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-rw-r--r--stmhal/spi.c230
1 files changed, 152 insertions, 78 deletions
diff --git a/stmhal/spi.c b/stmhal/spi.c
index 9e48bc899e..352c594c9e 100644
--- a/stmhal/spi.c
+++ b/stmhal/spi.c
@@ -11,9 +11,12 @@
#include "runtime.h"
#include "pin.h"
#include "genhdr/pins.h"
+#include "bufhelper.h"
#include "spi.h"
+#if MICROPY_HW_ENABLE_SPI1
SPI_HandleTypeDef SPIHandle1 = {.Instance = NULL};
+#endif
SPI_HandleTypeDef SPIHandle2 = {.Instance = NULL};
#if MICROPY_HW_ENABLE_SPI3
SPI_HandleTypeDef SPIHandle3 = {.Instance = NULL};
@@ -21,8 +24,10 @@ SPI_HandleTypeDef SPIHandle3 = {.Instance = NULL};
void spi_init0(void) {
// reset the SPI handles
+#if MICROPY_HW_ENABLE_SPI1
memset(&SPIHandle1, 0, sizeof(SPI_HandleTypeDef));
SPIHandle1.Instance = SPI1;
+#endif
memset(&SPIHandle2, 0, sizeof(SPI_HandleTypeDef));
SPIHandle2.Instance = SPI2;
#if MICROPY_HW_ENABLE_SPI3
@@ -37,16 +42,21 @@ void spi_init(SPI_HandleTypeDef *spi) {
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
- GPIO_InitStructure.Pull = GPIO_PULLUP; // ST examples use PULLUP
+ GPIO_InitStructure.Pull = spi->Init.CLKPolarity == SPI_POLARITY_LOW ? GPIO_PULLDOWN : GPIO_PULLUP;
const pin_obj_t *pins[4];
- if (spi->Instance == SPI1) {
+ if (0) {
+#if MICROPY_HW_ENABLE_SPI1
+ } else if (spi->Instance == SPI1) {
// X-skin: X5=PA4=SPI1_NSS, X6=PA5=SPI1_SCK, X7=PA6=SPI1_MISO, X8=PA7=SPI1_MOSI
pins[0] = &pin_A4;
pins[1] = &pin_A5;
pins[2] = &pin_A6;
pins[3] = &pin_A7;
GPIO_InitStructure.Alternate = GPIO_AF5_SPI1;
+ // enable the SPI clock
+ __SPI1_CLK_ENABLE();
+#endif
} else if (spi->Instance == SPI2) {
// Y-skin: Y5=PB12=SPI2_NSS, Y6=PB13=SPI2_SCK, Y7=PB14=SPI2_MISO, Y8=PB15=SPI2_MOSI
pins[0] = &pin_B12;
@@ -54,6 +64,8 @@ void spi_init(SPI_HandleTypeDef *spi) {
pins[2] = &pin_B14;
pins[3] = &pin_B15;
GPIO_InitStructure.Alternate = GPIO_AF5_SPI2;
+ // enable the SPI clock
+ __SPI2_CLK_ENABLE();
#if MICROPY_HW_ENABLE_SPI3
} else if (spi->Instance == SPI3) {
pins[0] = &pin_A4;
@@ -61,10 +73,11 @@ void spi_init(SPI_HandleTypeDef *spi) {
pins[2] = &pin_B4;
pins[3] = &pin_B5;
GPIO_InitStructure.Alternate = GPIO_AF6_SPI3;
+ // enable the SPI clock
+ __SPI3_CLK_ENABLE();
#endif
} else {
- // SPI does not exist for this board
- printf("HardwareError: invalid SPI\n");
+ // SPI does not exist for this board (shouldn't get here, should be checked by caller)
return;
}
@@ -73,18 +86,7 @@ void spi_init(SPI_HandleTypeDef *spi) {
HAL_GPIO_Init(pins[i]->gpio, &GPIO_InitStructure);
}
- // enable the SPI clock
- if (spi->Instance == SPI1) {
- __SPI1_CLK_ENABLE();
- } else if (spi->Instance == SPI2) {
- __SPI2_CLK_ENABLE();
-#if MICROPY_HW_ENABLE_SPI3
- } else {
- __SPI3_CLK_ENABLE();
