em78p257 ELAN Microelectronics Corp, em78p257 Datasheet - Page 13

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

This specification is subject to change without prior notice.
4. R3 (Status Register)
• Bit 7 (RST) Bit for reset type.
Set to 1 if wake-up from sleep on pin change or comparator status change.
Set to 0 if wake-up from other reset types
RST
Address
7
0A
0B
0C
0D
0E
00
01
02
03
04
05
06
07
08
09
0F
10
1F
20
3F
¡J
¡G
R0
R1
R2
R3
R4
R5
R6
R7
R9
RA
RB
RC
RD
RE
RF
IOCS
6
Bank0
(Indirect Addressing Register)
(Time Clock Counter)
(Program Counter)
(Status Register)
(RAM Select Register)
(Port5)
(Port6)
(Port7)
(Interrupt Status Register)
(TCC Control Register(1))
(TCC Control Register(2))
(TCC Prescaler Register)
(Mouse Control Register)
Reserve
(CMPOUT Status Register
General Registers
R PAGE registers
& TCC Status Register)
(IR Control Register)
PS0
5
Fig. 5 Data memory configuration
Bank1
4
T
CONT (Control Register)
13
IOCA0
IOCB0
IOCC0
IOCD0 (Pull-high Control Register)
IOCF0 (Interrupt Mask Register)
IOC50 (I/O Port Control Register)
IOC60 (I/O Port Control Register)
IOC70 (I/O Port Control Register)
IOC80
IOC90
IOCE0 (WDT Control Register)
IOCX0 PAGE registers
(CMP Control Register)
(TCC Control Register)
Reserve
Reserve
Reserve
Reserve
(CO-Input Combine
(Open-drain Control
(Pull-down Control
P
3
sequence)
Register)
Register)
2
Z
IOC51
IOC61
IOCA1
IOCB1
IOC71
IOC81
IOC91
IOCX1 PAGE registers
DC
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
Reserve
1
EM78P257
(Pulse time Register)
(High-time Register)
(Low-time Register)
(TCCBL Counter)
(TCCBH Counter)
(TCCA Counter)
(TCCC Counter)
07.27.2004 (V1.4)
OTP ROM
C
0