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AT90USB646 Datasheet(PDF) 393 Page - ATMEL Corporation |
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AT90USB646 Datasheet(HTML) 393 Page - ATMEL Corporation |
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393 / 434 page  393 7593A–AVR–02/06 AT90USB64/128 4g. Poll for Page Write Complete 0110011_00000000 xxxxx ox_xxxxxxxx (2) 5a. Enter EEPROM Read 0100011_00000011 xxxxxxx_xxxxxxxx 5b. Load Address High Byte 0000111_ aaaaaaaa xxxxxxx_xxxxxxxx (10) 5c. Load Address Low Byte 0000011_ bbbbbbbb xxxxxxx_xxxxxxxx 5d. Read Data Byte 0110011_ bbbbbbbb 0110010_00000000 0110011_00000000 xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_ oooooooo 6a. Enter Fuse Write 0100011_01000000 xxxxxxx_xxxxxxxx 6b. Load Data Low Byte(6) 0010011_ iiiiiiii xxxxxxx_xxxxxxxx (3) 6c. Write Fuse Extended Byte 0111011_00000000 0111001_00000000 0111011_00000000 0111011_00000000 xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx (1) 6d. Poll for Fuse Write Complete 0110111_00000000 xxxxx ox_xxxxxxxx (2) 6e. Load Data Low Byte (7) 0010011_ iiiiiiii xxxxxxx_xxxxxxxx (3) 6f. Write Fuse High Byte 0110111_00000000 0110101_00000000 0110111_00000000 0110111_00000000 xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx (1) 6g. Poll for Fuse Write Complete 0110111_00000000 xxxxx ox_xxxxxxxx (2) 6h. Load Data Low Byte (7) 0010011_ iiiiiiii xxxxxxx_xxxxxxxx (3) 6i. Write Fuse Low Byte 0110011_00000000 0110001_00000000 0110011_00000000 0110011_00000000 xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx (1) 6j. Poll for Fuse Write Complete 0110011_00000000 xxxxx ox_xxxxxxxx (2) 7a. Enter Lock Bit Write 0100011_00100000 xxxxxxx_xxxxxxxx 7b. Load Data Byte (9) 0010011_11 iiiiii xxxxxxx_xxxxxxxx (4) 7c. Write Lock Bits 0110011_00000000 0110001_00000000 0110011_00000000 0110011_00000000 xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx xxxxxxx_xxxxxxxx (1) 7d. Poll for Lock Bit Write complete 0110011_00000000 xxxxx ox_xxxxxxxx (2) 8a. Enter Fuse/Lock Bit Read 0100011_00000100 xxxxxxx_xxxxxxxx 8b. Read Extended Fuse Byte(6) 0111010_00000000 0111011_00000000 xxxxxxx_xxxxxxxx xxxxxxx_ oooooooo 8c. Read Fuse High Byte (7) 0111110_00000000 0111111_00000000 xxxxxxx_xxxxxxxx xxxxxxx_ oooooooo Table 29-17. JTAG Programming Instruction (Continued) Set (Continued) a = address high bits, b = address low bits, c = address extended bits, H = 0 - Low byte, 1 - High Byte, o = data out, i = data in, x = don’t care Instruction TDI Sequence TDO Sequence Notes |
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