| Name | Description | |
|---|---|---|
 | MaskUser0 | User callback ('0') This field is constant and read-only. |
| MaskUser1 | User callback ('1') This field is constant and read-only. |
| MaskUser2 | User callback ('2') This field is constant and read-only. |
| MaskUser3 | User callback ('3') This field is constant and read-only. |
| MaskUser4 | User callback ('4') This field is constant and read-only. |
| MaskUser5 | User callback ('5') This field is constant and read-only. |
| MaskUser6 | User callback ('6') This field is constant and read-only. |
| MaskUser7 | User callback ('7') This field is constant and read-only. |
| MaskUser8 | User callback ('8') This field is constant and read-only. |
| MaskUser9 | User callback ('9') This field is constant and read-only. |