em78p257 ELAN Microelectronics Corp, em78p257 Datasheet - Page 37

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

This specification is subject to change without prior notice.
Address
0x10~0x
0xB
0xC
0xD
0xE
0x7
0x8
0x9
0xA
0xF
3F
R10~R3F
(TCCPR)
(TMR2H)
(TMR2L)
Name
(TCC
CR1)
(TCC
CR2)
(ISR)
RC
RD
R7
R8
R9
RA
RB
RE
RF
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 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
CMPOU
MOUSE
CMP4IF CMP3IF CMP2IF CMP1IF
Bit 7
DP1
T4
U
U
N
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-
CMPOU
TCCBIE
Bit 6
DP0
T3
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-
37
CMPOU
Bit 5
MF1
T2
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-
-
CMPOU
Bit 4
MF0
T1
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-
-
Bit 3
IRE
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-
-
-
-
TCCCIE
TCCCIF TCCBIF TCCAIF
TCCAIE
EXIF
Bit 2
HF
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
EM78P257
07.27.2004 (V1.4)
OTP ROM
Bit 1
LGP
P71
ICIF
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-
PWM
TCIF
Bit 0
P70
U
U
U
P
P
P
P
P
0
P
P
0
P
P
0
P
P
0
0
P
0
0
P
0
0
P
0
0
0
P
-
-
-
-
-
-