xref: /aosp_15_r20/external/pigweed/pw_digital_io/digital_io.proto (revision 61c4878ac05f98d0ceed94b57d316916de578985) 
1// Copyright 2023 The Pigweed Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License"); you may not
4// use this file except in compliance with the License. You may obtain a copy of
5// the License at
6//
7//     https://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12// License for the specific language governing permissions and limitations under
13// the License.
14
15syntax = "proto3";
16
17package pw.digital_io;
18
19enum DigitalIoState {
20  INACTIVE = 0;
21  ACTIVE = 1;
22}
23
24message DigitalIoEnableRequest {
25  // Which line to select.
26  uint32 line_index = 1;
27  // Whether to enable or disable.
28  bool enable = 2;
29}
30
31message DigitalIoEnableResponse {}
32
33message DigitalIoSetStateRequest {
34  // Which line to select.
35  uint32 line_index = 1;
36  // Which state to set to.
37  DigitalIoState state = 2;
38}
39
40message DigitalIoSetStateResponse {}
41
42message DigitalIoGetStateRequest {
43  // Which line to select.
44  uint32 line_index = 1;
45}
46
47message DigitalIoGetStateResponse {
48  DigitalIoState state = 1;
49}
50
51service DigitalIo {
52  rpc Enable(DigitalIoEnableRequest) returns (DigitalIoEnableResponse) {}
53  rpc SetState(DigitalIoSetStateRequest) returns (DigitalIoSetStateResponse) {}
54  rpc GetState(DigitalIoGetStateRequest) returns (DigitalIoGetStateResponse) {}
55}
56