HCTL-2032 Datasheet, PDF (9/20 Pages) Agilent(Hewlett-Packard) – Quadrature Decoder/Counter Interface ICs

CLK
U/DX
U/DY
t UDDX / t UDDY
CNTDECX
CNTCASX
CNTDECY
CNTCASY
Figure 5: Decoder, Cascade Output Timing
t CHXD /
t CHYD
t UDXS / t UDYS
t UDXH / t UDYH
t CLXD /
t CLYD
t UDXH / t UDYH
CLK
t XNYS
XNY
t DXNYD
D0-D7
D0-D7 (1st-Axis)
D0-D7 (2nd-Axis)
Figure 6: Output Data from 1^st-axis and 2^nd-axis
t XNYDV
CLK
CHA
CHB
D0-D7 H'FFFFFFFD
CNTDEC
CNTCAS
H'FFFFFFFE
H'FFFFFFFF
H'00000000
H'00000001
H'00000002
H'00000003
Figure 7: Quadrature decoder for 1^st-axis / 2^nd-axis (4x count mode)
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