otp - OTP Operation Library#
Adapted Air780E/Air700E Air780EP Air601 Air101/Air103 Air105
Note
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Tip
This library has its own demo,click this link to view the demo example of otp
otp.read(zone, offset, len)#
Read specified OTP area Read data
Parameters
Incoming Value Type |
Explanation |
|---|---|
int |
Region, usually 0/1/2/3, related to specific hardware |
int |
Offset |
int |
Read length, in bytes, must be a multiple of 4 and cannot exceed 4096 bytes. |
Return Value
return value type |
explanation |
|---|---|
string |
Returns the string on success, otherwise nil |
Examples
local otpdata = otp.read(0, 0, 64)
if otpdata then
log.info("otp", otpdata:toHex())
end
otp.write(zone, data, offset)#
Writes data to the specified OTP area
Parameters
Incoming Value Type |
Explanation |
|---|---|
int |
Region, usually 0/1/2/3, related to specific hardware |
string |
Data, length must be a multiple of 4 |
int |
Offset |
Return Value
return value type |
explanation |
|---|---|
booL |
Returns true on success, otherwise false |
Examples
None
otp.erase(zone)#
Erase the specified OTP area
Parameters
Incoming Value Type |
Explanation |
|---|---|
int |
Region, usually 0/1/2/3, related to specific hardware |
Return Value
return value type |
explanation |
|---|---|
bool |
Returns true on success, otherwise false |
Examples
None
otp.lock(zone)#
Lock OTP area. Special attention!! Once locked, it cannot be unlocked and OTP becomes read-only.!!!
Parameters
None
Return Value
return value type |
explanation |
|---|---|
bool |
Returns true on success, otherwise false |
Examples
None