ATMEGA32L-8AUR 参数 Datasheet PDF下载

型号：	ATMEGA32L-8AUR
PDF下载：	下载PDF文件查看货源
内容描述：	[RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 8MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44]
分类和应用：	闪存微控制器
文件页数/大小：	347 页 / 3171 K
品牌：	ATMEL [ ATMEL ]

ATmega32(L)

Table 116. JTAG Programming Instruction Set

a = address high bits, b = address low bits, H = 0 – Low byte, 1 – High Byte, o = data out, i = data in, x = don’t care

Instruction

TDI sequence

TDO sequence

Notes

1a. Chip erase

0100011_10000000

0110001_10000000

0110011_10000000

xxxxxxx_xxxxxxxx

1b. Poll for chip erase complete

2a. Enter Flash Write

0110011_10000000

0100011_00010000

0000111_aaaaaaaa

0000011_bbbbbbbb

0010011_iiiiiiii

xxxxxox_xxxxxxxx

xxxxxxx_xxxxxxxx

(2)

(9)

2b. Load Address High Byte

2c. Load Address Low Byte

2d. Load Data Low Byte

2e. Load Data High Byte

2f. Latch Data

0010111_iiiiiiii

0110111_00000000

1110111_00000000

0110111_00000000

xxxxxxx_xxxxxxxx

(1)

2g. Write Flash Page

0110111_00000000

0110101_00000000

0110111_00000000

xxxxxxx_xxxxxxxx

2h. Poll for Page Write complete

3a. Enter Flash Read

0110111_00000000

0100011_00000010

0000111_aaaaaaaa

0000011_bbbbbbbb

xxxxxox_xxxxxxxx

xxxxxxx_xxxxxxxx

(2)

(9)

3b. Load Address High Byte

3c. Load Address Low Byte

3d. Read Data Low and High Byte

0110010_00000000

0110110_00000000

0110111_00000000

xxxxxxx_xxxxxxxx

xxxxxxx_oooooooo

low byte

high byte

4a. Enter EEPROM Write

4b. Load Address High Byte

4c. Load Address Low Byte

4d. Load Data Byte

0100011_00010001

0000111_aaaaaaaa

0000011_bbbbbbbb

0010011_iiiiiiii

xxxxxxx_xxxxxxxx

(9)

4e. Latch Data

0110111_00000000

1110111_00000000

0110111_00000000

xxxxxxx_xxxxxxxx

(1)

4f. Write EEPROM Page

0110011_00000000

0110001_00000000

0110011_00000000

xxxxxxx_xxxxxxxx

4g. Poll for Page Write complete

5a. Enter EEPROM Read

0110011_00000000

0100011_00000011

0000111_aaaaaaaa

xxxxxox_xxxxxxxx

xxxxxxx_xxxxxxxx

(2)

(9)

5b. Load Address High Byte

279

2503J–AVR–10/06

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