-#endif
- }
-
- // init the I2C device
+ // init the SPI device
if (HAL_SPI_Init(spi) != HAL_OK) {
// init error
// TODO should raise an exception, but this function is not necessarily going to be
@@ -96,12 +98,21 @@ void spi_init(SPI_HandleTypeDef *spi) {
void spi_deinit(SPI_HandleTypeDef *spi) {
HAL_SPI_DeInit(spi);
- if (spi->Instance == SPI1) {
+ if (0) {
+#if MICROPY_HW_ENABLE_SPI1
+ } else if (spi->Instance == SPI1) {
+ __SPI1_FORCE_RESET();
+ __SPI1_RELEASE_RESET();
__SPI1_CLK_DISABLE();
+#endif
} else if (spi->Instance == SPI2) {
+ __SPI2_FORCE_RESET();
+ __SPI2_RELEASE_RESET();
__SPI2_CLK_DISABLE();
#if MICROPY_HW_ENABLE_SPI3
- } else {
+ } else if (spi->Instance == SPI3) {
+ __SPI3_FORCE_RESET();
+ __SPI3_RELEASE_RESET();
__SPI3_CLK_DISABLE();
#endif
}
@@ -110,14 +121,25 @@ void spi_deinit(SPI_HandleTypeDef *spi) {
/******************************************************************************/
/* Micro Python bindings */
-#define PYB_SPI_NUM (2)
-
typedef struct _pyb_spi_obj_t {
mp_obj_base_t base;
SPI_HandleTypeDef *spi;
} pyb_spi_obj_t;
-STATIC const pyb_spi_obj_t pyb_spi_obj[PYB_SPI_NUM] = {{{&pyb_spi_type}, &SPIHandle1}, {{&pyb_spi_type}, &SPIHandle2}};
+STATIC const pyb_spi_obj_t pyb_spi_obj[] = {
+#if MICROPY_HW_ENABLE_SPI1
+ {{&pyb_spi_type}, &SPIHandle1},
+#else
+ {{&pyb_spi_type}, NULL},
+#endif
+ {{&pyb_spi_type}, &SPIHandle2},
+#if MICROPY_HW_ENABLE_SPI3
+ {{&pyb_spi_type}, &SPIHandle3},
+#else
+ {{&pyb_spi_type}, NULL},
+#endif
+};
+#define PYB_NUM_SPI (sizeof(pyb_spi_obj) / sizeof(pyb_spi_obj[0]))
STATIC void pyb_spi_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
pyb_spi_obj_t *self = self_in;
@@ -141,29 +163,34 @@ STATIC void pyb_spi_print(void (*print)(void *env, const char *fmt, ...), void *
spi_clock = HAL_RCC_GetPCLK1Freq();
}
uint baudrate = spi_clock >> ((self->spi->Init.BaudRatePrescaler >> 3) + 1);
- print(env, "SPI(%u, SPI.MASTER, clock=%u, baudrate=%u)", spi_num, spi_clock, baudrate);
+ print(env, "SPI(%u, SPI.MASTER, baudrate=%u", spi_num, baudrate);
} else {
- print(env, "SPI(%u, SPI.SLAVE)", spi_num);
+ print(env, "SPI(%u, SPI.SLAVE", spi_num);
+ }
+ print(env, ", polarity=%u, phase=%u, bits=%u", self->spi->Init.CLKPolarity == SPI_POLARITY_LOW ? 0 : 1, self->spi->Init.CLKPhase == SPI_PHASE_1EDGE ? 1 : 2, self->spi->Init.DataSize == SPI_DATASIZE_8BIT ? 8 : 16);
+ if (self->spi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLED) {
+ print(env, ", crc=0x%x", self->spi->Init.CRCPolynomial);
}
+ print(env, ")");
}
}
STATIC const mp_arg_parse_t pyb_spi_init_accepted_args[] = {
{ MP_QSTR_mode, MP_ARG_PARSE_REQUIRED | MP_ARG_PARSE_INT, {.u_int = 0} },
- { MP_QSTR_baudrate, MP_ARG_PARSE_INT, {.u_int = 328125} },
