psd813f1a STMicroelectronics, psd813f1a Datasheet - Page 26

• Manufacturer Part Number: psd813f1a
• Description: Flash In-system Programmable Isp Peripherals For 8-bit Mcus, 5 V
• Manufacturer: STMicroelectronics

PSD813F1A
Figure 8. Software Data Protection Disable Flowchart
26/111
Page Write
Instruction
tWC (Write Cycle time)
Unprotected State
WRITE AAh to
Address AAAh
WRITE AAh to
Address AAAh
WRITE 55h to
WRITE 80h to
WRITE 55h to
WRITE 20h to
Address 555h
Address 555h
Address 555h
Address 555h
after
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