AT91SAM9G45B-CU Datasheet, PDF (1110/1185 Pages) ATMEL Corporation – AT91SAM ARM-based Embedded MPU

45.12.36 LCD Write Protect Status Register
Register Name:
LCD_WPSR
Address:
0x005008E8
Access Type:
Read-only
31
30
29
28
27
26
25
24
—
—
—
—
—
—
—
—
23
22
21
20
19
18
17
16
WPVSRC
15
14
13
12
11
10
9
8
WPVSRC
7
6
5
4
3
2
1
0
—
—
—
—
—
—
—
WPVS
• WPVS: Write Protect Enable
0 = No Write Protect Violation has occurred since the last read of the LCD_WPSR register.
1 = A Write Protect Violation occurred since the last read of the LCD_WPSR register. If this violation is an unauthorized
attempt to write a protected register, the associated violation is reported into field WPVSRC.
• WPVSRC: Write Protect Violation Source
When WPVS is active, this field indicates the write-protected register (through address offset or code) in which a write
access has been attempted.
Note: Reading LCD_WPSR automatically clears all fields
SAM9G45 [DATASHEET] 1110
6438K–ATARM–12-Feb-13