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nrf5/modules: Updating uart object to allow baudrate configuration.

This commit is contained in:
Glenn Ruben Bakke 2017-03-07 23:18:03 +01:00
parent 99f5ecdfad
commit f8d1ea80ae
1 changed files with 54 additions and 2 deletions
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56
nrf5/modules/machine/uart.c
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@ -170,7 +170,7 @@ STATIC mp_obj_t pyb_uart_init_helper(pyb_uart_obj_t *self, mp_uint_t n_args, con
// set the UART configuration values
memset(&self->uart, 0, sizeof(self->uart));
UART_InitTypeDef *init = &self->uart.init;
UART_InitTypeDef * init = &self->uart.init;
// baudrate
init->baud_rate = args[0].u_int;
@ -210,13 +210,65 @@ STATIC mp_obj_t pyb_uart_init_helper(pyb_uart_obj_t *self, mp_uint_t n_args, con
.flow_control = false,
#endif
.use_parity = false,
.baud_rate = HAL_UART_BAUD_115K2,
#if (BLUETOOTH_SD == 100)
.irq_priority = 3
#else
.irq_priority = 6
#endif
};
switch (init->baud_rate) {
case 1200:
uart_init.baud_rate = HAL_UART_BAUD_1K2;
break;
case 2400:
uart_init.baud_rate = HAL_UART_BAUD_2K4;
break;
case 4800:
uart_init.baud_rate = HAL_UART_BAUD_4K8;
break;
case 9600:
uart_init.baud_rate = HAL_UART_BAUD_9K6;
break;
case 14400:
uart_init.baud_rate = HAL_UART_BAUD_14K4;
break;
case 19200:
uart_init.baud_rate = HAL_UART_BAUD_19K2;
break;
case 28800:
uart_init.baud_rate = HAL_UART_BAUD_28K8;
break;
case 38400:
uart_init.baud_rate = HAL_UART_BAUD_38K4;
break;
case 57600:
uart_init.baud_rate = HAL_UART_BAUD_57K6;
break;
case 76800:
uart_init.baud_rate = HAL_UART_BAUD_76K8;
break;
case 115200:
uart_init.baud_rate = HAL_UART_BAUD_115K2;
break;
case 230400:
uart_init.baud_rate = HAL_UART_BAUD_230K4;
break;
case 250000:
uart_init.baud_rate = HAL_UART_BAUD_250K0;
break;
case 500000:
uart_init.baud_rate = HAL_UART_BAUD_500K0;
break;
case 1000000:
uart_init.baud_rate = HAL_UART_BAUD_1M0;
break;
default:
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError,
"UART baudrate not supported, %ul", init->baud_rate));
break;
}
uart_init.rx_pin = &MICROPY_HW_UART1_RX;
uart_init.tx_pin = &MICROPY_HW_UART1_TX;