Datasheet

1021
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
• RXSYN: Rx Sync Interrupt Mask
0 = The Rx Sync Interrupt is disabled.
1 = The Rx Sync Interrupt is enabled.
44.9.17 SSC Write Protect Mode Register
Name: SSC_WPMR
Address: 0xF00100E4
Access: Read-write
Reset: See Table 44-5
• WPEN: Write Protect Enable
0 = Disables the Write Protect if WPKEY corresponds to 0x535343 (“SSC” in ASCII).
1 = Enables the Write Protect if WPKEY corresponds to 0x535343 (“SSC” in ASCII).
Protects the registers:
• “SSC Clock Mode Register” on page 1004
• “SSC Receive Clock Mode Register” on page 1005
• “SSC Receive Frame Mode Register” on page 1007
• “SSC Transmit Clock Mode Register” on page 1009
• “SSC Transmit Frame Mode Register” on page 1011
• “SSC Receive Compare 0 Register” on page 1015
• “SSC Receive Compare 1 Register” on page 1015
• WPKEY: Write Protect KEY
Should be written at value 0x535343 (“SSC” in ASCII). Writing any other value in this field aborts the write operation of the WPEN
bit. Always reads as 0.
31 30 29 28 27 26 25 24
WPKEY
23 22 21 20 19 18 17 16
WPKEY
15 14 13 12 11 10 9 8
WPKEY
76543210
———————WPEN