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94 lines
2.2 KiB
94 lines
2.2 KiB
//
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// Created by MightyPork on 2017/11/25.
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//
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#include "unit_base.h"
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#include "unit_din.h"
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#define DIN_INTERNAL
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#include "_din_internal.h"
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// ------------------------------------------------------------------------
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enum PinCmd_ {
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CMD_READ = 0,
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CMD_ARM_SINGLE = 1,
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CMD_ARM_AUTO = 2,
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CMD_DISARM = 3,
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};
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/** Handle a request message */
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static error_t DIn_handleRequest(Unit *unit, TF_ID frame_id, uint8_t command, PayloadParser *pp)
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{
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uint16_t pins = 0;
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switch (command) {
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case CMD_READ:;
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TRY(UU_DIn_Read(unit, &pins));
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PayloadBuilder pb = pb_start((uint8_t*)unit_tmp512, UNIT_TMP_LEN, NULL);
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pb_u16(&pb, pins); // packed input pins
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com_respond_buf(frame_id, MSG_SUCCESS, (uint8_t *) unit_tmp512, pb_length(&pb));
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return E_SUCCESS;
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case CMD_ARM_SINGLE:;
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pins = pp_u16(pp);
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if (!pp->ok) return E_MALFORMED_COMMAND;
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TRY(UU_DIn_Arm(unit, pins, 0));
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return E_SUCCESS;
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case CMD_ARM_AUTO:;
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pins = pp_u16(pp);
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if (!pp->ok) return E_MALFORMED_COMMAND;
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TRY(UU_DIn_Arm(unit, 0, pins));
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return E_SUCCESS;
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case CMD_DISARM:;
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pins = pp_u16(pp);
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if (!pp->ok) return E_MALFORMED_COMMAND;
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TRY(UU_DIn_DisArm(unit, pins));
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return E_SUCCESS;
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default:
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return E_UNKNOWN_COMMAND;
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}
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}
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/**
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* Decrement all the hold-off timers on tick
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*
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* @param unit
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*/
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static void DIn_updateTick(Unit *unit)
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{
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struct priv *priv = unit->data;
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for (int i = 0; i < 16; i++) {
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if (priv->holdoff_countdowns[i] > 0) {
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priv->holdoff_countdowns[i]--;
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}
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}
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}
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// ------------------------------------------------------------------------
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/** Unit template */
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const UnitDriver UNIT_DIN = {
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.name = "DI",
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.description = "Digital input with triggers",
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// Settings
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.preInit = DIn_preInit,
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.cfgLoadBinary = DIn_loadBinary,
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.cfgWriteBinary = DIn_writeBinary,
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.cfgLoadIni = DIn_loadIni,
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.cfgWriteIni = DIn_writeIni,
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// Init
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.init = DIn_init,
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.deInit = DIn_deInit,
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// Function
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.handleRequest = DIn_handleRequest,
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.updateTick = DIn_updateTick,
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};
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