Init

Flash_MX25L12833FM2I.c

@@ -0,0 +1,141 @@
+//
+// Created by ilya on 01.02.23.
+//
+
+
+
+#include "Flash_MX25L12833FM2I.h"
+#include "SystemDelayInterface.h"
+
+
+uint8_t flashMX25_read_status(tSpiPortIO *flashIO, uint32_t timeout) {
+    uint16_t operation = 0x05;
+    uint16_t dummy = 0x00;
+    uint16_t back;
+
+    SpiPortChipSelect(flashIO, timeout);
+
+    SpiPortTransmit(flashIO, &operation, timeout);
+
+    uint32_t endMs = SystemGetMs() + timeout;
+    uint16_t status = 1;
+
+    // Ожидание готовности
+    while ((status) && (endMs > SystemGetMs())) {
+        SpiPortTransmit(flashIO, &dummy, timeout);
+        SpiPortReceive(flashIO, &status, timeout);
+    }
+
+    SpiPortChipRelease(flashIO, timeout);
+
+    if (endMs < SystemGetMs())
+        return 0xFF;
+
+    return status;
+}
+
+uint16_t flashMX25_read_id(tSpiPortIO *flashIO, uint32_t timeout, uint8_t *buf) {
+    uint16_t operation = 0x9F;
+    uint16_t dummy = 0x00;
+    uint16_t back=0;
+    uint8_t id1=0;
+    uint16_t id2=0;
+
+    SpiPortChipSelect(flashIO, timeout);
+
+    SpiPortTransmit(flashIO, &operation, timeout);
+
+    for (uint32_t i=0; i<3; ++i) {
+        SpiPortReceive(flashIO, &back, timeout);
+        buf[i] = back;
+    }
+
+    SpiPortChipRelease(flashIO, timeout);
+    return (id2 << 8) | id1;
+}
+
+uint8_t flashMX25_SectorErase(tSpiPortIO *flashIO, uint32_t addr, uint32_t timeout) {
+    uint16_t reg;
+    uint16_t address=0;
+
+    // Команда разрешения записи
+    SpiPortChipSelect(flashIO, timeout);
+    reg = 0x06;
+    SpiPortTransmit(flashIO, &reg, timeout);
+    SpiPortChipRelease(flashIO, timeout);
+
+    // Команда стирания сектора
+    SpiPortChipSelect(flashIO, timeout);
+    reg = 0x20;
+    SpiPortTransmit(flashIO, &reg, timeout);
+    // Запись адреса
+    for (int i=2; i>=0; --i) {
+        address = ((uint8_t*)&addr)[i];
+        SpiPortTransmit(flashIO, &address, timeout);
+    }
+    SpiPortChipRelease(flashIO, timeout);
+
+    uint8_t status = flashMX25_read_status(flashIO, timeout);
+    if (status != 0)
+        return status;
+    return status;
+}
+
+uint8_t flashMX25_read(tSpiPortIO *flashIO, uint32_t addr, uint8_t* bufRead, uint32_t total_len, uint32_t timeout) {
+    uint16_t reg=0;
+    uint16_t address=0;
+    uint16_t back=0;
+
+    SpiPortChipSelect(flashIO, timeout);
+    // Команда чтения
+    reg = 0x03;
+    SpiPortTransmit(flashIO, &reg, timeout);
+    // Запись адреса
+    for (int i=2; i>=0; --i) {
+        address = ((uint8_t*)&addr)[i];
+        SpiPortTransmit(flashIO, &address, timeout);
+    }
+    // Чтение данных
+    for (uint32_t i=0; i<total_len; ++i) {
+        SpiPortReceive(flashIO, &back, timeout);
+        bufRead[i] = back;
+    }
+    SpiPortChipRelease(flashIO, timeout);
+
+    return back;
+}
+
+uint8_t flashMX25_write(tSpiPortIO *flashIO, uint32_t addr, uint8_t *bufWrite, uint32_t total_len, uint32_t timeout) {
+
+    uint16_t reg=0;
+    uint16_t address=0;
+    uint16_t back=0;
+    uint8_t status=0;
+
+    // Команда разрешения записи
+    SpiPortChipSelect(flashIO, timeout);
+    reg = 0x06;
+    SpiPortTransmit(flashIO, &reg, timeout);
+    SpiPortChipRelease(flashIO, timeout);
+
+
+    // Команда записи
+    SpiPortChipSelect(flashIO, timeout);
+    reg = 0x02;
+    SpiPortTransmit(flashIO, &reg, timeout);
+    // Запись адреса
+    for (int i=2; i>=0; --i) {
+        address = ((uint8_t*)&addr)[i];
+        SpiPortTransmit(flashIO, &address, timeout);
+    }
+    // Запись данных
+    for (uint32_t i=0; i<total_len; ++i) {
+        reg = bufWrite[i];
+        SpiPortTransmit(flashIO, &reg, timeout);
+    }
+    SpiPortChipRelease(flashIO, timeout);
+
+    return status;
+}
+
+

Flash_MX25L12833FM2I.h

@@ -0,0 +1,19 @@
+//
+// Created by ilya on 01.02.23.
+//
+
+#ifndef UVEOS_ON_NATION_FLASH_MX25L12833FM2I_H
+#define UVEOS_ON_NATION_FLASH_MX25L12833FM2I_H
+#include "inttypes.h"
+
+
+#include "SpiPort.h"
+
+
+extern uint8_t flashMX25_read(tSpiPortIO *flashIO, uint32_t addr, uint8_t* bufRead, uint32_t total_len, uint32_t timeout);
+extern uint8_t flashMX25_write(tSpiPortIO *flashIO, uint32_t addr, uint8_t* bufWrite, uint32_t total_len, uint32_t timeout);
+extern uint8_t flashMX25_SectorErase(tSpiPortIO *flashIO, uint32_t addr, uint32_t timeout);
+extern uint16_t flashMX25_read_id(tSpiPortIO *flashIO, uint32_t timeout,uint8_t *buf);
+
+
+#endif //UVEOS_ON_NATION_FLASH_MX25L12833FM2I_H

modular.json

@@ -0,0 +1,22 @@
+{
+  "dep": [
+    {
+      "type": "git",
+      "provider": "NAVIGATOR_UVEOS_NATION_TELIT",
+      "repo": "SpiPort"
+    },
+    {
+      "type": "git",
+      "provider": "NAVIGATOR_UVEOS_NATION_TELIT",
+      "repo": "SystemDelayInterface"
+    }
+  ],
+  "cmake": {
+    "inc_dirs": [
+      "./"
+    ],
+    "srcs": [
+      "./**.c"
+    ]
+  }
+}