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[参考译文] CC2541:CC2541:PWM 生成问题

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Other Parts Discussed in Thread: CC2541
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https://e2e.ti.com/support/wireless-connectivity/bluetooth-group/bluetooth/f/bluetooth-forum/874969/cc2541-cc2541-pwm-generation-problem

器件型号:CC2541

我使用 cc2541和 BLE Stack 1.5。  我在 PWM 生成模式下以1MHz 的频率启动计时器1。 借助无线电信道活动(广播或连接事件)、频率从1MHz 更改为32kHz。

代码:

// M-CLK = P10;TIM1-CH2;Alt.2 - 1.0MHz
PERCFG |=(1 << 6);//计时器1的 Alt.2位置
P1SEL |=(1 << 0);// P10 -外设功能
P1DIR |=(1 << 0);// P10方向=输出
P2SEL =(P2SEL 和 μ~(1<<4))|(0x01 <<3);//端口1外设优先级控制

T1CC2L = 0x0F;
T1CC2H = 0x00;
T1CC0L = 0x1F;
T1CC0H = 0x00;

T1CCTL2 |=(0x01 <<2);//比较模式
T1CCTL2 |=(0x03 <<3);//设置为向上、0清零
T1CCTL2 &=~(1 << 6);//禁用中断请求

T1CTL = 0x00;
T1CTL |=(0x00 <<2);//除数 1
T1CTL |= 0x02;//从0x0000到 T1CC0

谢谢