The list of SQIID ACBs

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ACBs

ACB # Front-Panel Pin Name Description Type Destination
0 1 CTC_L ADC Convert Start active-low strobe ADC
1 2 n/a n/a n/a n/a
2 3 n/a n/a n/a n/a
3 4 n/a n/a n/a n/a
4 5 XCLK_L clock a digital add on ADC active-low strobe ADC
5 6 n/a n/a n/a n/a
6 7 ADCRST_L ADC Reset active-low strobe ADC
7 8 n/a n/a n/a n/a
8 9 n/a n/a n/a n/a
9 10 n/a n/a n/a n/a
10 11 n/a n/a n/a n/a
11 12 n/a n/a n/a n/a
12 13 n/a n/a n/a n/a
13 14 n/a n/a n/a n/a
14 15 ACTV_L Clock to register BIASEN active-low strobe PRCD
15 16 RstLoopSync Scope Trigger active-low strobe front panel
16 17 Read1Sync Scope Trigger strobe front panel
17 18 Read2Sync Scope Trigger strobe front panel
18 19 PxlSync Scope Trigger strobe front panel
19 20 COADD Do one coadd strobe Coadd board
20 21 FRRST Coadd with 0 instead of buffer data (for a new frame) latched by ADDSUBEN Coadd board
21 22 ADDRCLR Reset buffer address strobe coadd board
22 23 ADDSUBEN clock enable for ADDSUB strobe (clock enable) ACB control
23 24 ADDSUB add=1, subtract=0 latched by ADDSUBEN coadd boad
24 25 MEN PA Mux Select clock enable strobe (clock enable) ACB control
25 26 M0 PA mux select bit latched by MEN H, J, K PAs
26 27 M1 PA mux select bit latched by MEN H, J, K PAs
27 28 DXFR Start Data Transfer strobe coadd
28 29 n/a n/a n/a n/a
29 30 FEN Fast SR clock enable strobe (clock enable) ACB control
30 31 F1 Fast SR Clock 1 Latched by FEN PRCD
31 32 F2 Fast SR Clock 2 Latched by FEN PRCD
32 33 FS Fast SR Clock Sync Latched by FEN PRCD
33 34 SEN Slow SR Clock enable strobe (clock enable) ACB control
34 35 S1 Slow SR Clock 1 Latched by SEN PRCD
35 36 S2 Slow SR clock 2 Latched by SEN PRCD
36 37 SOE Slow SR clock odd/even Latched by SEN PRCD
37 38 SS Slow SR clock sync Latched by SEN PRCD
38 39 CREN Clamp/Reset clock enable strobe (clock enable) ACB control
39 40 VRowOn Row Enable Latched by CREN PRCD
40 41 Clamp Clamp voltage Latched by CREN PRCD
41 42 RstR Row Reset Latched by CREN PRCD
42 43 RstG Global Reset Latched by CREN PRCD
43 44 DEN Row Disable clock enable strobe (clock enable) ACB control
44 45 DES1 Q1 Row Disable latched by DEN PRCD
45 46 n/a n/a n/a n/a
46 47 n/a n/a n/a n/a
47 48 n/a n/a n/a n/a
48 49 n/a n/a n/a n/a
49 50 n/a n/a n/a n/a
50 51 n/a n/a n/a n/a
51 52 ARRSELEN Array Select Clock Enable strobe (clock enable) ACB control
52 53 ARRAYHSEL Array H is selected latched by ARRSELEN ACB control
53 54 ARRAYJSEL Array J is selected latched by ARRSELEN ACB control
54 55 ARRAYKSEL Array K is selected latched by ARRSELEN ACB control
55 56 ARRAYLSEL Array L is selected latched by ARRSELEN ACB control

Note:

All strobes are one sequencer-clock-tick (50 ns) wide.

This document maintained by apeters@noao.edu. Last update: 18 March 1999