MX25R6435F Library Example
Fork of MX25Rxx35F_Serial_NOR_Flash_Testbench by
main.cpp
- Committer:
- Arkadi
- Date:
- 2018-03-28
- Revision:
- 3:5dcc71b5ea22
- Parent:
- 2:32ff86163041
File content as of revision 3:5dcc71b5ea22:
#include <ctype.h> #include "mbed.h" #include "SPI_MX25R.h" DigitalOut led_green(D5); DigitalOut led_red(D4); // SPI_MX25R(PinName mosi, PinName miso, PinName sclk, PinName cs) ; // STM32L476 // D13 SPI0_SCK // D12 SPI0_MISO // D11 SPI0_MOSI // D10 SPI0_PCS0 // Vdd =3.3V // Gnd =0.0V SPI_MX25R spi_mem(D11, D12, D13,D10) ; uint8_t * mem_nBytes; void rdRange(unsigned long rd_start_address, unsigned long rd_end_address) { unsigned int i, j ; unsigned char data[0x10] ; unsigned long current_address = rd_start_address ; printf("\n\r") ; printf("rd_start_address = 0x%08X\n\r", rd_start_address) ; printf("rd_end_address = 0x%08X\n\r", rd_end_address) ; printf("\n\r") ; printf(" ") ; // print header +0 to +F for (i = 0 ; i < 0x10 ; i++ ) { printf("+%X ",i) ; } printf("\n\r") ; printf(" -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --") ; printf("\n\r") ; for (i = rd_start_address ; current_address < rd_end_address ; i++ ) { printf("%06X : ", current_address ) ; // print start address : for (j = 0 ; j <= 15 ; j++ ) { data[j] = spi_mem.read8(current_address ) ; printf("%02X ", data[j]) ; current_address = current_address + 0x01 ; } printf(": ") ; for (i = 0 ; i < 0x10 ; i++ ) { if (isprint(data[i])) { printf("%c", data[i]) ; } else { printf(".") ; } } printf(" :\n\r") ; } printf("\n\r") ; } void rdSFDPRange(unsigned long rd_start_address, unsigned long rd_end_address) { unsigned int i, j ; unsigned char data[0x10] ; unsigned long current_address = rd_start_address ; printf("\n\r") ; printf("rd_start_address = 0x%08X\n\r", rd_start_address) ; printf("rd_end_address = 0x%08X\n\r", rd_end_address) ; printf("\n\r") ; printf(" ") ; // print header +0 to +F for (i = 0 ; i < 0x10 ; i++ ) { printf("+%X ",i) ; } printf("\n\r") ; printf(" -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --") ; printf("\n\r") ; for (i = rd_start_address ; current_address < rd_end_address ; i++ ) { printf("%06X : ", current_address ) ; // print start address : for (j = 0 ; j <= 15 ; j++ ) { data[j] = spi_mem.readSFDP(current_address ) ; printf("%02X ", data[j]) ; current_address = current_address + 0x01 ; } printf(": ") ; for (i = 0 ; i < 0x10 ; i++ ) { if (isprint(data[i])) { printf("%c", data[i]) ; } else { printf(".") ; } } printf(" :\n\r") ; } printf("\n\r") ; } void rdFREADRange(unsigned long rd_start_address, unsigned long rd_end_address) { unsigned int i, j ; unsigned char data[0x10] ; unsigned long current_address = rd_start_address ; printf("\n\r") ; printf("rd_start_address = 0x%08X\n\r", rd_start_address) ; printf("rd_end_address = 0x%08X\n\r", rd_end_address) ; printf("\n\r") ; printf(" ") ; // print header +0 to +F for (i = 0 ; i < 0x10 ; i++ ) { printf("+%X ",i) ; } printf("\n\r") ; printf(" -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --") ; printf("\n\r") ; for (i = rd_start_address ; current_address < rd_end_address ; i++ ) { printf("%06X : ", current_address ) ; // print start address : for (j = 0 ; j <= 15 ; j++ ) { data[j] = spi_mem.readFREAD(current_address ) ; printf("%02X ", data[j]) ; current_address = current_address + 0x01 ; } printf(": ") ; for (i = 0 ; i < 0x10 ; i++ ) { if (isprint(data[i])) { printf("%c", data[i]) ; } else { printf(".") ; } } printf(" :\n\r") ; } printf("\n\r") ; } void commandMenu(void) // TeraTerm Display (Enable Terminal Local Echo On). { printf("== Commands =========== (Comments) ===============================================\n\r") ; printf("\n\r") ; printf(" wren (Write Enable, set WEL=1, 06h)\n\r") ; printf(" wrdi (Write Disable, set WEL=0, 04h)\n\r") ; printf(" rdid (Read Manu & JEDEC Dev ID, 9Fh)\n\r") ; printf(" rems (Read Elect. Manu & Dev ID,90h)\n\r") ; printf(" res (Read Elect. Signiture, ABh)\n\r") ; printf(" rdsr (Read Status Register, 05h)\n\r") ; printf(" rdcr (Read Config Register, 15h)\n\r") ; printf(" rdscr (Read Security Register, 2Bh)\n\r") ; printf(" enso (Enter Secure OTP Area, B1h)\n\r") ; printf(" exso (Exit Secure OTP Area, C1h)\n\r") ; printf(" reset (ResetEnable + SoftwareReset = 66h + 99h)\n\r") ; printf(" hp (Enter HP mode = WREN=06h + WRSR= 01h 000002h)\n\r") ; printf(" lp (Enter LP mode = WREN=06h + WRSR= 01h 000000h)\n\r") ; printf(" wrsr data_3B (Write SR 01h +3B data,ex: wrsr 000002h, set wren 1st)\n\r") ; printf(" wrscr data_1B (Write Security Reg 2Fh +1B data, caution LDSO bit OTP!)\n\r") ; printf(" se address (4KB Sector Erase, ex: se 0x00 <- note: sets WEL)\n\r") ; printf(" be address (64KB Block Erase, ex: be 0x00 <- note: sets WEL)\n\r") ; printf(" 32Kbe address (32KB Block Erase, ex: 32kbe 0x00 <- note: sets WEL)\n\r") ; printf(" ce (Chip Erase = C7h, ex: ce <- note: sets WEL)\n\r") ; printf(" pp address (256B Page Program, ex: pp 0x00 <- note: sets WEL)\n\r") ; printf(" pread address (256B Page Read, ex: pr 0x000000 \n\r") ; printf(" nread address (nBytes Read, ex: pn 0x00 \n\r 0x100 \n\r") ; printf(" read address (read 1 byte of data, ex: read 0x0000)\n\r") ; printf(" rd1 startadr endadr (read range of data, ex: rd1 0x00 0x10)\n\r") ; printf(" fread startadr endadr (read range of data, ex: sfdp 0x00 0x10)\n\r") ; printf(" sfdp startadr endadr (read range of SFDP, ex: sfdp 0x00 0x10)\n\r") ; printf("==================================================================================\n\r") ; printf("\n\r") ; } int main() { char cmd[32] ; int i ; int numData = 256 ; unsigned long address = 0 ; unsigned long rd_start_address = 0 ; unsigned long rd_end_address = 0 ; unsigned char data[256] ; extern serial_t stdio_uart ; serial_baud(&stdio_uart, 9600) ; printf("\n\r") ; printf("\n\r") ; printf("\n\r") ; printf("\n\r") ; printf("\n\r ####################################################\n\r") ; printf(" # #\n\r") ; printf(" # Macronix MX25Rxx35F Serial NOR Flash Testbench #\n\r") ; printf(" # #\n\r") ; printf(" ####################################################\n\r") ; printf("\n\r") ; printf("\n\r") ; commandMenu() ; led_green = 0; led_red = 1; while(1){ printf("Enter command from list, or type menu.