Rainbow-electronics ATtiny15L Manual de usuario descargar pdf (Pagina 58)

ATtiny15L

1187E–AVR–06/02

Note: 1. a = address high bits

b = address low bits

i =datain

o = data out

x = don’tcare

= Lock Bit1

= Lock Bit2

3 = CKSEL0 Fuse

4 = CKSEL1 Fuse

5 = RSTDSBL Fuse

6 = SPIEN Fuse

7 =BODENFuse

8 = BODLEVEL Fuse

The Lock bits can only be cleared by executing a Chip Erase.

Read Lock

Bits

PB0

PB1

PB2

0_0000_0100_00

0_0100_1100_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0111_1000_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0111_1100_00

x_xxxx_

xx_xx

Reading

= “0” means the

Lock bit is programmed

Read

Signature

Bytes

PB0

PB1

PB2

0_0000_1000_00

0_0100_1100_00

x_xxxx_xxxx_xx

0_0000_00bb_00

0_0000_1100_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0110_1000_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0110_1100_00

o_oooo_ooox_xx

Repeat Instr.2 - Instr.4 for

each signature byte address

Read

Calibration

Byte

PB0

PB1

PB2

0_0000_1000_00

0_0100_1100_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0000_1100_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0111_1000_00

x_xxxx_xxxx_xx

0_0000_0000_00

0_0111_1100_00

o_oooo_ooox_xx

Table 25. High-voltage Serial Programming Instruction Set for ATtiny15L

(1)

(Continued)

Instruction

Instruction Format

Operation RemarksInstr.1 Instr.2 Instr.3 Instr.4

1 2 ... 53 54 55 56 57 58 59 60 61 62 63 ... 82 83

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