CUBEBITE
161007_BDK_EEPROM
Dependencies: mbed
Fork of
161006_BDK_SPImaster
by 
CUBEBITE
Diff: main.cpp
- Revision:
- 6:50376de8d756
- Parent:
- 5:47353da6bca4
- Child:
- 7:d2710f5d6f66
--- a/main.cpp Thu Oct 06 00:11:07 2016 +0000
+++ b/main.cpp Thu Oct 06 08:28:29 2016 +0000
@@ -1,4 +1,5 @@
#include "mbed.h"
+#include <SPI.h>
#define DEBUG_SPI
@@ -20,10 +21,10 @@
void SPI_INIT()
{
- PRINTD("Set SPI init..\n");
- PRINTD("Set SPI format..\n");
+ pc_serial.printf("Set SPI init..\n");
+ pc_serial.printf("Set SPI format..\n");
spi_master.format(8,0);
- PRINTD("Set frequency to default..\n");
+ pc_serial.printf("Set frequency to default..\n");
spi_master.frequency(1000000); // default 1MHz
}
/*
@@ -84,21 +85,372 @@
}
*/
+#define EEPROM_WREN 0x06 // Write Enable
+#define EEPROM_WRDI 0x04 // Write Disable
+#define EEPROM_RDSR 0x05 // Read Status Register
+#define EEPROM_WRSR 0x01 // Write Status Register
+#define EEPROM_READ 0x03 // Read EEPROM Memory
+#define EEPROM_WRITE 0x02 // Write EEPROM Memory
+
+
+enum cubeMenu { EEPROM_Write_Enable = 1 ,
+ EEPROM_Write_Disable,
+ EEPROM_Read_Status,
+ EEPROM_Write_Status,
+ EEPROM_Write_Memory,
+ EEPROM_Read_Memory,
+ TEST_Multi_Byte_Read,
+ EXIT_Program = 9
+ };
+
+void print_menu(void)
+{
+ pc_serial.printf("\n\n\n\n\n\n\n");
+ pc_serial.printf("-----------[MENU]----------\n");
+ pc_serial.printf("%d) Write Enable\n", cubeMenu.EEPROM_Write_Enable);
+ pc_serial.printf("%d) Write Disable\n", cubeMenu.EEPROM_Write_Disable);
+ pc_serial.printf("%d) Read Status Register\n", cubeMenu.EEPROM_Read_Status);
+ pc_serial.printf("%d) Write Status Register\n",cubeMenu.EEPROM_Write_Status);
+ pc_serial.printf("%d) Write Memory\n", cubeMenu.EEPROM_Write_Memory);
+ pc_serial.printf("%d) Read Memory\n", cubeMenu.EEPROM_Read_Memory);
+ pc_serial.printf("%d) multi byte read test\n", cubeMenu.TEST_Multi_Byte_Read);
+ pc_serial.printf("%d) Exit program\n", cubeMenu.EXIT_Program);
+ pc_serial.printf("---------------------------\n");
+ pc_serial.printf("input menu : ");
+}
+
+void spi_start(void)
+{
+ spi_master.lock();
+ cs = 0;
+ wait_us(0);
+}
+void spi_end(void)
+{
+ wait_us(10);
+ cs = 1;
+ spi_master.unlock();
+}
+void spi_dummy_write(void)
+{
+ char dummy_read;
+ spi_start();
+ dummy_read = spi_master.write( 0x00 );
+ spi_end();
+}
+
+/*
+ @convertedData : converted Data
+ @sourceBuf : ASCII data array
+ @lenght : sourceBuf length
+
+ @return : 0 is valid hex format, other is error
+*/
+int converHex(char * convertedData, char * sourceBuf, int length)
+{
+ int ret = 0;
+ char tempBuf[length];
+ *convertedData = 0;
+
+
+ for(int iCnt = 0 ; iCnt < length ; iCnt++)
+ {
+ if( ('0' <= *(sourceBuf+iCnt)) && ('9' >= *(sourceBuf+iCnt)) )
+ {
+ tempBuf[iCnt] = (*(sourceBuf+iCnt) - 48);
+ }
+ else if( ('A' <= *(sourceBuf+iCnt)) && ('F' >= *(sourceBuf+iCnt)) )
+ {
