参数资料
型号: MSP430G2131IRSA16
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, RISC MICROCONTROLLER, PQCC16
封装: GREEN, PLASTIC, QFN-16
文件页数: 3/55页
文件大小: 1139K
代理商: MSP430G2131IRSA16
MSP430G2x31
MSP430G2x21
SLAS694H
– FEBRUARY 2010 – REVISED AUGUST 2011
Memory Organization
Table 8. Memory Organization
MSP430G2021
MSP430G2121
MSP430G2221
MSP430G2031
MSP430G2131
MSP430G2231
Memory
Size
512B
1kB
2kB
Main: interrupt vector
Flash
0xFFFF to 0xFFC0
Main: code memory
Flash
0xFFFF to 0xFE00
0xFFFF to 0xFC00
0xFFFF to 0xF800
Information memory
Size
256 Byte
Flash
010FFh to 01000h
RAM
Size
128B
027Fh to 0200h
Peripherals
16-bit
01FFh to 0100h
8-bit
0FFh to 010h
8-bit SFR
0Fh to 00h
Flash Memory
The flash memory can be programmed via the Spy-Bi-Wire/JTAG port or in-system by the CPU. The CPU can
perform single-byte and single-word writes to the flash memory. Features of the flash memory include:
Flash memory has n segments of main memory and four segments of information memory (A to D) of
64 bytes each. Each segment in main memory is 512 bytes in size.
Segments 0 to n may be erased in one step, or each segment may be individually erased.
Segments A to D can be erased individually or as a group with segments 0 to n. Segments A to D are also
called information memory.
Segment A contains calibration data. After reset segment A is protected against programming and erasing. It
can be unlocked but care should be taken not to erase this segment if the device-specific calibration data is
required.
Copyright
2010–2011, Texas Instruments Incorporated
11
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