[参考译文] CC1352P：CC1352P1 &amp；UART2写入帧错误

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Other Parts Discussed in Thread: SYSCONFIG

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https://e2e.ti.com/support/wireless-connectivity/sub-1-ghz-group/sub-1-ghz/f/sub-1-ghz-forum/1337961/cc1352p-cc1352p1-uart2-write-frame-error

器件型号：CC1352P
主题中讨论的其他器件：SysConfig

我只是尝试使用 CC1352P1 LP 测试 UART 写入、我已经连接了一个逻辑分析仪以确保我发送的是正确的、似乎收到了帧错误。我仅尝试使用 uartecho 示例代码 SDK 7.10.02.23发送 ASCII 字符"A"。下面是 SysConfig、代码和逻辑分析仪捕获的屏幕截图。导致数据错误的原因是

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/*
 *  ======== uart2echo.c ========
 */
#include <stdint.h>
#include <stddef.h>

/* Driver Header files */
#include <ti/drivers/GPIO.h>
#include <ti/drivers/UART2.h>

/* Driver configuration */
#include "ti_drivers_config.h"

/*
 *  ======== mainThread ========
 */
void *mainThread(void *arg0)
{
    char input;
    const char echoPrompt[] = "B\r\n";
    UART2_Handle uart;
    UART2_Params uartParams;
    size_t bytesRead;
    size_t bytesWritten = 0;
    uint32_t status     = UART2_STATUS_SUCCESS;

    /* Call driver init functions */
    GPIO_init();

    /* Configure the LED pin */
    GPIO_setConfig(CONFIG_GPIO_LED_0, GPIO_CFG_OUT_STD | GPIO_CFG_OUT_LOW);

    /* Create a UART where the default read and write mode is BLOCKING */
    UART2_Params_init(&uartParams);
    uartParams.baudRate = 115200;
    uartParams.parityType = UART2_Parity_NONE;
    uartParams.stopBits = UART2_StopBits_1;
    uartParams.dataLength = UART2_DataLen_8;


    uart = UART2_open(CONFIG_UART2_1, &uartParams);

    if (uart == NULL)
    {
        /* UART2_open() failed */
        while (1) {}
    }

    /* Turn on user LED to indicate successful initialization */
    GPIO_write(CONFIG_GPIO_LED_0, CONFIG_GPIO_LED_ON);

    UART2_write(uart, echoPrompt, sizeof(echoPrompt), &bytesWritten);

    return 0;
}