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Unibrain Fire-i 530/630/830 Operation Manual Page 25
3.9.1. Supported Trigger
Trigger
Edge Rising Edge or Falling Edge
Mode 0, 1, 2, 3, 4, 5, 14, 15
Source External or Software Trigger
Inquiry Register
Address Name Field Bit Description
530h TRIGGER_I
NQ
Presence_Inq
[0]
Presence of this feature
Abs_Control_Inq
[1]
Capability of control with absolute value
- [2..3] Reserved
ReadOut_Inq [4] Capability of reading the value of this feature
On/Off_Inq [5] Capability of switching this feature On and OFF
Polarity_Inq [6] Capability of changing polarity of trigger input
[7..15] Reserved
Trigger_Mode0_Inq [16] Presence of Trigger Mode0
Trigger_Mode1_Inq [17] Presence of Trigger Mode1
Trigger_Mode2_Inq [18] Presence of Trigger Mode2
Trigger_Mode3_Inq [19] Presence of Trigger Mode3
[20..31] Reserved
Status Control Register
Address Name Field Bit Description
830h TRIGGER_
MODE
Presence_Inq
0
Presence of this feature
0:N/A 1:Available
Abs_Control
[1]
Absolute value control
0: Control with value in the Value field
1: Control with value in the Absolute value CSR
If this bit = 1, value in the Value field is ignored.
- [2..5] Reserved
ON_OFF
[6]
Write: ON or OFF this feature
Read: read a status
0: OFF, 1: ON
If this bit=0, other fields will be read only.
Trigger_Polarity
[7]
If Polarity_Inq is “1”, Write to change polarity of
the trigger input Read to get polarity of trigger
input
If Polarity_Inq is “0”, Read only. (0: Low active
input, 1: High active input)
[8..11] Reserved
Trigger_Mode [12..15] Trigger mode.(Trigger_Mode_0-15)
[16..19] Reserved
Parameter [20..31] Parameter for trigger function, if required.