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EM78156EAS 参数 Datasheet PDF下载

EM78156EAS图片预览
型号: EM78156EAS
PDF下载: 下载PDF文件 查看货源
内容描述: 8位微控制器与MASK ROM [8-Bit Microcontroller with MASK ROM]
分类和应用: 微控制器光电二极管局域网有原始数据的样本ROM
文件页数/大小: 48 页 / 420 K
品牌: ELAN [ ELAN MICROELECTRONICS CORP ]
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EM78156E  
8-Bit Microcontroller with MASK ROM  
Address  
Name  
Reset Type  
Bit Name  
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0  
/PD7 /PD6 /PD5 /PD4  
X
U
U
/PD2 /PD1 /PD0  
Power-On  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0x0B  
IOCB  
/RESET and WDT  
Wake-Up from Pin  
Change  
P
P
P
P
U
P
P
P
Bit Name  
OD7 OD6 OD5 OD4 OD3 OD2 OD1 OD0  
Power-On  
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0x0C  
IOCC  
IOCD  
IOCE  
IOCF  
/RESET and WDT  
Wake-Up from Pin  
Change  
P
P
P
P
P
P
P
P
Bit Name  
/PH7 /PH6 /PH5 /PH4 /PH3 /PH2 /PH1 /PH0  
Power-On  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0x0D  
/RESET and WDT  
Wake-Up from Pin  
Change  
P
P
P
P
P
P
P
P
Bit Name  
WDTE EIS  
X
U
U
ROC  
X
U
U
X
U
U
X
U
U
X
U
U
Power-On  
1
1
0
0
0
0
0x0E  
/RESET and WDT  
Wake-Up from Pin  
Change  
1
P
U
P
U
U
U
U
Bit Name  
X
U
U
X
U
U
X
U
U
X
U
U
X
U
U
EXIE ICIE TCIE  
Power-On  
0
0
0
0
0
0
0x0F  
/RESET and WDT  
Wake-Up from Pin  
Change  
U
U
U
U
U
P
P
P
Bit Name  
-
-
-
-
-
-
-
-
Power-On  
U
P
U
P
U
P
U
P
U
P
U
P
U
P
U
P
0x10~0x2F  
R10~R2F  
/RESET and WDT  
Wake-Up from Pin  
Change  
P
P
P
P
P
P
P
P
** To jump address 0x08, or to execute the instruction which is next to the “SLEP”  
instruction.  
X: Not used. U: Unknown or don’t care. P: Previous value before reset. t: Check  
Table 6  
4.5.2 The Status of RST, T, and P of STATUS Register  
A RESET condition is initiated by the following events:  
1. A power-on condition,  
2. A high-low-high pulse on /RESET pin, and  
3. Watchdog timer time-out.  
The values of T and P, listed in Table 6 are used to check how the processor wakes up.  
Table 7 shows the events that may affect the status of T and P.  
Product Specification (V1.3) 07.29.2004  
19  
(This specification is subject to change without further notice)  
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