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59 lines
1.5 KiB
59 lines
1.5 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_touch.h"
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#define TOUCH_INTERNAL
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#include "_touch_internal.h"
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// ------------------------------------------------------------------------
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enum TouchCmd_ {
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CMD_READ=0
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};
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/** Handle a request message */
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static error_t UTOUCH_handleRequest(Unit *unit, TF_ID frame_id, uint8_t command, PayloadParser *pp)
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{
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struct priv* priv = unit->data;
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switch (command) {
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case CMD_READ:
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if (priv->status == UTSC_STATUS_BUSY) return E_BUSY;
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if (priv->status == UTSC_STATUS_FAIL) return E_HW_TIMEOUT;
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PayloadBuilder pb = pb_start(unit_tmp512, UNIT_TMP_LEN, NULL);
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for (int i = 0; i < 32; i++) {
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if (priv->all_channels_mask & (1<<i)) {
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pb_u16(&pb, priv->readouts[i]);
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}
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}
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com_respond_pb(frame_id, MSG_SUCCESS, &pb);
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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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/** Unit template */
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const UnitDriver UNIT_TOUCH = {
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.name = "TOUCH",
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.description = "Capacitive touch sensing",
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// Settings
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.preInit = UTOUCH_preInit,
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.cfgLoadBinary = UTOUCH_loadBinary,
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.cfgWriteBinary = UTOUCH_writeBinary,
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.cfgLoadIni = UTOUCH_loadIni,
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.cfgWriteIni = UTOUCH_writeIni,
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// Init
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.init = UTOUCH_init,
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.deInit = UTOUCH_deInit,
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// Function
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.handleRequest = UTOUCH_handleRequest,
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.updateTick = UTOUCH_updateTick,
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};
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