em78p257 ELAN Microelectronics Corp, em78p257 Datasheet - Page 39

• Manufacturer Part Number: em78p257
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

This specification is subject to change without prior notice.
Table 7 The Values of RST, T, and P after RESET
Table 8 The Status of RST, T, and P being Affected by Events
*P: Previous value before reset
*P: Previous status before reset
Power on
/RESET during Operating mode
/RESET wake-up during SLEEP mode
WDT during Operating mode
WDT wake-up during SLEEP mode
Wake-Up on pin change during SLEEP mode
Power on
WDTC instruction
WDT time-out
SLEP instruction
Wake-Up on pin change during SLEEP mode
Reset Type
Event
39
RST
RST
*P
*P
0
0
0
0
0
1
0
0
1
*P
T
1
1
0
0
1
T
1
1
0
1
1
*P
P
1
0
1
0
0
*P
P
1
1
0
0
EM78P257
07.27.2004 (V1.4)
OTP ROM