- { MP_QSTR_clkpol, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = SPI_POLARITY_LOW} },
- { MP_QSTR_clkphase, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = SPI_PHASE_1EDGE} },
+ { MP_QSTR_baudrate, MP_ARG_PARSE_INT, {.u_int = 328125} },
+ { MP_QSTR_polarity, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 1} },
+ { MP_QSTR_phase, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 1} },
{ MP_QSTR_dir, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = SPI_DIRECTION_2LINES} },
- { MP_QSTR_size, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 8} },
+ { MP_QSTR_bits, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 8} },
{ MP_QSTR_nss, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = SPI_NSS_SOFT} },
{ MP_QSTR_firstbit, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = SPI_FIRSTBIT_MSB} },
{ MP_QSTR_ti, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_BOOL, {.u_bool = false} },
- { MP_QSTR_crcpoly, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_OBJ, {.u_obj = mp_const_none} },
+ { MP_QSTR_crc, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_OBJ, {.u_obj = mp_const_none} },
};
#define PYB_SPI_INIT_NUM_ARGS (sizeof(pyb_spi_init_accepted_args) / sizeof(pyb_spi_init_accepted_args[0]))
STATIC mp_obj_t pyb_spi_init_helper(const pyb_spi_obj_t *self, uint n_args, const mp_obj_t *args, mp_map_t *kw_args) {
- // parse keyword args
+ // parse args
mp_arg_parse_val_t vals[PYB_SPI_INIT_NUM_ARGS];
mp_arg_parse_all(n_args, args, kw_args, PYB_SPI_INIT_NUM_ARGS, pyb_spi_init_accepted_args, vals);
@@ -191,8 +218,8 @@ STATIC mp_obj_t pyb_spi_init_helper(const pyb_spi_obj_t *self, uint n_args, cons
else if (br_prescale <= 128) { init->BaudRatePrescaler = SPI_BAUDRATEPRESCALER_128; }
else { init->BaudRatePrescaler = SPI_BAUDRATEPRESCALER_256; }
- init->CLKPolarity = vals[2].u_int;
- init->CLKPhase = vals[3].u_int;
+ init->CLKPolarity = vals[2].u_int == 0 ? SPI_POLARITY_LOW : SPI_POLARITY_HIGH;
+ init->CLKPhase = vals[3].u_int == 1 ? SPI_PHASE_1EDGE : SPI_PHASE_2EDGE;
init->Direction = vals[4].u_int;
init->DataSize = (vals[5].u_int == 16) ? SPI_DATASIZE_16BIT : SPI_DATASIZE_8BIT;
init->NSS = vals[6].u_int;
@@ -220,7 +247,7 @@ STATIC mp_obj_t pyb_spi_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const
machine_int_t spi_id = mp_obj_get_int(args[0]) - 1;
// check SPI number
- if (!(0 <= spi_id && spi_id < PYB_SPI_NUM)) {
+ if (!(0 <= spi_id && spi_id < PYB_NUM_SPI && pyb_spi_obj[spi_id].spi != NULL)) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_ValueError, "SPI bus %d does not exist", spi_id + 1));
}
@@ -249,24 +276,28 @@ STATIC mp_obj_t pyb_spi_deinit(mp_obj_t self_in) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_spi_deinit_obj, pyb_spi_deinit);
