diff options
| -rw-r--r-- | stmhal/uart.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/stmhal/uart.c b/stmhal/uart.c index 84ea22fd58..68c9be864a 100644 --- a/stmhal/uart.c +++ b/stmhal/uart.c @@ -239,9 +239,9 @@ void uart_tx_strn_cooked(pyb_uart_obj_t *uart_obj, const char *str, uint len) { STATIC void pyb_uart_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) { pyb_uart_obj_t *self = self_in; if (!self->is_enabled) { - print(env, "UART(%lu)", self->uart_id); + print(env, "UART(%u)", self->uart_id); } else { - print(env, "UART(%lu, baudrate=%u, bits=%u, stop=%u", + print(env, "UART(%u, baudrate=%u, bits=%u, stop=%u", self->uart_id, self->uart.Init.BaudRate, self->uart.Init.WordLength == UART_WORDLENGTH_8B ? 8 : 9, self->uart.Init.StopBits == UART_STOPBITS_1 ? 1 : 2); @@ -255,7 +255,7 @@ STATIC void pyb_uart_print(void (*print)(void *env, const char *fmt, ...), void /// \method init(baudrate, *, bits=8, stop=1, parity=None) /// -/// Initialise the SPI bus with the given parameters: +/// Initialise the UART bus with the given parameters: /// /// - `baudrate` is the clock rate. /// - `bits` is the number of bits per byte, 8 or 9. @@ -323,6 +323,7 @@ STATIC mp_obj_t pyb_uart_make_new(mp_obj_t type_in, mp_uint_t n_args, mp_uint_t // create object pyb_uart_obj_t *o = m_new_obj(pyb_uart_obj_t); o->base.type = &pyb_uart_type; + o->is_enabled = false; // work out port o->uart_id = 0; @@ -494,7 +495,7 @@ mp_uint_t uart_ioctl(mp_obj_t self_in, mp_uint_t request, int *errcode, ...) { } } else { *errcode = EINVAL; - ret = -1; + ret = MP_STREAM_ERROR; } va_end(vargs); return ret; |