cop8cde9 National Semiconductor Corporation, cop8cde9 Datasheet - Page 60

• Manufacturer Part Number: cop8cde9
• Description: 8-bit Cmos Flash Microcontroller With 8k Memory, Virtual Eeprom, 10-bit A/d And Brownout Reset
• Manufacturer: National Semiconductor Corporation

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12.0 MICROWIRE/PLUS
13.0 Memory Map
All RAM, ports and registers (except A and PC) are mapped
into data memory address space.
0000 to 006F
0070 to 007F
xx80 to xx8F
xx90 to xx9F
xxA0
xxA1
xxA2
xxA3
xxA4
xxA5
xxA6
xxA7
xxA8
xxA9
xxAA
xxAB
xxAC
xxAD
xxAE
xxAF
xxB0 to xxB7
xxB8
xxB9
xxBA
xxBB
S/ADD REG
Address
FIGURE 36. MICROWIRE/PLUS SPI Mode Interface Timing, Alternate SK Mode, SK Idle Phase being High
On-Chip RAM bytes (112 bytes)
Unused RAM Address Space (Reads As
All Ones)
Unused RAM Address Space (Reads
Undefined Data)
Reserved
Port A Data Register
Port A Configuration Register
Port A Input Pins (Read Only)
Reserved for Port A
Port B Data Register
Port B Configuration Register
Port B Input Pins (Read Only)
Reserved for Port B
ISP Address Register Low Byte
(ISPADLO)
ISP Address Register High Byte
(ISPADHI)
ISP Read Data Register (ISPRD)
ISP Write Data Register (ISPWR)
Reserved
Reserved
Reserved
High Speed Timers Control Register
(HSTCR)
Reserved
USART Transmit Buffer (TBUF)
USART Receive Buffer (RBUF)
USART Control and Status Register
(ENU)
USART Receive Control and Status
Register (ENUR)
Contents
(Continued)
60
xxBC
xxBD
xxBE
xxBF
xxC0
xxC1
xxC2
xxC3
xxC4
xxC5
xxC6
xxC7
xxC8
xxC9
xxCA
xxCB
xxCC
xxCD
xxCE
xxCF
xxD0
xxD1
xxD2
xxD3
xxD4
xxD5
xxD6
S/ADD REG
Address
USART Interrupt and Clock Source
Register (ENUI)
USART Baud Register (BAUD)
USART Prescale Select Register (PSR)
Reserved for USART
Timer T2 Lower Byte
Timer T2 Upper Byte
Timer T2 Autoload Register T2RA Lower
Byte
Timer T2 Autoload Register T2RA Upper
Byte
Timer T2 Autoload Register T2RB Lower
Byte
Timer T2 Autoload Register T2RB Upper
Byte
Timer T2 Control Register
WATCHDOG Service Register
(Reg:WDSVR)
MIWU Edge Select Register
(Reg:WKEDG)
MIWU Enable Register (Reg:WKEN)
MIWU Pending Register (Reg:WKPND)
A/D Converter Control Register (ENAD)
A/D Converter Result Register High Byte
(ADRSTH)
A/D Converter Result Register Low Byte
(ADRSTL)
Reserved
Idle Timer Control Register (ITMR)
Port L Data Register
Port L Configuration Register
Port L Input Pins (Read Only)
Reserved for Port L
Port G Data Register
Port G Configuration Register
Port G Input Pins (Read Only)
Contents
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