MEGA128CAN Datasheet, PDF (348/413 Pages) ATMEL Corporation – Microcontroller WITH 128K BYTES OF ISP FLASH AND CAN CONTROLLER

Table 136. JTAG Programming Instruction (Continued)
Set (Continued) 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
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
6b. Load Data Low Byte⁽⁶⁾
6c. Write Fuse Extended Byte
6d. Poll for Fuse Write Complete
6e. Load Data Low Byte⁽⁷⁾
6f. Write Fuse High Byte
0100011_01000000
0010011_iiiiiiii
0111011_00000000
0111001_00000000
0111011_00000000
0111011_00000000
0110111_00000000
0010011_iiiiiiii
0110111_00000000
0110101_00000000
0110111_00000000
0110111_00000000
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
(3)
xxxxxxx_xxxxxxxx
(1)
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxox_xxxxxxxx
(2)
xxxxxxx_xxxxxxxx
(3)
xxxxxxx_xxxxxxxx
(1)
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
6g. Poll for Fuse Write Complete
6h. Load Data Low Byte⁽⁷⁾
6i. Write Fuse Low Byte
6j. Poll for Fuse Write Complete
0110111_00000000
0010011_iiiiiiii
0110011_00000000
0110001_00000000
0110011_00000000
0110011_00000000
0110011_00000000
xxxxxox_xxxxxxxx
(2)
xxxxxxx_xxxxxxxx
(3)
xxxxxxx_xxxxxxxx
(1)
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxox_xxxxxxxx
(2)
7a. Enter Lock Bit Write
7b. Load Data Byte⁽⁹⁾
7c. Write Lock Bits
7d. Poll for Lock Bit Write complete
0100011_00100000
0010011_11iiiiii
0110011_00000000
0110001_00000000
0110011_00000000
0110011_00000000
0110011_00000000
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
(4)
xxxxxxx_xxxxxxxx
(1)
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxox_xxxxxxxx
(2)
8a. Enter Fuse/Lock Bit Read
8b. Read Extended Fuse Byte⁽⁶⁾
8c. Read Fuse High Byte⁽⁷⁾
8d. Read Fuse Low Byte⁽⁸⁾
8e. Read Lock Bits⁽⁹⁾
0100011_00000100
0111010_00000000
0111011_00000000
0111110_00000000
0111111_00000000
0110010_00000000
0110011_00000000
0110110_00000000
0110111_00000000
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
(5)
xxxxxxx_xxoooooo
348 AT90CAN128
4250E–CAN–12/04