-STATIC mp_obj_t pyb_spi_send(mp_obj_t self_in, mp_obj_t data_in) {
+STATIC const mp_arg_parse_t pyb_spi_send_accepted_args[] = {
+ { MP_QSTR_send, MP_ARG_PARSE_REQUIRED | MP_ARG_PARSE_OBJ, {.u_obj = MP_OBJ_NULL} },
+ { MP_QSTR_timeout, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 5000} },
+};
+#define PYB_SPI_SEND_NUM_ARGS (sizeof(pyb_spi_send_accepted_args) / sizeof(pyb_spi_send_accepted_args[0]))
+
+STATIC mp_obj_t pyb_spi_send(uint n_args, const mp_obj_t *args, mp_map_t *kw_args) {
// TODO assumes transmission size is 8-bits wide
- // TODO accept timeout as keyword argument
- pyb_spi_obj_t *self = self_in;
+ pyb_spi_obj_t *self = args[0];
- uint8_t data[1];
+ // parse args
+ mp_arg_parse_val_t vals[PYB_SPI_SEND_NUM_ARGS];
+ mp_arg_parse_all(n_args - 1, args + 1, kw_args, PYB_SPI_SEND_NUM_ARGS, pyb_spi_send_accepted_args, vals);
+
+ // get the buffer to send from
mp_buffer_info_t bufinfo;
- if (MP_OBJ_IS_INT(data_in)) {
- data[0] = mp_obj_get_int(data_in);
- bufinfo.buf = data;
- bufinfo.len = 1;
- bufinfo.typecode = 'B';
- } else {
- mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
- }
+ uint8_t data[1];
+ pyb_buf_get_for_send(vals[0].u_obj, &bufinfo, data);
- HAL_StatusTypeDef status = HAL_SPI_Transmit(self->spi, bufinfo.buf, bufinfo.len, 1000);
+ // send the data
+ HAL_StatusTypeDef status = HAL_SPI_Transmit(self->spi, bufinfo.buf, bufinfo.len, vals[1].u_int);
if (status != HAL_OK) {
// TODO really need a HardwareError object, or something
@@ -275,57 +306,104 @@ STATIC mp_obj_t pyb_spi_send(mp_obj_t self_in, mp_obj_t data_in) {
return mp_const_none;
}
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(pyb_spi_send_obj, pyb_spi_send);
+STATIC MP_DEFINE_CONST_FUN_OBJ_KW(pyb_spi_send_obj, 1, pyb_spi_send);
+
+STATIC const mp_arg_parse_t pyb_spi_recv_accepted_args[] = {
+ { MP_QSTR_recv, MP_ARG_PARSE_REQUIRED | MP_ARG_PARSE_OBJ, {.u_obj = MP_OBJ_NULL} },
+ { MP_QSTR_timeout, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 5000} },
+};
+#define PYB_SPI_RECV_NUM_ARGS (sizeof(pyb_spi_recv_accepted_args) / sizeof(pyb_spi_recv_accepted_args[0]))
-STATIC mp_obj_t pyb_spi_recv(mp_obj_t self_in, mp_obj_t n_in) {
+STATIC mp_obj_t pyb_spi_recv(uint n_args, const mp_obj_t *args, mp_map_t *kw_args) {
// TODO assumes transmission size is 8-bits wide
- // TODO accept timeout as keyword argument
- pyb_spi_obj_t *self = self_in;
- machine_uint_t n = mp_obj_get_int(n_in);
+ pyb_spi_obj_t *self = args[0];
+
+ // parse args
+ mp_arg_parse_val_t vals[PYB_SPI_RECV_NUM_ARGS];
+ mp_arg_parse_all(n_args - 1, args + 1, kw_args, PYB_SPI_RECV_NUM_ARGS, pyb_spi_recv_accepted_args, vals);
+
+ // get the buffer to receive into
+ mp_buffer_info_t bufinfo;
