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COP888GD 데이터시트(PDF) 33 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
부품명 COP888GD
상세설명  8-Bit CMOS ROM Based Microcontrollers with 16k
PDF  42 Pages
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제조업체  NSC [National Semiconductor (TI)]
홈페이지  http://www.national.com
Logo NSC - National Semiconductor (TI)

COP888GD 데이터시트(HTML) 33 Page - National Semiconductor (TI)

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Memory Map
All RAM, ports and registers (except A and PC) are mapped
into data memory address space.
Address
Contents
S/ADD REG
0000 to 006F
On-Chip RAM bytes (112 bytes)
0070 to 007F
Unused RAM Address Space (Reads
As All Ones)
xx80 to xxAF
Unused RAM Address Space (Reads
Undefined Data)
xxB0
Timer T3 Lower Byte
xxB1
Timer T3 Upper Byte
xxB2
Timer T3 Autoload Register T3RA
Lower Byte
xxB3
Timer T3 Autoload Register T3RA
Upper Byte
xxB4
Timer T3 Autoload Register T3RB
Lower Byte
xxB5
Timer T3 Autoload Register T3RB
Upper Byte
xxB6
Timer T3 Control Register
xxB7
Comparator Select Register (CMPSL)
xxB8 to xxBF
Reserved
xxC0
Timer T2 Lower Byte
xxC1
Timer T2 Upper Byte
xxC2
Timer T2 Autoload Register T2RA
Lower Byte
xxC3
Timer T2 Autoload Register T2RA
Upper Byte
xxC4
Timer T2 Autoload Register T2RB
Lower Byte
xxC5
Timer T2 Autoload Register T2RB
Upper Byte
xxC6
Timer T2 Control Register
xxC7
WATCHDOG Service Register
(Reg:WDSVR)
xxC8
MIWU Edge Select Register
(Reg:WKEDG)
xxC9
MIWU Enable Register (Reg:WKEN)
xxCA
MIWU Pending Register (Reg:WKPND)
xxCB
Reserved
xxCC
Reserved
xxCD to xxCF
Reserved
xxD0
Port L Data Register
xxD1
Port L Configuration Register
xxD2
Port L Input Pins (Read Only)
xxD3
Reserved for Port L
xxD4
Port G Data Register
xxD5
Port G Configuration Register
xxD6
Port G Input Pins (Read Only)
xxD7
Port I Input Pins (Read Only)
xxD8
Port C Data Register
xxD9
Port C Configuration Register
Address
Contents
S/ADD REG
xxDA
Port C Input Pins (Read Only)
xxDB
Reserved for Port C
xxDC
Port D
xxDD to xxDF
Reserved
xxE0 to xxE5
Reserved
xxE6
Timer T1 Autoload Register T1RB
Lower Byte
xxE7
Timer T1 Autoload Register T1RB
Upper Byte
xxE8
ICNTRL Register
xxE9
MICROWIRE/PLUS Shift Register
xxEA
Timer T1 Lower Byte
xxEB
Timer T1 Upper Byte
xxEC
Timer T1 Autoload Register T1RA
Lower Byte
xxED
Timer T1 Autoload Register T1RA
Upper Byte
xxEE
CNTRL Control Register
xxEF
PSW Register
xxF0 to FB
On-Chip RAM, Mapped as Registers
xxFC
X Register
xxFD
SP Register
xxFE
B Register
xxFF
S Register
0100 to 017F
On-Chip RAM, 128 Bytes
Reading memory locations 0070H–007FH (Segment 0) will return all ones.
Reading unused memory locations 0080H–00AFH (Segment 0) will return
undefined data. Reading memory locations from other unused Segments
(i.e., Segment 2, Segment 3, … etc.) will return undefined data.
www.national.com
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