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mameng

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【益登科技 Silicon Labs SLWSTK6021A开发板试用体验】JLINK调试

`    板子SLWSTK6021A开发板搭载JLINK,按照传统的JLINK应该有固件MCU才对,看了半天没找到,原来是在墨水瓶下方。
888.png 核心MCU:The EFR32BG22C112 Wireless Gecko family of SoCs is part of
the Wireless Gecko portfolio. EFR32BG22C112 Wireless Gecko SoCs are ideal for enabling energy-friendly Bluetooth 5.2 networking for IoT devices.The single-die solution combines a 38.4 MHz Cortex-M33, with a high performance 2.4GHz radio to provide an industry-leading, energy efficient wireless SoC for IoT connected applications.
•32位ARM®Cortex®-M33内核,38.4
MHz最大工作频率
•高达352 kB的闪存和32 kB的RAM
•低有源功率的高能效无线电核心
和睡眠电流
•集成PA,最高可达0 dBm(2.4 GHz)TX电源
•使用信任根和安全装载机(RTSL)



开发环境IDE  Simplicity Studio 5,更希望推出Keil或者IAR的SDK。
Silicon Labs(亦称“芯科科技”,NASDAQ: SLAB)日前发布Simplicity Studio 5,新版Simplicity Studio可以通过具有Web风格的集中式用户界面为各种无线协议提供一致的访问和开发体验。基于最新版本的Eclipse和C/C ++开发工具,增加了稳健性,提高了性能,并让您能够使用Eclipse Marketplace中的插件定制您的体验。

[media]https://v.youku.com/v_show/id_XNTE4NjY2MDI0MA==.html[/media]

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mameng

2021-7-27 22:07:51
PEM呼吸灯
uint8_t pwm_lut[] = {
  0, 1, 1, 1, 2, 2, 2, 2, 2, 2,
  2, 3, 3, 3, 3, 3, 4, 4, 4, 4,
  5, 5, 5, 5, 6, 6, 6, 7, 7, 7,
  8, 8, 8, 9, 9, 10, 10, 10, 11, 11,
  12, 12, 13, 13, 14, 15, 15, 16, 17, 17,
  18, 19, 19, 20, 21, 22, 23, 23, 24, 25,
  26, 27, 28, 29, 30, 31, 32, 34, 35, 36,
  37, 39, 40, 41, 43, 44, 46, 48, 49, 51,
  53, 54, 56, 58, 60, 62, 64, 66, 68, 71,
  73, 75, 78, 80, 83, 85, 88, 91, 94, 97,
  100,
};

void blink_pwm_init(void)
{
  // Enable PWM output
  sl_pwm_start(&sl_pwm_led0);
}

void blink_pwm_process_action(void)
{
  for (uint8_t i = 0; i < 100; i++) {
    sl_pwm_set_duty_cycle(&sl_pwm_led0, pwm_lut[i]);
    sl_sleeptimer_delay_millisecond(6);
    if (i == 0) {
      sl_sleeptimer_delay_millisecond(190);
    }
  }
  for (uint8_t i = 100; i > 0; i--) {
    sl_pwm_set_duty_cycle(&sl_pwm_led0, pwm_lut[i]);
    sl_sleeptimer_delay_millisecond(6);
    if (i == 100) {
      sl_sleeptimer_delay_millisecond(190);
    }
  }
}
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