\n\r") ; printf("> ") ; scanf("%s", cmd) ; if (strcmp(cmd, "read") == 0) { // Read Byte scanf("%X", &address) ; data[0] = spi_mem.read8(address) ; printf("%01X : 0x%02X\n\r", address, data[0]) ; } else if (strcmp(cmd, "rd1") == 0) { // Read Range scanf("%X", &rd_start_address) ; scanf("%X", &rd_end_address) ; rdRange(rd_start_address, rd_end_address) ; } else if (strcmp(cmd, "rdsr") == 0) { // Read Status Register data[0] = spi_mem.readStatus() ; printf(" status register = 0x%02X\n\r", data[0]) ; printf("RDSR = 05h done\n\r") ; } else if (strcmp(cmd, "rdscr") == 0) { // Read Security Register data[0] = spi_mem.readSecurity() ; printf(" security register = 0x%02X\n\r", data[0]) ; printf("RDSR = 05h done\n\r") ; } else if (strcmp(cmd, "reset") == 0) { // ResetEnable + Software Reset spi_mem.resetEnable() ; spi_mem.reset() ; printf("Software ResestEnable 66h + Reset 99h completed\n\r") ; } else if (strcmp(cmd, "rdcr") == 0) { // Read Configuration Register printf(" configuration register = 0x%04X\n\r", spi_mem.readConfig()) ; printf("RDCR = 15h done\n\r") ; } else if (strcmp(cmd, "rdid") == 0) { // Read Manufacturer and JEDEC Device ID printf(" ID = 0x%06X\n\r", spi_mem.readID()) ; printf("RDID = 9Fh done\n\r") ; } else if (strcmp(cmd, "rems") == 0) { // Read Electronic Munufacturer and Device ID printf(" ID = 0x%04X\n\r", spi_mem.readREMS()) ; printf("REMS = 90h done\n\r") ; } else if (strcmp(cmd, "res") == 0) { // Read Electronic Signiture data[0] = spi_mem.readRES() ; printf(" Electronic Signiture = 0x%02X\n\r", data[0]) ; printf("RES = ABh done\n\r") ; } else if (strcmp(cmd, "wren") == 0) { // Write Enable spi_mem.writeEnable() ; printf(" WREN = 06h set\n\r") ; } else if (strcmp(cmd, "wrdi") == 0) { // Write Disable spi_mem.writeDisable() ; printf(" done\n\r") ; } else if (strcmp(cmd, "enso") == 0) { // Enter Secure OTP Area spi_mem.enterSecureOTP() ; printf(" Entered Secure OTP Area\n\r") ; } else if (strcmp(cmd, "exso") == 0) { // Exit Secure OTP Area spi_mem.exitSecureOTP() ; printf(" Entered Secure OTP Area\n\r") ; } else if (strcmp(cmd, "pp") == 0) { // Page Program scanf("%X", &address) ; printf("writing %d bytes to 0x%X\n\r",numData, address) ; spi_mem.writeEnable() ; // send WREN 1st for (i = 0 ; i < numData ; i++ ) { data[i] = i & 0xFF ; } spi_mem.programPage(address, data, numData) ; data[0] = 0 ; while((data[0] & 0x01) != 0x01 ) { printf(".") ; data[0] = spi_mem.readStatus() ; wait(0.01) ; } printf("\n\r") ; printf(" PP = 02h done\n\r") ; }else if (strcmp(cmd, "pread") == 0) { // Page read scanf("%X", &address) ; printf("reading page at: 0x%X\n\r",address) ; uint8_t pageData[256]={0}; spi_mem.readNBytes(address, pageData, 256) ; printf("\n\r________Start________\n\r") ; for ( int jj = 0 ; jj < 256 ; jj++ ) { printf("%02X ", pageData[jj]) ; } printf("\n\r________Done__________\n\r") ; }else if (strcmp(cmd, "nread") == 0) { // nBytes read scanf("%X", &address) ; int nBytes=0; scanf("%d", &nBytes) ; printf("reading %d bytes at: 0x%X \n\r",nBytes, address) ; mem_nBytes = new uint8_t [nBytes]; spi_mem.readNBytes(address, mem_nBytes, nBytes) ; printf("\n\r________Start________\n\r") ; for ( int jj = 0 ; jj < nBytes ; jj++ ) { printf("%02X ", mem_nBytes[jj]) ; } printf("\n\r________Done__________\n\r") ; } else if (strcmp(cmd, "ce") == 0) { // Chip Erase