+ tempBuf[iCnt] = (*(sourceBuf+iCnt) - 55);
+ }
+ else if( ('a' <= *(sourceBuf+iCnt)) && ('f' >= *(sourceBuf+iCnt)) )
+ {
+ tempBuf[iCnt] = (*(sourceBuf+iCnt) - 87);
+ }
+ else // error
+ {
+ ret = -1;
+ return ret;
+ }
+ }
+
+ //pc_serial.printf("[TEST] tempBuf[0] = 0x%02X\n", tempBuf[0]);
+ //pc_serial.printf("[TEST] tempBuf[1] = 0x%02X\n", tempBuf[1]);
+ *convertedData = ((tempBuf[0] & 0x0F) << 4) | (tempBuf[1] & 0x0F);
+ //pc_serial.printf("[TEST] convertedData = 0x%02X\n", *convertedData);
+ return ret;
+}
// @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ main();
int main()
{
+ char dummyRead;
+ char inputMenuNum = 0;
+ char statusReg = 0x00;
+
+
int spiTxCnt = 0;
int spiRxCnt = 0;
char spiTxReadyFlag = 0;
+
+
int res;
+
+
int spiRxTempBuf = 0;
char serialRxBuf[255];
char spiRxBuf[255];
int serialRxLen = 0;
+ char eepAddrBuf[2] = {0};
+ char eepAddr = 0;
- pc_serial.printf("\n\n========== KSS SPI Master [Start] ==========\n");
+ char eepDataBuf[2] = {0};
+ char eepData = 0;
+ int eepReadData = 0;
+ int maxInputCnt = 0;
+
+
+
+ int ret;
+
+ SPI_INIT();
+ spi_dummy_write();
+
+
+
+
+ pc_serial.printf("\n\n========== SPI Master for EEPROM [Start] ==========\n");
+
+
+ while(1)
+ {
+ print_menu();
+ inputMenuNum = pc_serial.getc();
+
+ pc_serial.printf("[DEBUG] input menu number = %c\n", inputMenuNum);
+
+ if( ('0' < inputMenuNum) && ('9' >= inputMenuNum) )
+ {
+ inputMenuNum = inputMenuNum - 48;
+ }
+ else
+ {
+ pc_serial.printf("[INFO] correct input menu number.. please retry..\n");
+ wait(1);
+ continue;
+ }
+
+
+
+ spi_start();
+ switch(inputMenuNum)
+ {
+ case 1: // Write Enable =================================[OK]
+ pc_serial.printf("[DEBUG] Write Enable progress..\n");
+ dummyRead = spi_master.write(EEPROM_WREN);
+ break;
+
+
+
+ case 2: // Write Disable =================================[OK]
+ pc_serial.printf("[DEBUG] Write Disable progress..\n");
+ dummyRead = spi_master.write(EEPROM_WRDI);
+ break;
+
+
+
+ case 3: // Read Status Register =================================[OK]
+ pc_serial.printf("[DEBUG] Read Status Register progress..\n");
+ spi_master.write(EEPROM_RDSR);
+ statusReg = spi_master.write(EEPROM_RDSR);
+
+ // TODO : print statusReg data to serial
+ pc_serial.printf("[INFO] Status Register Data : 0x%02X\n", statusReg);
+
+ break;
+
+
+
+
+
+ case 4: // Write Status Register =================================
+ pc_serial.printf("[DEBUG] Write Status Register progress..\n");
+ // TODO : input data for serial
+
+ spi_master.write(EEPROM_WRSR);
+ spi_master.write(statusReg);
+ break;
+
+
+
+
+
+ case 5: // Write Memory =================================
+ pc_serial.printf("[DEBUG] Write Memory progress..\n");
+
+
+
+
+ // EEPROM Address input
+
+ maxInputCnt = 3;
+ while(maxInputCnt--)
+ {
+ pc_serial.printf("input Address (hex format : 00~FF) : ");
+ for(int iCnt = 0 ; iCnt < 2 ; ++iCnt)
