void cmd_reboot() {
if(sci_getport() == SCI_USB0) {
sci_puts("5秒後にリセットします。それまでの間にUSB仮想COMポートを閉じてください。 ");
buzz_ok();
timer_wait_ms(1000);
sci_puts("4 ");
buzz_ok();
timer_wait_ms(1000);
sci_puts("3 ");
buzz_ok();
timer_wait_ms(1000);
sci_puts("2 ");
buzz_ok();
timer_wait_ms(1000);
sci_puts("1 ");
buzz_ok();
timer_wait_ms(1000);
sci_puts("0 ");
}
buzz_ok();
#ifdef CPU_IS_RX62N
WDT.WRITE.WINB = 0x5a5f; // RSTCSR書き込み。オーバーフローでリセット発生あり
WDT.WRITE.WINA = 0xa5fc; // TCSR書き込み。WDT開始。5ms後にオーバーフロー
sci_puts("system reboot!\n");
#endif
#ifdef CPU_IS_RX63N
sci_puts("RX63N cannot reboot yet...\n");
#endif
}
void buzz_ng() {
int i;
for(i=0;i<100;i++)
{
gpio_write_port(PIN_BUZZ,1);
timer_wait_ms(4);
gpio_write_port(PIN_BUZZ,0);
timer_wait_ms(4);
}
}
void entry(void)
{
int8_t tag_angle;
/* set advertisment packet */
radio_advertise(&g_beacon_pkt, sizeof(g_beacon_pkt));
/* run advertisement in background every 995ms */
radio_interval_ms(995);
/* infinite foreground loop */
while(TRUE)
{
/* get tag angle from 3D accelerometer */
acc_magnitude(&tag_angle);
/* only tx while beacon is worn (facing forward +/-45 degree) */
radio_enable(abs(tag_angle)<45);
/* blink once every three seconds */
timer_wait_ms(3000);
pin_set(CONFIG_LED_PIN);
timer_wait_ms(1);
pin_clear(CONFIG_LED_PIN);
}
}
void loop()
{
analogWrite(PIN_LED0,ledbright(x));
analogWrite(PIN_LED1,ledbright(x + 64));
analogWrite(PIN_LED2,ledbright(x + 128));
analogWrite(PIN_LED3,ledbright(x + 192));
x++;
x = x & 255;
/*
int mtu0,mtu1;
mtu0 = MTU0.TCNT;
mtu1 = MTU1.TCNT;
Serial.print("MTU0=");
Serial.print(mtu0);
Serial.print(" MTU1=");
Serial.print(mtu1);
Serial.print("\n");
*/
if(Serial.available())
{
anyreceived = 1;
char c = Serial.read();
analogWrite(PIN_ARD0,x);
digitalWrite(PIN_LED0,c & 1);
digitalWrite(PIN_LED1,c & 2);
digitalWrite(PIN_LED2,c & 4);
digitalWrite(PIN_LED3,c & 8);
Serial.write(c);
}
else
{
timer_wait_ms(5);
}
}
/***********************************************************************
*
* Function: ddr_if_init
*
* Purpose: Sets up DDR interface and initial calibration
*
* Processing:
* See function.
*
* Parameters:
* cfg: Dynamic configuration value
*
* Outputs: None
*
* Returns: Nothing
*
* Notes: None
*
**********************************************************************/
static void ddr_if_init(UNS_32 cfg)
{
UNS_32 tmp, ringosccount;
int idx;
/* Use nominal rate for DDR clocking */
tmp = CLKPWR->clkpwr_hclk_div & ~(0x3 << 0x7);
CLKPWR->clkpwr_hclk_div = tmp | CLKPWR_HCLKDIV_DDRCLK_NORM;
/* Resync DDR clocks */
ddr_clock_resync(cfg);
/* Enable calibration logic with low calibration sensitivity and
a guessed first DQSIN delay value. This is just temporary and
is used for the next step. */
CLKPWR->clkpwr_sdramclk_ctrl |= CLKPWR_SDRCLK_USE_CAL |
CLKPWR_SDRCLK_SENS_FACT(7) | CLKPWR_SDRCLK_DQS_DLY(0xF);
/* Force calibration 10 times and save the average value */
ringosccount = 0;
for (idx = 0; idx < 10; idx++)
{
CLKPWR->clkpwr_sdramclk_ctrl |= CLKPWR_SDRCLK_DO_CAL;
CLKPWR->clkpwr_sdramclk_ctrl &= ~CLKPWR_SDRCLK_DO_CAL;
timer_wait_ms(TIMER_CNTR0, 25);
ringosccount += CLKPWR->clkpwr_ddr_lap_count;
}
/* use the average for the nominal ring oscillator value */
CLKPWR->clkpwr_ddr_lap_nom = ringosccount / 10;
/* Enable automatic RTC tick calibration, but keep calibration off
for now until uncalibrated DQS delay is found. */
CLKPWR->clkpwr_sdramclk_ctrl |= CLKPWR_SDRCLK_CAL_ON_RTC;
CLKPWR->clkpwr_sdramclk_ctrl &= ~CLKPWR_SDRCLK_USE_CAL;
/* Setup CAS and RAS latencies */
EMC->emcdynamicrascas0 =
EMC_SET_CAS_IN_HALF_CYCLES(SDRAM_CAS_LATENCY) |
EMC_SET_RAS_IN_CYCLES(SDRAM_RAS_LATENCY);
#ifdef USE_DUAL_SDRAM_DEVICES
EMC->emcdynamicrascas1 =
EMC_SET_CAS_IN_HALF_CYCLES(SDRAM_CAS_LATENCY) |
EMC_SET_RAS_IN_CYCLES(SDRAM_RAS_LATENCY);
#endif
/* Setup DDR read strategy */
EMC->emcdynamicreadconfig = (EMC_SDR_CLK_NODLY_CMD_DEL |
EMC_SDR_READCAP_POS_POL | EMC_DDR_CLK_NODLY_CMD_DEL);
/* Setup slew rates */
#ifdef SDRAM_USE_SLOW_SLEW
CLKPWR->clkpwr_sdramclk_ctrl |= (CLKPWR_SDRCLK_SLOWSLEW_CLK |
CLKPWR_SDRCLK_SLOWSLEW | CLKPWR_SDRCLK_SLOWSLEW_DAT);
#else
CLKPWR->clkpwr_sdramclk_ctrl &= ~(CLKPWR_SDRCLK_SLOWSLEW_CLK |
CLKPWR_SDRCLK_SLOWSLEW | CLKPWR_SDRCLK_SLOWSLEW_DAT);
#endif
}
void cmd_wait(char *arg)
{
printf("WAIT start ... ");
timer_wait_ms(atoi(arg));
printf("done\n");
}
