EM78P258N
8-Bit Microprocessor with OTP ROM
Address Name
Reset Type
Bit 7
HTR7
0
Bit 6
HTR6
0
Bit 5
HTR5
0
Bit 4
HTR4
0
Bit 3
HTR3
0
Bit 2
HTR2
0
Bit 1
HTR1
0
Bit 0
HTR0
0
Bit Name
Power-On
IOCA1
N/A
/RESET and WDT
0
0
0
0
0
0
0
0
(HTR)
Wake-Up from Pin
Change
P
P
P
P
P
P
P
P
Bit Name
HTSE
HTS2
HTS1
HTS0
LTSE
LTS2
LTS1
LTS0
Power-On
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
IOCB1
N/A
/RESET and WDT
(HLTS)
Wake-Up from Pin
Change
P
P
P
P
P
P
P
P
Bit Name
TCCPC7 TCCPC6 TCCPC5 TCCPC4 TCCPC3 TCCPC2 TCCPC1 TCCPC0
Power-On
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
IOCC1
N/A
/RESET and WDT
(TCCPC)
Wake-Up from Pin
Change
P
P
P
P
P
P
P
P
Bit Name
INTE
INT
0
TS
1
TE
1
PSTE
PST2
PST1
PST0
Power-On
1
1
0
0
0
0
0
0
0
0
N/A
CONT
R0(IAR)
R1(TCC)
R2(PC)
R3(SR)
/RESET and WDT
0
1
1
Wake-Up from Pin
Change
P
P
P
P
P
P
P
P
Bit Name
–
U
P
–
U
P
–
U
P
–
U
P
–
U
P
–
U
P
–
U
P
–
U
P
Power-On
0x00
0x01
0x02
0x03
/RESET and WDT
Wake-Up from Pin
Change
P
P
P
P
P
P
P
P
Bit Name
–
0
0
–
0
0
–
0
0
–
0
0
–
0
0
–
0
0
–
0
–
0
0
Power-On
/RESET and WDT
00
Wake-Up from Pin
Change
P
P
P
P
P
P
P
P
Bit Name
–
0
0
–
0
0
–
0
0
–
0
0
–
0
0
–
0
0
–
0
0
–
0
0
Power-On
/RESET and WDT
Wake-Up from Pin
Change
Jump to address 0x06 or continue to execute next instruction
Bit Name
RST
IOCS
PS0
0
T
1
T
P
1
t
Z
U
P
DC
U
C
U
P
Power-On
0
0
0
0
/RESET and WDT
0
P
Wake-Up from Pin
Change
P
P
P
T
t
P
P
P
36 •
Product Specification (V1.0) 06.16.2005
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
