fb: modularized
This commit is contained in:
71
src/main.c
71
src/main.c
@@ -3,10 +3,10 @@
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#include "leddrv.h"
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#include "button.h"
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#include "fb.h"
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#define FB_WIDTH (LED_COLS * 4)
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#define SCROLL_IRATIO (16)
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#define FB_NUM_SPARE (8)
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#define SCAN_F (2000)
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#define SCAN_T (FREQ_SYS / SCAN_F)
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@@ -23,8 +23,6 @@ enum MODES {
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};
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#define BRIGHTNESS_LEVELS (4)
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uint16_t fb[FB_NUM_SPARE][FB_WIDTH];
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uint8_t test_font[][11] = {
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0x00, 0xFE, 0x66, 0x62, 0x68, 0x78, 0x68, 0x60, 0x60, 0xF0, 0x00, // F
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0x00, 0x7C, 0xC6, 0xC6, 0xC6, 0xC6, 0xC6, 0xC6, 0xC6, 0x7C, 0x00, // O
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@@ -49,9 +47,7 @@ void draw2fb(uint16_t *fb, int c, int col)
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}
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}
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volatile int fb_sel, fb_num;
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volatile int mode, brightness;
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volatile uint64_t tick;
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__HIGH_CODE
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static void change_brightness()
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@@ -67,9 +63,28 @@ static void change_mode()
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}
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__HIGH_CODE
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static void change_fb()
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static void fb_transition()
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{
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NEXT_STATE(fb_sel, 0, fb_num);
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fblist_gonext();
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}
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void draw_testfb()
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{
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fb_t *curr_fb = fblist_currentfb();
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curr_fb->modes = LEFT;
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for (int i=0; i<8; i++) {
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draw2fb(curr_fb->buf, i, 8 * (i + 4));
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}
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fb_t *fb_next = fb_new(8*12);
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fblist_append(fb_next);
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fb_next->modes = LEFT;
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for (int i=4; i<12; i++) {
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draw2fb(fb_next->buf, i % 8, 8 * (i + 1));
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}
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}
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int main()
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@@ -77,36 +92,21 @@ int main()
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SetSysClock(CLK_SOURCE_PLL_60MHz);
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led_init();
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draw2fb(fb[0], 0, 8*(5-1));
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draw2fb(fb[0], 1, 8*(6-1));
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draw2fb(fb[0], 2, 8*(7-1));
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draw2fb(fb[0], 3, 8*(8-1));
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draw2fb(fb[0], 4, 8*(9-1));
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draw2fb(fb[0], 5, 8*(10-1));
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draw2fb(fb[0], 6, 8*(11-1));
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draw2fb(fb[0], 7, 8*(12-1));
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draw2fb(fb[1], 4, 8*5);
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draw2fb(fb[1], 5, 8*6);
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draw2fb(fb[1], 6, 8*7);
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draw2fb(fb[1], 7, 8*8);
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draw2fb(fb[1], 0, 8*9);
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draw2fb(fb[1], 1, 8*10);
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draw2fb(fb[1], 2, 8*11);
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draw2fb(fb[1], 3, 8*12);
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fb_num = 2;
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TMR0_TimerInit(SCAN_T / 2);
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TMR0_ITCfg(ENABLE, TMR0_3_IT_CYC_END);
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PFIC_EnableIRQ(TMR0_IRQn);
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fblist_init(FB_WIDTH);
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draw_testfb();
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btn_init();
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btn_onOnePress(KEY1, change_mode);
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btn_onOnePress(KEY2, change_fb);
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btn_onOnePress(KEY2, fb_transition);
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btn_onLongPress(KEY1, change_brightness);
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while (1) {
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int i = 0;
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uint32_t i = 0;
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while (isPressed(KEY2)) {
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i++;
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if (i>10) {
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@@ -121,16 +121,19 @@ __INTERRUPT
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__HIGH_CODE
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void TMR0_IRQHandler(void)
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{
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static int i, scroll;
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static int i;
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if (TMR0_GetITFlag(TMR0_3_IT_CYC_END)) {
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fb_t *fb = fblist_currentfb();
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i += 1;
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if (i >= LED_COLS) {
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i = 0;
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scroll++;
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if (scroll >= (FB_WIDTH-LED_COLS)*SCROLL_IRATIO) {
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scroll = 0;
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if ((fb->modes & 0x0f) == LEFT) {
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fb->scroll++;
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if (fb->scroll >= (fb->width-LED_COLS)*SCROLL_IRATIO) {
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fb->scroll = 0;
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}
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}
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}
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@@ -139,8 +142,8 @@ void TMR0_IRQHandler(void)
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leds_releaseall();
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} else {
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led_write2dcol(i/2,
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fb[fb_sel][i+scroll/SCROLL_IRATIO],
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fb[fb_sel][i+scroll/SCROLL_IRATIO+1]);
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fb->buf[i+ fb->scroll/SCROLL_IRATIO],
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fb->buf[i+ fb->scroll/SCROLL_IRATIO + 1]);
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}
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TMR0_ClearITFlag(TMR0_3_IT_CYC_END);
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