add timestamp640, pulse_gen640

[thirono]

add 2 modules

[codecov]

Codecov Report

Merging #144 (07576f8) into master (af5e949) will increase coverage by 0.46%.
The diff coverage is 79.16%.

@@            Coverage Diff             @@
##           master     #144      +/-   ##
==========================================
+ Coverage   31.92%   32.39%   +0.46%     
==========================================
  Files          72       74       +2     
  Lines        4780     4828      +48     
==========================================
+ Hits         1526     1564      +38     
- Misses       3254     3264      +10     

Impacted Files	Coverage Δ
basil/HL/pulse_gen640.py	73.68% <73.68%> (ø)
basil/HL/timestamp640.py	100.00% <100.00%> (ø)

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[themperek]

There should be files like test_SimPulseGen640.v according to documentation?

[thirono]

pulse_gen640 cannot be simulated... it includes an interface from xilinx.

[themperek]

Now it is available: https://github.com/Xilinx/XilinxUnisimLibrary ?

[thirono]

XilinxUnisimLibrary requires SecureIP which is bundle with vivado