shylie/pico2-ice-projects
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shylie 2025-04-28 12:22:43 -04:00
parent 7912cc1e4a
commit 130548145d
3 changed files with 9 additions and 5 deletions
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1
cmake/FileEmbed.cmake
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@ -33,7 +33,6 @@ function(FileEmbedGenerate file generated_c)
set(output_filename "${base_filename}.c") set(output_filename "${base_filename}.c")
string(MAKE_C_IDENTIFIER ${base_filename} c_name) string(MAKE_C_IDENTIFIER ${base_filename} c_name)
file(READ ${file} content HEX) file(READ ${file} content HEX)
message(${content})
# Separate into individual bytes. # Separate into individual bytes.
string(REGEX MATCHALL "([A-Fa-f0-9][A-Fa-f0-9])" SEPARATED_HEX ${content}) string(REGEX MATCHALL "([A-Fa-f0-9][A-Fa-f0-9])" SEPARATED_HEX ${content})

7
dvi-dynamic/rtl/source/impl_1/top.sv
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@ -8,17 +8,22 @@ module top
); );
localparam N = 25; localparam N = 25;
localparam PIXEL_COUNT = 640 * 480;
reg [N:0] counter; reg [N:0] counter;
always_ff @(posedge clk) begin always_ff @(posedge clk) begin
if (counter < PIXEL_COUNT) begin
counter <= counter + 1; counter <= counter + 1;
end else begin
counter <= counter + 1;
end
end end
assign led_r = 1'b1; assign led_r = 1'b1;
assign led_g = counter[N]; assign led_g = counter[N];
assign led_b = 1'b1; assign led_b = 1'b1;
assign data = counter[N:N-8]; assign data = counter[7:0];
endmodule endmodule

4
dvi-dynamic/src/main.cpp
View File

@ -158,7 +158,7 @@ void __scratch_x("") dma_irq0_handler()
void dma_irq1_handler() void dma_irq1_handler()
{ {
uint ch_num = dma_fb_pong ? DMACH_FBPI : DMACH_FBPO; uint ch_num = dma_fb_pong ? DMACH_FBPO : DMACH_FBPI;
dma_channel_hw_t* ch = &dma_hw->ch[ch_num]; dma_channel_hw_t* ch = &dma_hw->ch[ch_num];
dma_hw->intr = 1u << ch_num; dma_hw->intr = 1u << ch_num;
dma_fb_pong = !dma_fb_pong; dma_fb_pong = !dma_fb_pong;
@ -171,7 +171,7 @@ void dma_irq1_handler()
int main(void) int main(void)
{ {
ice_fpga_init(FPGA_DATA, 48); ice_fpga_init(FPGA_DATA, 16);
ice_fpga_start(FPGA_DATA); ice_fpga_start(FPGA_DATA);
ice_cram_open(FPGA_DATA); ice_cram_open(FPGA_DATA);