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51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/*
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* This file is part of Cleanflight.
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*
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* Cleanflight is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Cleanflight is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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// Each MSP port requires state and a receive buffer, revisit this default if someone needs more than 2 MSP ports.
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#define MAX_MSP_PORT_COUNT 2
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typedef enum {
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IDLE,
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HEADER_START,
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HEADER_M,
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HEADER_ARROW,
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HEADER_SIZE,
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HEADER_CMD,
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COMMAND_RECEIVED
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} mspState_e;
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#define MSP_PORT_INBUF_SIZE 64
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struct serialPort_s;
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typedef struct mspPort_s {
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struct serialPort_s *port; // null when port unused.
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uint8_t offset;
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uint8_t dataSize;
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uint8_t checksum;
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uint8_t indRX;
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uint8_t inBuf[MSP_PORT_INBUF_SIZE];
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mspState_e c_state;
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uint8_t cmdMSP;
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} mspPort_t;
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struct serialConfig_s;
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void mspSerialInit(struct serialConfig_s *serialConfig);
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void mspSerialProcess(void);
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void mspSerialAllocatePorts(struct serialConfig_s *serialConfig);
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void mspSerialReleasePortIfAllocated(struct serialPort_s *serialPort);
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