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74 lines
1.8 KiB
74 lines
1.8 KiB
6 years ago
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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_sipo.h"
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#define SIPO_INTERNAL
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#include "_sipo_internal.h"
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// ------------------------------------------------------------------------
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enum SipoCmd_ {
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CMD_WRITE = 0,
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CMD_DIRECT_DATA = 1,
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CMD_DIRECT_SHIFT = 2,
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CMD_DIRECT_CLEAR = 3,
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CMD_DIRECT_STORE = 4,
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};
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/** Handle a request message */
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static error_t USIPO_handleRequest(Unit *unit, TF_ID frame_id, uint8_t command, PayloadParser *pp)
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{
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switch (command) {
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case CMD_WRITE:
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{
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uint32_t len;
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uint16_t terminal_packed = pp_u16(pp);
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const uint8_t *tail = pp_tail(pp, &len);
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TRY(UU_SIPO_Write(unit, (uint8_t *) tail, (uint16_t) len, terminal_packed));
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}
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return E_SUCCESS;
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case CMD_DIRECT_DATA:
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TRY(UU_SIPO_DirectData(unit, pp_u16(pp)));
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return E_SUCCESS;
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case CMD_DIRECT_CLEAR:
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TRY(UU_SIPO_DirectClear(unit));
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return E_SUCCESS;
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case CMD_DIRECT_SHIFT:
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TRY(UU_SIPO_DirectShift(unit));
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return E_SUCCESS;
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case CMD_DIRECT_STORE:
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TRY(UU_SIPO_DirectStore(unit));
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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_SIPO = {
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.name = "SIPO",
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.description = "Shift register driver (595, 4094)",
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// Settings
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.preInit = USIPO_preInit,
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.cfgLoadBinary = USIPO_loadBinary,
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.cfgWriteBinary = USIPO_writeBinary,
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.cfgLoadIni = USIPO_loadIni,
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.cfgWriteIni = USIPO_writeIni,
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// Init
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.init = USIPO_init,
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.deInit = USIPO_deInit,
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// Function
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.handleRequest = USIPO_handleRequest,
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};
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