diff options
| author | Glenn Ruben Bakke <glennbakke@gmail.com> | 2018-12-23 16:31:23 +0100 |
|---|---|---|
| committer | Glenn Ruben Bakke <glennbakke@gmail.com> | 2019-10-02 21:20:56 +0200 |
| commit | c561ae61a11afd22379bfd5f688cd4d8c9292ba7 (patch) | |
| tree | 1c9de01b91ca58761cda024e2f76f250bf0e622b | |
| parent | 02a8c31eef3778941da378b315033d6fde19c73c (diff) | |
nrf/uart: Add support for UARTE (EasyDMA).
| -rw-r--r-- | ports/nrf/modules/machine/uart.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/ports/nrf/modules/machine/uart.c b/ports/nrf/modules/machine/uart.c index b9c018fc8..5f7daa91e 100644 --- a/ports/nrf/modules/machine/uart.c +++ b/ports/nrf/modules/machine/uart.c @@ -44,7 +44,12 @@ #include "mpconfigboard.h" #include "nrf.h" #include "mphalport.h" + +#if NRFX_UART_ENABLED #include "nrfx_uart.h" +#else +#include "nrfx_uarte.h" +#endif #if MICROPY_PY_MACHINE_UART @@ -56,6 +61,40 @@ typedef struct _machine_hard_uart_buf_t { volatile ringbuf_t rx_ringbuf; } machine_hard_uart_buf_t; +#if NRFX_UARTE_ENABLED + +#define nrfx_uart_t nrfx_uarte_t +#define nrfx_uart_config_t nrfx_uarte_config_t + +#define nrfx_uart_rx nrfx_uarte_rx +#define nrfx_uart_tx nrfx_uarte_tx +#define nrfx_uart_tx_in_progress nrfx_uarte_tx_in_progress +#define nrfx_uart_init nrfx_uarte_init +#define nrfx_uart_event_t nrfx_uarte_event_t +#define NRFX_UART_INSTANCE NRFX_UARTE_INSTANCE + +#define NRF_UART_HWFC_ENABLED NRF_UARTE_HWFC_ENABLED +#define NRF_UART_HWFC_DISABLED NRF_UARTE_HWFC_DISABLED +#define NRF_UART_PARITY_EXCLUDED NRF_UARTE_PARITY_EXCLUDED +#define NRFX_UART_EVT_RX_DONE NRFX_UARTE_EVT_RX_DONE + +#define NRF_UART_BAUDRATE_1200 NRF_UARTE_BAUDRATE_1200 +#define NRF_UART_BAUDRATE_2400 NRF_UARTE_BAUDRATE_2400 +#define NRF_UART_BAUDRATE_4800 NRF_UARTE_BAUDRATE_4800 +#define NRF_UART_BAUDRATE_9600 NRF_UARTE_BAUDRATE_9600 +#define NRF_UART_BAUDRATE_14400 NRF_UARTE_BAUDRATE_14400 +#define NRF_UART_BAUDRATE_19200 NRF_UARTE_BAUDRATE_19200 +#define NRF_UART_BAUDRATE_28800 NRF_UARTE_BAUDRATE_28800 +#define NRF_UART_BAUDRATE_38400 NRF_UARTE_BAUDRATE_38400 +#define NRF_UART_BAUDRATE_57600 NRF_UARTE_BAUDRATE_57600 +#define NRF_UART_BAUDRATE_76800 NRF_UARTE_BAUDRATE_76800 +#define NRF_UART_BAUDRATE_115200 NRF_UARTE_BAUDRATE_115200 +#define NRF_UART_BAUDRATE_230400 NRF_UARTE_BAUDRATE_230400 +#define NRF_UART_BAUDRATE_250000 NRF_UARTE_BAUDRATE_250000 +#define NRF_UART_BAUDRATE_1000000 NRF_UARTE_BAUDRATE_1000000 + +#endif + typedef struct _machine_hard_uart_obj_t { mp_obj_base_t base; const nrfx_uart_t * p_uart; // Driver instance @@ -210,7 +249,10 @@ STATIC mp_obj_t machine_hard_uart_make_new(const mp_obj_type_t *type, size_t n_a // Enable event callback and start asynchronous receive nrfx_uart_init(self->p_uart, &config, uart_event_handler); nrfx_uart_rx(self->p_uart, &self->buf->rx_buf[0], 1); + +#if NRFX_UART_ENABLED nrfx_uart_rx_enable(self->p_uart); +#endif return MP_OBJ_FROM_PTR(self); } |