kopia lustrzana https://github.com/Jean-MarcHarvengt/MCUME
127 wiersze
2.8 KiB
C++
127 wiersze
2.8 KiB
C++
#include "pico.h"
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#include "pico/stdlib.h"
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extern "C" {
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#include "iopins.h"
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#include "emuapi.h"
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}
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#include <stdio.h>
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#include "psram_t.h"
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#ifdef USE_VGA
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#include "vga_t_dma.h"
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#else
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#include "tft_t_dma.h"
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#endif
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TFT_T_DMA tft;
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#define BLUE RGBVAL16(0, 0, 170)
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#define LIGHT_BLUE RGBVAL16(0, 136, 255)
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static int fb_width, fb_height;
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#include "hardware/clocks.h"
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#include "hardware/vreg.h"
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static const char * digits = "0123456789ABCDEF";
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static int hk = 0;
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void emu_Input(uint16_t bClick) {
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hk = emu_ReadI2CKeyboard();
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}
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bool repeating_timer_callback(struct repeating_timer *t) {
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uint16_t bClick = emu_DebounceLocalKeys();
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emu_Input(bClick);
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return true;
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}
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PSRAM_T psram = PSRAM_T(PSRAM_CS, PSRAM_MOSI, PSRAM_SCLK, PSRAM_MISO);
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extern void write_loram(int address, uint8_t val) {
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psram.pswrite(address,val);
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}
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extern uint8_t read_loram(int address) {
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return (psram.psread(address));
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}
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int main(void) {
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vreg_set_voltage(VREG_VOLTAGE_1_05);
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// set_sys_clock_khz(125000, true);
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// set_sys_clock_khz(150000, true);
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// set_sys_clock_khz(133000, true);
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// set_sys_clock_khz(200000, true);
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// set_sys_clock_khz(225000, true);
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set_sys_clock_khz(250000, true);
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stdio_init_all();
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printf("start\n");
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#ifdef USE_VGA
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// tft.begin(VGA_MODE_400x240);
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tft.begin(VGA_MODE_320x240);
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#else
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tft.begin();
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#endif
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psram.begin();
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emu_init();
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emu_start();
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tft.startDMA();
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struct repeating_timer timer;
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add_repeating_timer_ms(20, repeating_timer_callback, NULL, &timer);
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tft.fillScreenNoDma(LIGHT_BLUE);
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tft.get_frame_buffer_size(&fb_width, &fb_height);
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tft.drawRect((fb_width-320)/2,(fb_height-200)/2, 320,200, BLUE);
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char buf[4] = {32,32,32,0};
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uint sys_clk = clock_get_hz(clk_sys)/1000000;
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uint r1 = sys_clk/100;
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uint r = sys_clk - r1*100;
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uint r2 = r/10;
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r = sys_clk - r1*100 - r2*10;
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uint r3 = r;
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buf[0] = digits[r1];
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buf[1] = digits[r2];
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buf[2] = digits[r3];
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tft.drawText(0,0,buf,BLUE,LIGHT_BLUE,false);
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int addr = 0;
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while (true) {
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char buf[5] = {0,0,0,0,0};
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buf[0] = digits[(addr>>12)&0xf];
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buf[1] = digits[(addr>>8)&0xf];
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buf[2] = digits[(addr>>4)&0xf];
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buf[3] = digits[addr&0xf];
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buf[4] = 0;
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tft.drawText(8,64+0,buf,RGBVAL16(0x00,0x00,0x00),RGBVAL16(0xFF,0xFF,0xFF),false);
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for (int i=0; i<0x10; i++) {
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write_loram(addr,i);
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uint8_t val = 0xff;
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val = read_loram(addr);
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buf[0] = digits[(val>>4)&0xf];
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buf[1] = digits[val&0xf];
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buf[2] = 0;
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tft.drawText(8,64+16+i*8,buf,RGBVAL16(0x00,0x00,0x00),RGBVAL16(0xFF,0xFF,0xFF),false);
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addr += 1;
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addr &= 0x1fff;
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}
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sleep_ms(100);
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}
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}
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