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keypad working

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This commit is contained in:
Nicholas Orlowsky 2024-04-15 09:32:48 -05:00
parent 55adbcf90a
commit 4855bbc42d
Signed by: nickorlow
GPG key ID: 838827D8C4611687
10 changed files with 526 additions and 213 deletions
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201
yayacemu.cpp
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@ -10,9 +10,9 @@
#include <iostream>
#include <memory.h>
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define EMULATION_HZ 10000
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define EMULATION_HZ 50000
SDL_Window *window;
SDL_Renderer *renderer;
@ -42,71 +42,171 @@ void set_beep(const svBit beep) {
void draw_screen(const svLogicVecVal *vram) {
uint32_t *screen = (uint32_t *)malloc(SCREEN_WIDTH * SCREEN_HEIGHT * 32);
for (int i = 0; i < 1024; i++) {
uint8_t line_byte = (uint8_t) vram[i].aval;
for (int j = 0; j < 8; j++) {
uint8_t pixel_val = (line_byte >> (7-j)) & 1;
screen[(i*8) + j] = pixel_val == 1 ? 0xFFFFFFFF : 0x00000000;
}
uint8_t line_byte = (uint8_t)vram[i].aval;
for (int j = 0; j < 8; j++) {
uint8_t pixel_val = (line_byte >> (7 - j)) & 1;
screen[(i * 8) + j] = pixel_val == 1 ? 0xFFFFFFFF : 0x00000000;
}
}
SDL_UpdateTexture(texture, NULL, screen, sizeof(screen[0]) * SCREEN_WIDTH);
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, texture, NULL, NULL);
SDL_RenderPresent(renderer);
free(screen);
//std::cout << "INF_EMU: Drawing Frame" << '\n';
// std::cout << "INF_EMU: Drawing Frame" << '\n';
}
svBitVecVal get_key() {
// 1 2 3 A
// 4 5 6 B
// 7 8 9 C
// * 0 # D
//
int keys[16];
uint8_t get_key(uint8_t col) {
SDL_Event event;
uint8_t down = 0;
uint8_t res = 0xFF;
// col 1000 - r1
while (SDL_PollEvent(&event)) {
uint8_t down = 0;
switch (event.type) {
case SDL_KEYDOWN:
down = 128;
down = 1;
case SDL_KEYUP:
switch (event.key.keysym.sym) {
case SDLK_0:
return down | (uint8_t)0;
case SDLK_1:
return down | (uint8_t)1;
case SDLK_2:
return down | (uint8_t)2;
case SDLK_3:
return down | (uint8_t)3;
case SDLK_4:
return down | (uint8_t)4;
case SDLK_5:
return down | (uint8_t)5;
case SDLK_6:
return down | (uint8_t)6;
case SDLK_7:
return down | (uint8_t)7;
case SDLK_8:
return down | (uint8_t)8;
case SDLK_9:
return down | (uint8_t)9;
case SDLK_a:
return down | (uint8_t)10;
case SDLK_b:
return down | (uint8_t)11;
case SDLK_c:
return down | (uint8_t)12;
case SDLK_d:
return down | (uint8_t)13;
case SDLK_e:
return down | (uint8_t)14;
case SDLK_f:
return down | (uint8_t)15;
default:
return 255;
}
default:
return 255;
case SDLK_1:
keys[1] = down;
break;
case SDLK_2:
keys[2] = down;
break;
case SDLK_3:
keys[3] = down;
break;
case SDLK_a:
keys[10] = down;
break;
case SDLK_4:
keys[4] = down;
break;
case SDLK_5:
keys[5] = down;
break;
case SDLK_6:
keys[6] = down;
break;
case SDLK_7:
keys[7] = down;
break;
case SDLK_b:
keys[11] = down;
break;
case SDLK_8:
keys[8] = down;
break;
case SDLK_9:
keys[9] = down;
break;
case SDLK_c:
keys[12] = down;
break;
case SDLK_0:
keys[0] = down;
break;
case SDLK_e:
keys[14] = down;
break;
case SDLK_f:
keys[15] = down;
break;
case SDLK_d:
keys[13] = down;
break;
}
}
}
return 255;
if (keys[0] == 1) {
if (col == 0b1110)
res = res & 0b0111;
}
if (keys[1] == 1) {
if (col == 0b1101)
res = res & 0b1110;
}
if (keys[2] == 1) {
if (col == 0b1110)
res = res & 0b1110;
}
if (keys[3] == 1) {
if (col == 0b1011)
res = res & 0b1110;
}
if (keys[4] == 1) {
if (col == 0b1101)
res = res & 0b1101;
}
if (keys[5] == 1) {
if (col == 0b1110)
res = res & 0b1101;
}
if (keys[6] == 1) {
if (col == 0b1011)
res = res & 0b1101;
}
if (keys[7] == 1) {
if (col == 0b1101)
res = res & 0b1011;
}
if (keys[8] == 1) {
if (col == 0b1110)
res = res & 0b1011;
}
if (keys[9] == 1) {
if (col == 0b1011)
res = res & 0b1011;
}
if (keys[10] == 1) {
if (col == 0b1101)
res = res & 0b0111;
}
if (keys[11] == 1) {
if (col == 0b1011)
res = res & 0b0111;
}
if (keys[12] == 1) {
if (col == 0b0111)
res = res & 0b1110;
}
if (keys[13] == 1) {
if (col == 0b0111)
res = res & 0b1101;
}
if (keys[14] == 1) {
if (col == 0b0111)
res = res & 0b1011;
}
if (keys[15] == 1) {
if (col == 0b0111)
res = res & 0b0111;
}
//if (res != 0)
// printf("%04b %04b\n", res, col);
return res;
}
int main(int argc, char **argv) {
@ -118,6 +218,7 @@ int main(int argc, char **argv) {
dut->rst_in = 0;
dut->fpga_clk = 1;
while (true) {
dut->row = get_key(dut->col);
dut->fpga_clk ^= 1;
dut->eval();