SATO CL4NX Programming Reference Manual page 392

[Note]
By specifying the parameters related to data format code (df1:、df2:) and parameters related to ID block random code
(eid:), the IDm of Polling response and ID block value are updated as shown below.
Data format
code
D_ID
Block
Polling
Response
Copy the IDd of D_ID block (16 digits)
ID
Block
※If the data format code is not specified (df1: and df2: omitted), DFC is set to [0000].
※For FeliCa Lite-S, case 2 cannot be used according to the IC chip specification.
※The IDd copy process of D_ID block to ID block upper bit 16 digits is a feature available only when using FeliCa Lite.
FeliCa Lite-S is registered during the manufacturing stage of IC chip.
※If the ID block random code is omitted, [000000000000] will be set.
Case 1 (df1: specified or
df1: and df2: omitted)
IDd (16 digits)
PMm (16 digits)
IDm (16 digits)
PMm (16 digits)
ID (upper bit 16 digits)
ID (lower bit 16 digits)
Copy the IDd of D_ID block (12 digits)
DFC (4 digits)
384
Case 2 (df2: specified)
(Only when using FeliCa Lite)
IDm (16 digits)
PMm (16 digits)
ID (upper bit 16 digits)
Copy the IDd of D_ID
block (4 digits)
Fixed value [03FE] (4 digits)
ID (lower bit 16 digits)
ID (upper bit 16 digits)
Copy the IDd of D_ID block (16 digits)
ID (lower bit 16 digits)
Copy the IDd of D_ID block (12 digits)
DFC (4 digits)