Si1141/42/43
Table 10. PS1 Channel Interrupt Resources
IRQ_ENABLE[2] IRQ_MODE1[5:4]
PS1_IE PS1_IM[1:0]
Description
0
1
1
1
0
0
0
1
0
0
1
1
No PS1 Interrupts
PS1_INT set after every PS1 sample
PS1_INT set whenever PS1 threshold (PS1_TH) is crossed
PS1_INT set whenever PS1 sample is above PS1 threshold (PS1_TH)
Note: There is hysteresis applied (PS_HYST) and history checking (PS_HISTORY). PS_HYST is encoded in 8-bit
compressed format. In the Si114x, PS1_TH is also encoded in compressed format.
Table 11. PS2 Channel Interrupt Resources
IRQ_ENABLE[3] IRQ_MODE1[7:6]
PS2_IE PS2_IM[1:0]
Description
0
1
1
1
0
0
0
1
0
0
1
1
No PS2 Interrupts
PS2_INT set after every PS2 sample
PS2_INT set whenever PS2 threshold (PS2_TH) is crossed
PS2_INT set when PS2 sample is above PS2 threshold (PS2_TH)
Note: There is hysteresis applied (PS_HYST) and history checking (PS_HISTORY). PS_HYST is encoded in 8-bit
compressed format. In the Si114x, PS2_TH is also encoded in compressed format.
Table 12. PS3 Channel Interrupt Resources
IRQ_ENABLE[4] IRQ_MODE2[1:0]
PS3_IE PS3_IM[1:0]
Description
0
1
1
1
0
0
0
1
0
0
1
1
No PS3 Interrupts
PS3_INT set after every PS3 sample
PS3_INT set whenever PS3 threshold (PS3_TH) is crossed
PS3_INT set whenever PS3 sample is above PS3 threshold (PS3_TH)
Note: There is hysteresis applied (PS_HYST) and history checking (PS_HISTORY). PS_HYST is encoded in 8-bit
compressed format. In the Si114x, PS3_TH is also encoded in compressed format.
Rev. 1.3
25
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