Cypress CY7C638xx Network Card User Manual


 
CY7C63310, CY7C638xx
Document 38-08035 Rev. *K Page 49 of 83
Figure 16-4. 16-Bit Free Running Counter Loading Timing Diagram
clk_sys
write
valid
addr
write data
FRT reload
ready
Clk Timer
12b Prog Timer
12b reload
interrupt
Capture timer
clk
16b free running
counter load
16b free
running counter
00A0 00A1 00A2 00A3 00A4 00A5 00A6 00A7 00A8 00A9 00AB 00AC 00AD 00AE 00AF 00B0 00B1 00B2 ACBE ACBF ACC0
16-bit free running counter loading timing
12-bit programmable timer load timing
Figure 16-5. Memory Mapped Registers Read/Write Timing Diagram
clk_sys
rd_wrn
Valid
Addr
rdata
wdata
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