diff options
Diffstat (limited to 'source/hal/profiles/bare-metal/data_acquisition/data_acq.c')
-rw-r--r-- | source/hal/profiles/bare-metal/data_acquisition/data_acq.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/source/hal/profiles/bare-metal/data_acquisition/data_acq.c b/source/hal/profiles/bare-metal/data_acquisition/data_acq.c new file mode 100644 index 0000000..1e40b02 --- /dev/null +++ b/source/hal/profiles/bare-metal/data_acquisition/data_acq.c @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include "data_acq.h" + +#include "bsp.h" + +#include <assert.h> +#include <stdlib.h> +#include <string.h> + +/** + * @brief Get the user input from USART. + * @param[out] user_input String read from the UART block. + * @param[in] size String read length. + * @return 0 if successful, error code otherwise. + **/ +static int get_uart_user_input(char* user_input, int size) +{ + if (true != GetLine(user_input, size - 1)) { + printf_err("invalid input\n"); + return 1; + } + return 0; +} + +int data_acq_channel_init(data_acq_module* module) +{ + assert(module); + + /* UART should have been initialised with low level initialisation + * routines. */ + module->system_init = NULL; + + strncpy(module->system_name, "UART", sizeof(module->system_name)); + module->get_input = get_uart_user_input; + module->inited = 1; + + return !(module->inited); +} + +int data_acq_channel_release(data_acq_module* module) +{ + assert(module); + module->inited = 0; + module->get_input = NULL; + return 0; +} |