SMBus released;
SMBus enters slave mode
1
0
X
A START condition is transmit-
ted once the bus is free
40H
SLA+R transmitted;
ACK received
No SM0DAT
action
0
Data byte received;
NOT ACK bit returned
0
1
Data byte received;
ACK bit returned
48H
SLA+R transmitted;
NOT ACK received
No SM0DAT
action
1
0
X
Repeat START transmitted
0
1
0
X
STOP condition transmitted;
STO flag reset
1
0
X
STOP condition followed by
START condition transmitted;
STO flag reset
50H
Data byte received;
ACK returned
Read data
byte
0
Data byte received;
NOT ACK bit returned
0
1
Data byte received;
ACK bit returned
58H
Data byte received;
NOT ACK returned
Read data
byte
1
0
X
Repeat START transmitted
0
1
0
X
STOP condition transmitted;
STO flag reset
1
0
X
STOP condition followed by
START condition transmitted;
STO flag reset
T0-0.25100
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