suu pen
12-Channel LED Driver With Gray scale Adaptive Pulse Density Modulation Control IC maker MY-Semi
Diff: main.cpp
- Revision:
- 0:104d4c4514b8
- Child:
- 1:caa6335a5b06
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Oct 22 00:22:36 2017 +0000
@@ -0,0 +1,307 @@
+/**
+ * @section DESCRIPTION
+ * maker http://www.my-semi.com/content/products/product_mean.aspx?id=9
+ * shop http://akizukidenshi.com/catalog/g/gI-09678/
+ */
+
+/*
+MY9366
+http://www.my-semi.com/content/products/product_mean.aspx?id=28
+*/
+#define LIBMY9221
+
+#include "mbed.h"
+
+#ifdef LIBMY9221
+#include "MY9221.h"
+MY9221 MY9221(p5, p10, 1); // di, clk, number
+#else
+DigitalOut DCKI (p10); // clk
+DigitalOut DI(p5);
+
+//=========================
+// command data description
+//=========================
+// 0x0000にクリアした上で、下記の定義をorしていく
+
+// CMD[10] 0000 0x00 0000 0000 lout Tr/Tf select
+#define LOUT_SLOW_MODE (0x0000)
+#define LOUT_FAST_MODE (0x0400)
+
+// CMD[9:8] 0000 00xx 0000 0000 Gryascale resolution select
+#define GRAYSCALE_8BIT (0x0000)
+#define GRAYSCALE_12BIT (0x0100)
+#define GRAYSCALE_14BIT (0x0200)
+#define GRAYSCALE_16BIT (0x0300)
+
+// CMD[7:5] 0000 0000 xxx0 0000 Internal oscillator freq select
+#define ORIGINAL_FREQ1 (0x0000)
+#define ORIGINAL_FREQ2 (0x0020)
+#define ORIGINAL_FREQ4 (0x0040)
+#define ORIGINAL_FREQ8 (0x0060)
+#define ORIGINAL_FREQ16 (0x0080)
+#define ORIGINAL_FREQ64 (0x00a0)
+#define ORIGINAL_FREQ128 (0x00c0)
+#define ORIGINAL_FREQ256 (0x00e0)
+
+// CMD[4] 0000 0000 000x 0000 Output waveform select
+#define WAVE_MYPWM (0x0000) // Only Grayscale = 8bit
+#define WAVE_APDM (0x0010)
+
+// CMD[3] 0000 0000 0000 x000 Grayscale clock source select
+#define GCLOCK_INTERNAL (0x0000)
+#define GCLOCK_EXTERNAL (0x0008)
+
+// CMD[2] 0000 0000 0000 0x00 Output polarity select
+#define WORK_LED (0x0000)
+#define WORK_MYPWM (0x0004)
+
+// CMD[1] 0000 0000 0000 00x0 Counter reset select
+#define COUNTER_FREE (0x0000)
+#define COUNTER_RESET (0x0002)
+
+// CMD[0] 0000 0000 0000 000x One-shot select
+#define SHOT_REPEAT (0x0000)
+#define SHOT_SHOT (0x0001)
+
+// commandData_t D[]の配列番号
+// MY9221のOUTxの番号と配列番号をあわせるための定義
+#define OUT3 (0)
+#define OUT2 (1)
+#define OUT1 (2)
+#define OUT0 (3)
+
+//=========================
+// MY9221 command data 定義
+//=========================
+typedef struct {
+ uint16_t DA;
+ uint16_t DB;
+ uint16_t DC;
+} dataSet_t;
+
+typedef struct {
+ uint16_t CMD;
+ dataSet_t D[4]; // [0]:OUT3 [1]:OUT2 [2]:OUT1 [3]:OUT0
+} commandData_t;
+
+
+commandData_t MY9221_data[1] = {
+
+ 0x0000, // CMD
+
+ 0xffff, // DA3;
+ 0xffff, // DB3;
+ 0xffff, // DC3;
+
+ 0x00ff, // DA2;
+ 0x00ff, // DB2;
+ 0x00ff, // DC2;
+
+ 0x000f, // DA1;
+ 0x000f, // DB1;
+ 0x000f, // DC1;
+
+ 0x0000, // DA0;
+ 0x0000, // DB0;
+ 0x0000 // DC0;
+
+};
+
+/** send one word data
+ * @param uint16_t data : send data
+ * @param return none
+ */
+void sendWord(uint16_t data)
+{
+ uint16_t temp = data;
+ uint8_t count = 8;
+
+ __disable_irq(); // 禁止
+ DCKI = 0;
+ wait_us(1);
+
+ do {
+
+ DI = ((temp & 0x8000) == 0x8000) ? 1 : 0;
