em78p257 ELAN Microelectronics Corp, em78p257 Datasheet - Page 35

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

This specification is subject to change without prior notice.
Address
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
(TCCBH)
(TCCBL)
(ODCR)
(PDCR)
(PHCR)
(TCCC)
(TCCA)
IOCB0
IOCC0
IOCD0
IOCE0
Name
IOCF0
IOC51
IOC61
IOC71
IOC81
IOC91
(LTR)
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
Wake-Up from Pin
/RESET and WDT
/RESET and WDT
/RESET and WDT
/RESET and WDT
/RESET and WDT
/RESET and WDT
/RESET and WDT
/RESET and WDT
/RESET and WDT
Reset Type
Power-On
Power-On
Power-On
Power-On
Power-On
Power-On
Power-On
Power-On
Power-On
Power-On
Bit Name
Bit Name
Bit Name
Bit Name
Bit Name
Bit Name
Bit Name
Bit Name
Bit Name
Bit Name
Change
Change
Change
Change
Change
Change
Change
Change
Change
Change
CMP4IE CMP3IE CMP2IE CPM1IE
TCCBH
TCCC7 TCCC6 TCCC5 TCCC4 TCCC3 TCCC2 TCCC1 TCCC0
TCCA7 TCCA6 TCCA5 TCCA4 TCCA3 TCCA2 TCCA1 TCCA0
TCCBL
WDTC
/PD57
/PH57
OD67
LTR7
Bit 7
P
1
1
P
0
0
P
1
1
P
0
0
P
0
0
P
0
0
P
7
0
0
P
7
0
0
P
0
0
P
0
TCCBH
TCCBL
/PD56
/PH56
OD66
LTR6
Bit 6
EIS
P
1
1
P
0
0
P
1
1
P
0
0
P
0
0
P
0
0
P
6
0
0
P
6
0
0
P
0
0
P
0
35
TCCBH
TCCBL
/PD55
/PH55
OD65
LTR5
Bit 5
P
1
1
P
0
0
P
1
1
P
X
1
1
1
0
0
P
0
0
P
5
0
0
P
5
0
0
P
0
0
P
0
TCCBH
TCCBL
/PD54
/PH54
OD64
LTR4
Bit 4
P
1
1
P
0
0
P
1
1
P
X
1
1
1
0
0
P
0
0
P
4
0
0
P
4
0
0
P
0
0
P
0
TCCBH
TCCBL
PPC/C
/PD53
/PH53
OD63
LTR3
Bit 3
MP
P
1
1
P
0
0
P
1
1
P
X
1
1
1
0
0
P
0
0
P
3
0
0
P
3
0
0
P
0
0
P
0
TCCBH
TCCBL
/PD52
/PH52
PSW2
OD62
LTR2
EXIE
Bit 2
P
1
1
P
0
0
P
1
1
P
1
1
P
0
0
P
0
0
P
2
0
0
P
2
0
0
P
0
0
P
0
EM78P257
TCCBH
TCCBL
/PD51
/PH51
PSW1
OD61
LTR1
07.27.2004 (V1.4)
OTP ROM
Bit 1
ICIE
P
1
1
P
0
0
P
1
1
P
1
1
P
0
0
P
0
0
P
1
0
0
P
1
0
0
P
0
0
P
0
TCCBH
TCCBL
/PD50
/PH50
PSW0
OD60
LTR0
TCIE
Bit 0
P
1
1
P
0
0
P
1
1
P
1
1
P
0
0
P
0
0
P
0
0
0
P
0
0
0
P
0
0
P
0