Datasheet

105
ATtiny4/5/9/10 [DATASHEET]
8127F–AVR–02/2013
14.7.3 TPISR – Tiny Programming Interface Status Register
• Bits 7:2, 0 – Res: Reserved Bits
These bits are reserved and will always read zero.
• Bit 1 – NVMEN: Non-Volatile Memory Programming Enabled
NVM programming is enabled when this bit is set. The external programmer can poll this bit to verify the interface
has been successfully enabled.
NVM programming is disabled by writing this bit to zero.
Bit 76543210
CSS: 0x00
– – – – – – NVMEN – TPIPCR
Read/WriteRRRRRRR/WR
Initial Value00000000