From 70a29762b8b9b58b1b3d80da8c042aeddaeb9be9 Mon Sep 17 00:00:00 2001 From: CYFS <2805686936@qq.com> Date: Fri, 26 Jun 2026 10:40:41 +0800 Subject: [PATCH] [hpmicro][uart] Fix serial v2 putc return value --- bsp/hpmicro/libraries/drivers/drv_uart_v2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bsp/hpmicro/libraries/drivers/drv_uart_v2.c b/bsp/hpmicro/libraries/drivers/drv_uart_v2.c index 279236978a9..b4a4315aeb6 100644 --- a/bsp/hpmicro/libraries/drivers/drv_uart_v2.c +++ b/bsp/hpmicro/libraries/drivers/drv_uart_v2.c @@ -1107,7 +1107,7 @@ static int hpm_uart_putc(struct rt_serial_device *serial, char ch) struct hpm_uart *uart = (struct hpm_uart *)serial->parent.user_data; uart_send_byte(uart->uart_base, ch); uart_flush(uart->uart_base); - return ch; + return 1; } static int hpm_uart_getc(struct rt_serial_device *serial)