+ temp <<= 1;
+ wait_us(1);
+
+ DCKI = 1;
+ wait_us(1);
+
+ DI = ((temp & 0x8000) == 0x8000) ? 1 : 0;
+ temp <<= 1;
+ wait_us(1);
+
+ DCKI = 0;
+ wait_us(1);
+
+ } while(--count > 0);
+
+ DI = 0;
+ DCKI = 0;
+ __enable_irq(); // 許可
+
+}
+
+/** data latch & display
+ * @param none
+ * @param return none
+ */
+void latch(void)
+{
+ __disable_irq(); // 禁止
+
+ DCKI = 0;
+ wait_us(1);
+
+ DI = 1;
+ wait_us(1);
+ DI = 0;
+ wait_us(1);
+
+ DI = 1;
+ wait_us(1);
+ DI = 0;
+ wait_us(1);
+
+ DI = 1;
+ wait_us(1);
+ DI = 0;
+ wait_us(1);
+
+ DI = 1;
+ wait_us(1);
+ DI = 0;
+ wait_us(1);
+
+
+ DCKI = 0;
+ __enable_irq(); // 許可
+
+}
+
+/** send brock data
+ * @param commandData_t *data : MY9221 Data
+ * @param uint8_t number : connection number (min=1)
+ * @param none
+ */
+
+void sendBrock(commandData_t *data, uint8_t number)
+{
+ for(uint8_t i = 0; i < number; i++) {
+
+ sendWord((data + i)->CMD);
+
+ sendWord((data + i)->D[0].DA);
+ sendWord((data + i)->D[0].DB);
+ sendWord((data + i)->D[0].DC);
+
+ sendWord((data + i)->D[1].DA);
+ sendWord((data + i)->D[1].DB);
+ sendWord((data + i)->D[1].DC);
+
+ sendWord((data + i)->D[2].DA);
+ sendWord((data + i)->D[2].DB);
+ sendWord((data + i)->D[2].DC);
+
+ sendWord((data + i)->D[3].DA);
+ sendWord((data + i)->D[3].DB);
+ sendWord((data + i)->D[3].DC);
+ }
+
+ latch();
+}
+
+DigitalOut myled(LED1);
+#endif
+
+
+#ifndef LIBMY9221
+int main()
+{
+
+ uint16_t temp[12];
+
+MY9221_data[0].CMD = 0;
+
+ MY9221_data[0].CMD = LOUT_FAST_MODE
+ | GRAYSCALE_16BIT
+ | ORIGINAL_FREQ1
+ | WAVE_APDM
+ | GCLOCK_INTERNAL
+ | WORK_LED
+ | COUNTER_FREE
+ | SHOT_REPEAT;
+
+
+ for(uint8_t i=0; i < 12; i++){
+ temp[i] = i * 0x0100;
+ }
+
+ while(1) {
+
+ sendBrock(MY9221_data, 1);
+
+ for(uint8_t i=0; i < 12; i++){
+ temp[i] += 0x100;
+ if(temp[i] == 0){temp[i] = 1;}
+}
+ printf("%04x %04x %04x\r\n",MY9221_data[0].CMD, temp[0], temp[1]);
+
+ MY9221_data[0].D[OUT3].DA = temp[0];
+ MY9221_data[0].D[OUT3].DB = 0;//temp[1];
+ MY9221_data[0].D[OUT3].DC = 0;//temp[2];
+
+ MY9221_data[0].D[OUT2].DA = 0;//temp[3];
+ MY9221_data[0].D[OUT2].DB = temp[4];
+ MY9221_data[0].D[OUT2].DC = 0;//temp[5];
+
+ myled = 1;
+
+ MY9221_data[0].D[OUT1].DA = 0;//temp[6];
+ MY9221_data[0].D[OUT1].DB = 0;//temp[7];
+ MY9221_data[0].D[OUT1].DC = temp[8];
+
+ MY9221_data[0].D[OUT0].DA = temp[9];
+ MY9221_data[0].D[OUT0].DB = 0;//temp[10];
+ MY9221_data[0].D[OUT0].DC = temp[11];
+
+/*
+ tempA++;
+ tempB++;
+ tempC++;
+
+ MY9221_data[0].D[OUT3].DA = tempA;
+ MY9221_data[0].D[OUT3].DB = tempA;
+ MY9221_data[0].D[OUT3].DC = tempA;
+
+ MY9221_data[0].D[OUT2].DA = tempA;
+ MY9221_data[0].D[OUT2].DB = tempA;
+ MY9221_data[0].D[OUT2].DC = tempA;
+
+ myled = 1;
+
+ MY9221_data[0].D[OUT1].DA = tempA;
+ MY9221_data[0].D[OUT1].DB = tempA;
+ MY9221_data[0].D[OUT1].DC = tempA;
+
+ MY9221_data[0].D[OUT0].DA = tempA;
+ MY9221_data[0].D[OUT0].DB = tempA;
+ MY9221_data[0].D[OUT0].DC = tempA;
+*/
+// wait(0.1);
+ myled = 0;
+// wait(0.2);
+ }
+}
+#else
+int main()
+{
+ MY9221.initialTest();
+ while(1){
+ MY9221.test();
+ }
+}
+#endif