參數(shù)資料
型號(hào)： KS57C2504
廠商： SAMSUNG SEMICONDUCTOR CO. LTD.
元件分類： 4位微控制器
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述： 4位單片機(jī)的小型通用紅外遙控器
文件頁(yè)數(shù)： 34/94頁(yè)
文件大?。?/td> 763K
代理商： KS57C2504
PRODUCT SPECIFICATION
S3C7254
4–34
RESET
Table 17 provides detailed information about hardware register values after a
RESET
occurs during power-down
mode or during normal operation.
Table 17. Hardware Register Values After
RESET
Hardware Component
or Subcomponent
Program counter (PC)
If
RESET
Occurs During
Power-Down Mode
Lower six bits of address 0000H
are transferred to PC11–8, and
the contents of 0001H to PC7–0.
0, 0
If
RESET
Occurs During
Normal Operation
Lower six bits of address 0000H
are transferred to PC11–8, and
the contents of 0001H to PC7–0.
0, 0
Bank selection registers (SMB, SRB)
BSC register (BSC0–BSC3)
0
0
Program Status Word (PSW):
Carry flag (C)
Skip flag (SC0–SC2)
Interrupt status flags (IS0, IS1)
Bank enable flags (EMB, ERB)
Retained
0
0
Undefined
0
0
Bit 6 of address 0000H in program
memory is transferred to the ERB
flag, and bit 7 of the address to
the EMB flag.
Undefined
Bit 6 of address 0000H in
program memory is transferred to
the ERB flag, and bit 7 of the
address to the EMB flag.
Undefined
Stack pointer (SP)
Data Memory (RAM):
Working registers E, A, L, H, X, W, Z,
Y
General-purpose registers
Values retained
Undefined
Values retained
(note)
Undefined
Clocks:
Power control register (PCON)
Clock output mode register (CLMOD)
System clock mode register (SCMOD)
0
0
0
0
0
0
Interrupts:
Interrupt request flags (IRQx)
Interrupt enable flags (IEx)
Interrupt priority flag (IPR)
Interrupt master enable flag (IME)
INT0 mode register (IMOD0)
INT1 mode register (IMOD1)
INT2 mode register (IMOD2)
INTK mode register (IMODK)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
NOTE
:
The values of the 0F8H-0FDH are not retained when a
RESET
signal is input.
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