+ mp_obj_t o_ret = pyb_buf_get_for_recv(vals[0].u_obj, &bufinfo);
- byte *data;
- mp_obj_t o = mp_obj_str_builder_start(&mp_type_bytes, n, &data);
- HAL_StatusTypeDef status = HAL_SPI_Receive(self->spi, data, n, 1000);
+ // receive the data
+ HAL_StatusTypeDef status = HAL_SPI_Receive(self->spi, bufinfo.buf, bufinfo.len, vals[1].u_int);
if (status != HAL_OK) {
// TODO really need a HardwareError object, or something
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_Exception, "HAL_SPI_Receive failed with code %d", status));
}
- return mp_obj_str_builder_end(o);
+ // return the received data
+ if (o_ret == MP_OBJ_NULL) {
+ return vals[0].u_obj;
+ } else {
+ return mp_obj_str_builder_end(o_ret);
+ }
}
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(pyb_spi_recv_obj, pyb_spi_recv);
+STATIC MP_DEFINE_CONST_FUN_OBJ_KW(pyb_spi_recv_obj, 1, pyb_spi_recv);
-STATIC mp_obj_t pyb_spi_send_recv(mp_obj_t self_in, mp_obj_t data_in) {
+STATIC const mp_arg_parse_t pyb_spi_send_recv_accepted_args[] = {
+ { MP_QSTR_send, MP_ARG_PARSE_REQUIRED | MP_ARG_PARSE_OBJ, {.u_obj = MP_OBJ_NULL} },
+ { MP_QSTR_recv, MP_ARG_PARSE_OBJ, {.u_obj = MP_OBJ_NULL} },
+ { MP_QSTR_timeout, MP_ARG_PARSE_KW_ONLY | MP_ARG_PARSE_INT, {.u_int = 5000} },
+};
+#define PYB_SPI_SEND_RECV_NUM_ARGS (sizeof(pyb_spi_send_recv_accepted_args) / sizeof(pyb_spi_send_recv_accepted_args[0]))
+
+STATIC mp_obj_t pyb_spi_send_recv(uint n_args, const mp_obj_t *args, mp_map_t *kw_args) {
// TODO assumes transmission size is 8-bits wide
- // TODO accept timeout as keyword argument
- pyb_spi_obj_t *self = self_in;
+ pyb_spi_obj_t *self = args[0];
+ // parse args
+ mp_arg_parse_val_t vals[PYB_SPI_SEND_RECV_NUM_ARGS];
+ mp_arg_parse_all(n_args - 1, args + 1, kw_args, PYB_SPI_SEND_RECV_NUM_ARGS, pyb_spi_send_recv_accepted_args, vals);
+
+ // get buffers to send from/receive to
+ mp_buffer_info_t bufinfo_send;
uint8_t data_send[1];
- mp_buffer_info_t bufinfo;
- if (MP_OBJ_IS_INT(data_in)) {
- data_send[0] = mp_obj_get_int(data_in);
- bufinfo.buf = data_send;
- bufinfo.len = 1;
- bufinfo.typecode = 'B';
+ mp_buffer_info_t bufinfo_recv;
+ mp_obj_t o_ret;
+
+ if (vals[0].u_obj == vals[1].u_obj) {
+ // same object for send and receive, it must be a r/w buffer
+ mp_get_buffer_raise(vals[0].u_obj, &bufinfo_send, MP_BUFFER_RW);
+ bufinfo_recv = bufinfo_send;
+ o_ret = MP_OBJ_NULL;
} else {
- mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
+ // get the buffer to send from
+ pyb_buf_get_for_send(vals[0].u_obj, &bufinfo_send, data_send);
+
+ // get the buffer to receive into
+ if (vals[1].u_obj == MP_OBJ_NULL) {
+ // only send argument given, so create a fresh buffer of the send length
+ bufinfo_recv.len = bufinfo_send.len;
