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参数资料
型号： AT89C51ID2-SLSUM
厂商： Atmel
文件页数： 152/157页
文件大小： 0K
描述： IC 8051 MCU FLASH 64K 44PLCC
产品培训模块： MCU Product Line Introduction
标准包装： 972
系列： 89C
核心处理器： 8051
芯体尺寸： 8-位
速度： 60MHz
连通性： I²C，SPI，UART/USART
外围设备： POR，PWM，WDT
输入/输出数： 34
程序存储器容量： 64KB（64K x 8）
程序存储器类型： 闪存
EEPROM 大小： 2K x 8
RAM 容量： 2K 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-LCC（J 形引线）
包装： 管件
配用： AT89OCD-01-ND - USB EMULATOR FOR AT8XC51 MCU
94
AT89C51ID2
4289C–8051–11/05
Table 70.
Miscellaneous Status
C0h
Data byte in SSDAT has been
transmitted; NOT ACK has
been received
No SSDAT action or
No SSDAT action
0
1
0
1
0
1
Switched to the not addressed slave mode; no
recognition of own SLA or GCA
Switched to the not addressed slave mode; own
SLA will be recognised; GCA will be recognised if
GC=logic 1
Switched to the not addressed slave mode; no
recognition of own SLA or GCA. A START
condition will be transmitted when the bus
becomes free
Switched to the not addressed slave mode; own
SLA will be recognised; GCA will be recognised if
GC=logic 1. A START condition will be transmitted
when the bus becomes free
C8h
Last data byte in SSDAT has
been transmitted (AA=0); ACK
has been received
No SSDAT action or
No SSDAT action
0
1
0
1
0
1
Switched to the not addressed slave mode; no
recognition of own SLA or GCA
Switched to the not addressed slave mode; own
SLA will be recognised; GCA will be recognised if
GC=logic 1
Switched to the not addressed slave mode; no
recognition of own SLA or GCA. A START
condition will be transmitted when the bus
becomes free
Switched to the not addressed slave mode; own
SLA will be recognised; GCA will be recognised if
GC=logic 1. A START condition will be transmitted
when the bus becomes free
Table 69. Status in Slave Transmitter Mode (Continued)
Status
Code
(SSCS)
Status of the 2-wire bus and
2-wire hardware
Application Software Response
Next Action Taken By 2-wire Software
To/from SSDAT
To SSCON
STA
STO
SI
AA
Status
Code
(SSCS)
Status of the 2-wire
bus and 2-wire
hardware
Application Software Response
Next Action Taken By 2-wire
Software
To/from
SSDAT
To SSCON
STA
STO
SI
AA
F8h
No relevant state
information
available; SI= 0
No SSDAT
action
No SSCON action
Wait or proceed current transfer
00h
Bus error due to an
illegal START or
STOP condition
No SSDAT
action
01
0
X
Only the internal hardware is
affected, no STOP condition is
sent on the bus. In all cases,
the bus is released and STO is
reset.
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