/esp32/includefiles/ Recent content in Include Files on Hugo -- gohugo.io Fri, 24 Mar 2023 16:15:27 -0700 /esp32/includefiles/self_display/ Fri, 24 Mar 2023 16:15:27 -0700 /esp32/includefiles/self_display/ self_display.h // ************************************************************* // Code and Variables for Controlling Display // ************************************************************* // 0 <= nx < 20 // 0 <= ny < 3 // ************************************************************* #include <U8g2lib.h> U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE); uint8_t selfCurs_nx, selfCurs_ny; uint8_t selfCurs_on; void selfSetup() { u8g2.begin(); u8g2.setDisplayRotation(U8G2_R0); u8g2.clearBuffer(); u8g2.setFont(u8g2_font_6x10_mf); u8g2.setFontRefHeightExtendedText(); u8g2.setDrawColor(1); u8g2.setFontPosTop(); u8g2.setFontDirection(0); u8g2.drawFrame(0,0, 128, 64); u8g2.sendBuffer(); selfCurs_on = 0; } void selfClrScrn() { u8g2.clearBuffer(); u8g2.drawFrame(0,0, 128, 64); selfCurs_on = 0; } void selfDraw() { u8g2. /esp32/includefiles/self_timers/ Fri, 24 Mar 2023 16:15:27 -0700 /esp32/includefiles/self_timers/ self_timers.h // ************************************************************* // Code for setting up ESP32 Timers // ************************************************************* // The base clock of timers is 80MHz --> 12.5ns // jjtimer0 will tic at 10us ( 10us = 800 * 12.5ns) // jjtimer1 will tic at 100ns (100ns = 8 * 12.5ns) // jjtimer0_intr will alarm every jjper0 tics (jjper0 = 100 for alarm rate of 1ms) // jjtimer1_intr will alarm every jjper1 tics (jjper1 = 10000000 / (jjsound_freq * 2)) // ************************************************************* hw_timer_t *jjtimer0; hw_timer_t *jjtimer1; int32_t jjper0; // jjtimer0 alarm setting int32_t jjper1; // jjtimer1 alarm setting int32_t jjtime_on; // sound pulse duration int32_t jjtime_tper; // sound pulse period bool jjsound_on; // sound pulse itself int32_t jjsound_freq; // sound pulse frequency int32_t jjcnt0; // sound pulse counter variable bool jjstate1; // jjtimer1 toggle state variable bool jjstate2; // jjtimer1 toggle state variable bool jjspk; uint8_t jjbdx; uint8_t jjbnum; void IRAM_ATTR jjtimer0_intr() { if (jjcnt0 == 0) { jjsound_on = true; jjbdx = (jjbdx + 1) % jjbnum; } else if (jjcnt0 == jjtime_on) { jjsound_on = false; } jjcnt0 = jjcnt0 + 1; if (jjcnt0 >= jjtime_tper) { jjcnt0 = 0; } } void IRAM_ATTR jjtimer1_intr() { if (jjsound_on) { jjstate1 = !