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Si5351A/B/C
Preliminary Rev. 0.95 27
Reset value = 0000 0000
Register 2. Interrupt Status Mask
Bit D7 D6 D5 D4 D3D2D1D0
Name
SYS_INIT_MASK LOL_B_MASK LOL_A_MASK LOS_MASK
Type
R/W R/W R/W R/W R/W R/W R/W R/W
Bit Name Function
7 SYS_INIT_MASK System Initialization Status Mask.
Use this mask bit to prevent the INTR pin (Si5351C only) from going low when
SYS_INIT is asserted.
0: Do not mask the SYS_INIT interrupt.
1: Mask the SYS_INIT interrupt.
6 LOL_B_MASK PLLB Loss Of Lock Status Mask.
Use this mask bit to prevent the INTR pin (Si5351C only) from going low when LOL_B
is asserted.
0: Do not mask the LOL_B interrupt.
1: Mask the LOL_B interrupt.
5 LOL_A_MASK PLL A Loss Of Lock Status Mask.
Use this mask bit to prevent the INTR pin (Si5351C only) from going low when LOL_A
is asserted.
0: Do not mask the LOL_A interrupt.
1: Mask the LOL_A interrupt.
4 LOS_MASK CLKIN Loss Of Signal Mask (Si5351C Only).
Use this mask bit to prevent the INTR pin (Si5351C only) from going low when LOS is
asserted.
0: Do not mask the LOS interrupt.
1: Mask the LOS interrupt.
3:0 Reserved Leave as default.