+ {
+ eepAddrBuf[iCnt] = pc_serial.getc();
+ pc_serial.printf("%c", eepAddrBuf[iCnt]);
+ }
+
+ ret = converHex(&eepAddr , eepAddrBuf, 2);
+
+ if(0 == ret)
+ {
+ //pc_serial.printf("\n[DEBUG] before convert hex [0x%02x] \n", eepAddr);
+ break;
+ }
+ else // error
+ {
+ pc_serial.printf("\n[INFO] hex formet error!\n");
+ continue;
+ }
+ }
+
+
+ if(0 == ret)
+ {
+ // EEPROM data input
+ maxInputCnt = 3;
+ while(maxInputCnt--)
+ {
+ pc_serial.printf("\ninput Data (hex format : 00~FF) : ");
+ for(int iCnt = 0 ; iCnt < 2 ; ++iCnt)
+ {
+ eepDataBuf[iCnt] = pc_serial.getc();
+ pc_serial.printf("%c", eepDataBuf[iCnt]);
+ }
+
+ int ret = converHex(&eepData , eepDataBuf, 2);
+ if(0 == ret)
+ {
+
+ pc_serial.printf("\n[INFO] SPI Write Memory.... Start! \n");
+ //pc_serial.printf("\n[DEBUG] Addr[0x%02X] Data[0x%02X] \n", eepAddr, eepData);
+
+ spi_master.write(EEPROM_RDSR);
+ if(! (spi_master.write(EEPROM_RDSR) & 0x01) )
+ {
+ spi_master.write(EEPROM_WRITE);
+ spi_master.write(eepAddr);
+ spi_master.write(eepData);
+ pc_serial.printf("\n[INFO] SPI Write success \n");
+ }
+ else
+ {
+ pc_serial.printf("\n[INFO] SPI Write fail.. device is busy! \n");
+ }
+
+
+ break;
+ }
+ else // error
+ {
+ pc_serial.printf("\n[INFO] hex formet error!\n");
+ continue;
+ }
+ }
+ }
+
+
+ break;
+
+
+
+
+
+ case 6: // Read Memory =================================
+ pc_serial.printf("[DEBUG] Read Memory progress..\n");
+
+ // EEPROM Address input
+
+ maxInputCnt = 3;
+ while(maxInputCnt--)
+ {
+ pc_serial.printf("input Address (hex format : 00~FF) : ");
+ for(int iCnt = 0 ; iCnt < 2 ; ++iCnt)
+ {
+ eepAddrBuf[iCnt] = pc_serial.getc();
+ pc_serial.printf("%c", eepAddrBuf[iCnt]);
+ }
+
+ ret = converHex(&eepAddr , eepAddrBuf, 2);
+
+ if(0 == ret)
+ {
+ //pc_serial.printf("\n[DEBUG] before convert hex [0x%02x] \n", eepAddr);
+ spi_master.write(EEPROM_READ);
+ spi_master.write(eepAddr);
+
+
+ eepReadData = spi_master.write(0);
+
+
+ pc_serial.printf("\n[DEBUG] Read EEPROM Addr[0x%02X] Data[0x%02X] \n", eepAddr, eepReadData);
+ break;
+ }
+ else // error
+ {
+ pc_serial.printf("\n[INFO] hex formet error!\n");
+ continue;
+ }
+ }
+
+
+
+ break;
+
+
+
+
+
+ case 9:
+ spi_end();
+ pc_serial.printf("exit program... thank you\n");
+ //return 0;
+ default:
+ }
+ spi_end();
+
+ }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
while(1)
@@ -118,9 +470,10 @@
for(spiTxCnt = 0 ; spiTxCnt < serialRxLen + 1 ; ++spiTxCnt)
{
//printf("send Cnt[%d] [0x%02X]\n", spiTxCnt, serialRxBuf[spiTxCnt]);
- res=spi_master.write(serialRxBuf[spiTxCnt]);
- PRINTD("res=%c 0x[%02x]\n",res,res);
- spiRxBuf[spiRxCnt++]=res;
+ spi_master.write(serialRxBuf[spiTxCnt]);
+ //res=spi_master.write(serialRxBuf[spiTxCnt]);
+ //PRINTD("res=%c 0x[%02x]\n",res,res);
+ //spiRxBuf[spiRxCnt++]=res;
}
cs = 1;
spi_master.unlock();
@@ -141,14 +494,6 @@
#endif
-
-
-
-
-
-
-
-
}