Lattice Semiconductor MachXO2 Programming And Configuration Usage Manual page 48

MachXO2 Programming and Configuration Usage Guide
5
Write
Security
Bit?
Yes
Transmit
Program SECURITY
(0xCE) or SECURITY
PLUS Command (0xCF)
Check
Flags?
Yes
Transmit Read Busy
Flag (0xF0) and Read
Status Register
Command (0x3C)
Yes
Busy?
No
Yes
Exit Fail?
No
Program
OTP Fuses?
Transmit Program
OTP Command (0xF9)
Transmit Read Busy
Flag (0xF0) or Read
Status Register
Command (0x3C)
Yes
Busy?
No
Verify
OTP Fuses?
Yes
Transmit Read
OTP Command (0xFA)
OTP
Fuses OK?
Yes
6
48
No
Delay
No
200 µs
No
No
Clean Up