UCD3040_15 Datasheet, PDF (25/81 Pages) Texas Instruments – Digital Power Controllers

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UCD3040
UCD3028
UCD3020
SLUS868H – DECEMBER 2009 – REVISED OCTOBER 2013
• Memory Map (ROM Mode)
ADDRESS
0x0000 0000–0x0000 0FFF
0x0000 1000–0x0000 1FFF
...
0x0000 9000–0x0000 9FFF
0x0000 A000–0x0000 AFFF
0x0000 B000–0x0000 EFFF
...
0x0000 F000–0x0000 FFFF
0x0001 0000–0x0001 7FFF
0x0001 8000–0x0001 87FF
0x0001 8800–0x0001 8FFF
0x0001 9000–0x0001 9FFF
SIZE
16 blocks, 4 KBytes
(each)
MODULE
COMMENT
Boot ROM (maps Memory select[0]
to all 16 blocks)
32 Kbytes
2 Kbytes
2 Kbytes
4 Kbytes
Program flash
Not used
Data flash
Data RAM
Memory select[1]
Memory select[2]
Memory select[3]
For code execution out of flash, the boot ROM configures the memory as follows:
• Memory Map (Flash Mode)
ADDRESS
0x0000 0000–0x0000 7FFF
0x0000 8000–0x0000 9FFF
0x0000 A000–0x0000 AFFF
0x0000 B000–0x0001 7FFF
0x0001 8000–0x0001 87FF
0x0001 8800–0x0001 8FFF
0x0001 9000–0x0001 9FFF
SIZE
32K bytes
8K bytes
4K bytes
52K bytes
2K bytes
2K bytes
4K bytes
MODULE
Program flash
Not used
Boot ROM
Not used
Not used
Data flash
Data RAM
COMMENT
Memory select[1]
Memory select[0]
Memory select[2]
Memory select[3]
• Memory Map (System and Peripherals Blocks)
ADDRESS
0xFFF7 D800–0xFFF7 D8FF
0xFFF7 DC00–0xFFF7 DCFF
0xFFF7 E000–0xFFF7 E0FF
0xFFF7 E100–0xFFF7 E1FF
0xFFF7 E400–0xFFF7 E4FF
0xFFF7 E500–0xFFF7 E5FF
0xFFF7 E800–0xFFF7 E8FF
0xFFF7 E900–0xFFF7 E9FF
0xFFF7 EC00–0xFFF7 ECFF
0xFFF7 ED00–0xFFF7 EDFF
0xFFF7 F000–0xFFF7 F0FF
0xFFF7 F600–0xFFF7 F6FF
0xFFF7 F800–0xFFF7 F8FF
0xFFF7 FA00–0xFFF7 FAFF
0xFFF7 FD00–0xFFF7 FDFF
0xFFFF FD00–0xFFFF FDFF
0xFFFF FE00–0xFFFF FEFF
0xFFFF FF20–0xFFFF FF37
0xFFFF FF40–0xFFFF FF50
SIZE
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
256 bytes
23 bytes
16 bytes
MODULE
UART
12-BIT ADC
Loop 4 CLA filter
Loop 4 DPWM
Loop 3 CLA filter
Loop 3 DPWM
Loop 2 CLA filter
Loop 2 DPWM
Loop 1 CLA filter
Loop 1 DPWM
Misc. analog control
PMBus interface
SPI
GIO
Timer
MMC
DEC
CIM
PSA
COMMENT
Peripheral select[9]
Peripheral select[8]
Peripheral select[7]
Peripheral select[7]
Peripheral select[6]
Peripheral select[6]
Peripheral select[5]
Peripheral select[5]
Peripheral select[4]
Peripheral select[4]
Peripheral select[3]
Peripheral select[2]
Peripheral select[1]
Peripheral select[1]
Peripheral select[0]
SAR select[2]
SAR select[1]
SAR select[0]
SAR select[0]
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