spi_mem.writeEnable() ; // send WREN 1st spi_mem.chipErase() ; data[0] = 0x01 ; // poll if WIP bit SR<0>=1 while((data[0] & 0x01) != 0 ) { printf("wait, chip erase in progress") ; data[0] = spi_mem.readStatus() ; printf(" --> status register = 0x%02X\n\r", data[0]) ; wait(5) ; } // end poll printf("CE = C7h done\n\r") ; } else if (strcmp(cmd, "se") == 0) { // Sector Erase scanf("%X", &address) ; printf("Eraseing address 0x%X\n\r", address) ; spi_mem.writeEnable() ; // send WREN 1st spi_mem.sectorErase(address) ; data[0] = 0x01 ; // poll if WIP bit SR<0>=1 while((data[0] & 0x01) != 0 ) { printf(".") ; data[0] = spi_mem.readStatus() ; wait(0.1) ; } // end poll printf("SE = 20h done\n\r") ; } else if (strcmp(cmd, "be") == 0) { // 64KB Block Erase scanf("%X", &address) ; printf("Eraseing address 0x%X\n\r", address) ; spi_mem.writeEnable() ; // send WREN 1st spi_mem.blockErase(address) ; data[0] = 0x01 ; // poll if WIP bit SR<0>=1 while((data[0] & 0x01) != 0 ) { printf(".") ; data[0] = spi_mem.readStatus() ; wait(0.1) ; } // end poll printf("BE = D8h done\n\r") ; } else if (strcmp(cmd, "32kbe") == 0) { // 32KB Block Erase scanf("%X", &address) ; printf("Eraseing address 0x%X\n\r", address) ; spi_mem.writeEnable() ; // send WREN 1st spi_mem.blockErase(address) ; data[0] = 0x01 ; // poll if WIP bit SR<0>=1 while((data[0] & 0x01) != 0 ) { printf(".") ; data[0] = spi_mem.readStatus() ; wait(0.1) ; } // end poll printf("32KBE = 52h done\n\r") ; } else if (strcmp(cmd, "wrsr") == 0) { // Write to Status and Configuration Reg 1 and 2 scanf("%X", &address) ; spi_mem.writeStatusreg(address) ; // Write SR cmd 01h +SRdata 00h +CR1data 00h +CR2data 02h, (CR2<1> = 1 to Enter HP Mode) wait(0.5) ; printf(" You wrote 0x%X to Staus and Config Register 1 and 2 \n\r", address) ; } else if (strcmp(cmd, "wrscr") == 0) { // Write to Security Reg scanf("%X", &address) ; spi_mem.writeSecurityreg(address) ; // WRSCUR cmd 2Fh + 1B of data wait(0.5) ; printf(" You wrote 0x%X to Security Register \n\r", address) ; } else if (strcmp(cmd, "hp") == 0) { // Enter High Performance Mode spi_mem.writeEnable() ; // send WREN 1st spi_mem.writeStatusreg(0x000002) ; // Write SR cmd 01h +SRdata 00h +CR1data 00h +CR2data 02h, (CR2<1> = 1 to Ernter HP Mode) printf(" You are now in High Performance mode (Red LED on)\n\r") ; led_red = 0; led_green = 1; } else if (strcmp(cmd, "lp") == 0) { // Enter Low Power Mode spi_mem.writeEnable() ; // send WREN 1st spi_mem.writeStatusreg(0x000000) ; // Write SR cmd 01h +SRdata 00h +CR1data 00h +CR2data 00h, (CR2<1> = 0 to Ernter LP Mode) printf(" You are now in Low Power mode (Green LED on)\n\r") ; led_green = 0; led_red = 1; } else if (strcmp(cmd, "fread") == 0) { // Read SFDP Range scanf("%X", &rd_start_address) ; scanf("%X", &rd_end_address) ; rdFREADRange(rd_start_address, rd_end_address) ; } else if (strcmp(cmd, "sfdp") == 0) { // Read SFDP Range scanf("%X", &rd_start_address) ; scanf("%X", &rd_end_address) ; rdSFDPRange(rd_start_address, rd_end_address) ; } else if (strcmp(cmd, "help") == 0) { commandMenu() ; } else if (strcmp(cmd, "menu") == 0) { commandMenu() ; } else { printf("Command NOT Recognized [ %s ]\n\r", cmd) ; commandMenu() ; } } }