参数资料
型号: CHIPPROG-40
厂商: Phyton Inc
文件页数: 91/182页
文件大小: 0K
描述: PROGRAMMER STANDALONE 40-DIP
产品目录绘图: CHIPPROG-40
标准包装: 1
类型: 通用 - 独立
适用于相关产品: EEPROM,EPROM,FLASH,MCU,NVRAM
所含物品: 编程器,线缆,CD,电源适配器
产品目录页面: 598 (CN2011-ZH PDF)
相关产品: AE-TS56-16I-3-ND - ISP CABLEADAPTER 14-PIN HEADER
AE-TS48-16-ND - ISP CABLEADAPTER 16-PIN HEADER
AE-TS40W-2-ND - ADAPTER SOCKET 40-TSOP TO 40-DIP
AE-TS40N-2-ND - ADAPTER SOCKET 40-TSOP TO 40-DIP
AE-TS40N-ND - ADAPTER SOCKET 40-TSOP TO 40-DIP
AE-TS32N-ND - ADAPTER SOCKET 32-TSOP TO 32-DIP
AE-TS28-ND - ADAPTER SOCKET 28-TSOP TO 28-DIP
AE-T44-P16-ND - ADAPTER SOCKET 44-QFP TO 40-DIP
AE-T44-I51/505-ND - ADAPTER SOCKET 44-QFP TO 40-DIP
AE-SS56-16I-ND - ADAPTER SOCKET 56-SSOP TO 40-DIP
更多...
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Operating with Programmers
91
For example above:
the value 02h (or 00000010B) at the address 0 means that the blocks #0, 2, 3, 4, 5, 6, 7 are valid
while the block #1is invalid;
the value 01h (or 00000001B) at the address 1 means that all the blocks in the range #9 to #15 are
valid while the block #8 is invalid.
5.4.1.2
Marking invalid blocks
After the device final testing the device manufacturer' programming equipment fills the working memory
cells with the FFh value. Blocks that are considered to be invalid are marked by writing a non FFh
value (usually 00h) at a certain address in first page (page #0). This address in the NAND Flash Spare
Area is the device dependant; it is specified in the manufacturer data sheet.
Memory organization
8-bit array, page size - 512 Byte.
16-bit (word) array, page size - 512 Words.
8-bit array, page size - 2048 Byte.
16-bit (word) array, page size - 1024 Words
The marker address
in the Spare Area
5
0
0 or 5
0
Take in account that the device itself has no special protection against occasional erasing of the Spare
Area cells when you intentionally erase a whole memory array. However, these Spare Area cells may
store the bad blocks markers written ether by the chip manufacturer or by the chip user after
reprogramming. Being lost the bad block map cannot be restored unless you keep the invalid block
map as a file, etc. It is important to keep track of the invalid block map changes by storing the markers
before the memory erasing and restoring them after the chip erasing. The ChipProg programmers
automatically restore the invalid block map unless the Invalid Block Management is not the Do Not
Use .
The ChipProg creates the invalid block map into the buffer layer Invalid Block Map as a continues bit
array. Valid (good) blocks are represented by zeros (0), invalid (bad) - by ones (1). For example:
the value 02h at the address 0 means that the blocks #0, 2, 3, 4, 5, 6, 7 are valid while the block #1is
invalid;
the value 01h at the address 1 means that all the blocks in the range #9 to #15 are valid while the
? 2010 Phyton, Inc. Microsystems and Development Tools
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