Delta Tau GEO BRICK LV Reference Manual
Turbo PMAC/PMAC2 Software Reference
Turbo PMAC Memory and I/O Map
534
18
Negative End Limit (MLIMn) Input Value
19
User Flag (USERn) Input Value
20
FlagWn Input Value
21
FlagVn Input Value
22
FlagUn Input Value
23
FlagTn Input Value
IC# - Chan#
0-1
0-2
0-3
0-4
1-1
1-2
1-3
1-4
Board - Chan#
PMAC2-1
PMAC2-
2
PMAC2-3
PMAC2-4
PMAC2-5
PMAC2-6
PMAC2-
7
PMAC2-8
Address
$078001
$078009
$078011
$078019
$078101
$078109
$078111
$078119
IC# - Chan#
2-1
2-2
2-3
2-4
3-1
3-2
3-3
3-4
Board - Chan#
24P/V/E2
#1 - 1
24P/V/E2
#1 - 2
24P/V/E2
#1 - 3
24P/V/E2
#1 - 4
24P/V/E2
#1 - 5
24P/V/E2
#1 - 6
24P/V/E2
#1 - 7
24P/V/E2
#1 - 8
Address
$078201
$078209
$078211
$078219
$078301
$078309
$078311
$078319
IC# - Chan#
4-1
4-2
4-3
4-4
5-1
5-2
5-3
5-4
Board - Chan#
24P/V/E2
#2 - 1
24P/V/E2
#2 - 2
24P/V/E2
#2 - 3
24P/V/E2
#2 - 4
24P/V/E2
#2 - 5
24P/V/E2
#2 - 6
24P/V/E2
#2 - 7
24P/V/E2
#2 - 8
Address
$079201
$079209
$079211
$079219
$079301
$079309
$079311
$079319
IC# - Chan#
6-1
6-2
6-3
6-4
7-1
7-2
7-3
7-4
Board - Chan#
24P/V/E2
#3 - 1
24P/V/E2
#3 - 2
24P/V/E2
#3 - 3
24P/V/E2
#3 - 4
24P/V/E2
#3 - 5
24P/V/E2
#3 - 6
24P/V/E2
#3 - 7
24P/V/E2
#3 - 8
Address
$07A201
$07A209
$07A211
$07A219
$07A301
$07A309
$07A311
$07A319
IC# - Chan#
8-1
8-2
8-3
8-4
9-1
9-2
9-3
9-4
Board - Chan#
24P/V/E2
#4 - 1
24P/V/E2
#4 - 2
24P/V/E2
#4 - 3
24P/V/E2
#4 - 4
24P/V/E2
#4 - 5
24P/V/E2
#4 - 6
24P/V/E2
#4 - 7
24P/V/E2
#4 - 8
Address
$07B201
$07B209
$07B211
$07B219
$07B301
$07B309
$07B311
$07B319
Y:$07x0xx . Channel n Time since last encoder count (SCLK cycles)
Bits: 0-22: Timer (units of SCLK cycles)
23:
Change-of-direction flag
Alternate use if Channel Control Word bit 18 set to 1 (Rev “D” or newer IC only):
Channel n Timer-Based Fractional Count Data (unsigned)
Bits:
0-11
Compare “B” fractional count (bit 11 = ½-count; bit 10 = ¼-count; etc.)
12-23 Flag-captured fractional count (bit 23 = ½-count; bit 22 = ¼-count; etc.)
X:$07xx0x Channel n Encoder phase position (counts)