+ bufinfo_recv.typecode = 'B';
+ o_ret = mp_obj_str_builder_start(&mp_type_bytes, bufinfo_recv.len, (byte**)&bufinfo_recv.buf);
+ } else {
+ // recv argument given
+ mp_get_buffer_raise(vals[1].u_obj, &bufinfo_recv, MP_BUFFER_WRITE);
+ o_ret = MP_OBJ_NULL;
+ }
}
- byte *data_recv;
- mp_obj_t o = mp_obj_str_builder_start(&mp_type_bytes, bufinfo.len, &data_recv);
- HAL_StatusTypeDef status = HAL_SPI_TransmitReceive(self->spi, bufinfo.buf, data_recv, bufinfo.len, 1000);
+ // send and receive the data
+ HAL_StatusTypeDef status = HAL_SPI_TransmitReceive(self->spi, bufinfo_send.buf, bufinfo_recv.buf, bufinfo_send.len, vals[2].u_int);
if (status != HAL_OK) {
// TODO really need a HardwareError object, or something
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_Exception, "HAL_SPI_TransmitReceive failed with code %d", status));
}
- return mp_obj_str_builder_end(o);
+ // return the received data
+ if (o_ret == MP_OBJ_NULL) {
+ return vals[1].u_obj;
+ } else {
+ return mp_obj_str_builder_end(o_ret);
+ }
}
-STATIC MP_DEFINE_CONST_FUN_OBJ_2(pyb_spi_send_recv_obj, pyb_spi_send_recv);
+STATIC MP_DEFINE_CONST_FUN_OBJ_KW(pyb_spi_send_recv_obj, 1, pyb_spi_send_recv);
STATIC const mp_map_elem_t pyb_spi_locals_dict_table[] = {
// instance methods
@@ -336,21 +414,17 @@ STATIC const mp_map_elem_t pyb_spi_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_send_recv), (mp_obj_t)&pyb_spi_send_recv_obj },
// class constants
- { MP_OBJ_NEW_QSTR(MP_QSTR_MASTER), MP_OBJ_NEW_SMALL_INT(SPI_MODE_MASTER) },
- { MP_OBJ_NEW_QSTR(MP_QSTR_SLAVE), MP_OBJ_NEW_SMALL_INT(SPI_MODE_SLAVE) },
+ { MP_OBJ_NEW_QSTR(MP_QSTR_MASTER), MP_OBJ_NEW_SMALL_INT(SPI_MODE_MASTER) },
+ { MP_OBJ_NEW_QSTR(MP_QSTR_SLAVE), MP_OBJ_NEW_SMALL_INT(SPI_MODE_SLAVE) },
+ { MP_OBJ_NEW_QSTR(MP_QSTR_MSB), MP_OBJ_NEW_SMALL_INT(SPI_FIRSTBIT_MSB) },
+ { MP_OBJ_NEW_QSTR(MP_QSTR_LSB), MP_OBJ_NEW_SMALL_INT(SPI_FIRSTBIT_LSB) },
/* TODO
{ MP_OBJ_NEW_QSTR(MP_QSTR_DIRECTION_2LINES ((uint32_t)0x00000000)
{ MP_OBJ_NEW_QSTR(MP_QSTR_DIRECTION_2LINES_RXONLY SPI_CR1_RXONLY
{ MP_OBJ_NEW_QSTR(MP_QSTR_DIRECTION_1LINE SPI_CR1_BIDIMODE
- { MP_OBJ_NEW_QSTR(MP_QSTR_POLARITY_LOW ((uint32_t)0x00000000)
- { MP_OBJ_NEW_QSTR(MP_QSTR_POLARITY_HIGH SPI_CR1_CPOL
- { MP_OBJ_NEW_QSTR(MP_QSTR_PHASE_1EDGE ((uint32_t)0x00000000)
- { MP_OBJ_NEW_QSTR(MP_QSTR_PHASE_2EDGE SPI_CR1_CPHA
{ MP_OBJ_NEW_QSTR(MP_QSTR_NSS_SOFT SPI_CR1_SSM
{ MP_OBJ_NEW_QSTR(MP_QSTR_NSS_HARD_INPUT ((uint32_t)0x00000000)
{ MP_OBJ_NEW_QSTR(MP_QSTR_NSS_HARD_OUTPUT ((uint32_t)0x00040000)
- { MP_OBJ_NEW_QSTR(MP_QSTR_FIRSTBIT_MSB ((uint32_t)0x00000000)
- { MP_OBJ_NEW_QSTR(MP_QSTR_FIRSTBIT_LSB SPI_CR1_LSBFIRST
*/
};
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-30 01:21:41 +0000