Macintosh-HW/Warp-SE
1
0
Fork 0
mirror of https://github.com/garrettsworkshop/Warp-SE.git synced 2025-04-11 08:37:05 +00:00
Code Issues Projects Releases Wiki Activity

Shorten LTimer period

Browse Source
This commit is contained in:
Zane Kaminski 2024-11-04 19:20:36 -05:00
parent 262a79fe74
commit c4d28b3dee
1 changed files with 4 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
cpld/CNT.v
View File

@ -119,13 +119,12 @@ module CNT(
else MCKE <= !(QoSEN && !ASrf && !C8MFall && ClockGateEN);
end
/* Long timer counts from 0 to 4095.
* 4096 states == 57.516 ms */
reg [11:0] LTimer;
wire LTimerTC = LTimer[11:0]==12'hFFF;
/* Long timer counts from 0 to 15.
* 256 states == 3.595 ms */
reg [7:0] LTimer;
reg LTimerTick;
always @(posedge CLK) if (TimerTick) LTimer <= LTimer+1;
always @(posedge CLK) LTimerTick <= TimerTick && LTimerTC;
always @(posedge CLK) LTimerTick <= TimerTick && LTimer[7:0]==8'hFF;
/* C8M duty cycle check and power-on reset */
always @(posedge CLK) begin