Arkadi Rafalovich
MX25R6435F Library Example
Fork of
MX25Rxx35F_Serial_NOR_Flash_Testbench
by 
alec cohen
Diff: main.cpp
- Revision:
- 1:550759f64702
- Parent:
- 0:b2771f496313
- Child:
- 2:32ff86163041
--- a/main.cpp Wed Jul 08 20:59:56 2015 +0000
+++ b/main.cpp Mon Jul 20 20:56:50 2015 +0000
@@ -4,6 +4,7 @@
DigitalOut myled3(LED3); //Red
DigitalOut myled1(LED1); //Blue
DigitalOut led_green(LED_GREEN);
+DigitalOut led_red(LED_RED);
// SPI_MX25R(PinName mosi, PinName miso, PinName sclk, PinName cs) ;
// FRDM-K64F
@@ -13,47 +14,67 @@
// D10 SPI0_PCS0 (PTD0) J2<6>
// Vdd =3.3V = J3<4>
// Gnd =0.0V = J2<14>
-SPI_MX25R spi_mem(PTD2, PTD3, PTD1, PTD0) ;
+SPI_MX25R spi_mem(PTD2, PTD3, PTD1,PTD0) ;
-void usage(void)
-{
- printf("==== List of Commands =============================================================\n\r") ;
- printf("\n\r") ;
- printf("rdid (Read Manu and Dev ID, 9Fh)\n\r") ;
- printf("wren (Write Enable, set WEL=1, 06h)\n\r") ;
- printf("wrdi (Write Disable, set WEL=0, 04h)\n\r") ;
- printf("rdsr (Read Status Register, 05h + 00h)\n\r") ;
- printf("reset (ResetEnable + SoftwareReset = 66h + 99h)\n\r") ;
- printf("hp (Enter HP mode = WREN=06h + WRSR= 01h 00 00 02h )\n\r") ;
- printf("lp (Enter LP mode = WREN=06h + WRSR= 01h 00 00 00h )\n\r") ;
- printf("rdcr (Read Config Register, 15h + 00 00h)\n\r") ;
- printf("read address (read 1 byte of data, ex: read 0x0000)\n\r") ;
- printf("rd4 address (read 4 bytes of data, ex: read 0x0000)\n\r") ;
- printf("rd256 address (read 256 bytes of data, ex: read 0x0000)\n\r") ;
- printf("pp address (256B Page Program, ex: pp 0x00 <- note: routine sets WEL)\n\r") ;
- printf("se address (4KB Sector Erase, ex: be 0x00 <- note: routine sets WEL)\n\r") ;
- printf("be address (64KB Block Erase, ex: be 0x00 <- note: routine sets WEL)\n\r") ;
- printf("32Kbe address (32KB Block Erase, ex: 32kbe 0x00 <- note: routine sets WEL)\n\r") ;
- printf("ce (Chip Erase = C7h, ex: ce <- note: routine sets WEL)\n\r") ;
- printf("\n\r") ;
- printf("===================================================================================\n\r") ;
-}
-void rd256(unsigned long address)
+void rdRange(unsigned long rd_start_address, unsigned long rd_end_address)
{
unsigned int i, j ;
unsigned char data[0x10] ;
-
- printf(" : ") ;
+ 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") ;
- for (j = 0 ; j < 0x10 ; j++ ) {
- printf("%06X : ", address + (0x10 * j)) ;
+ 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++ ) {
- data[i] = spi_mem.read8(address + 0x10 * j + i) ;
- printf("%02X ", data[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++ ) {
@@ -66,14 +87,79 @@
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 and Dev ID, 9Fh)\n\r") ;
+ printf(" rdsr (Read Status Register, 05h)\n\r") ;
+ printf(" rdcr (Read Config Register, 15h)\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(" enso (Enter Secure OTP Area, B1h)\n\r") ;
+ printf(" exso (Exit Secure OTP Area, C1h)\n\r") ;
+ printf(" wrsr data_3B (Write SR 01h +3B data,ex: wrsr 000002h, set wren 1st)\n\r") ;
+ printf(" se address (4KB Sector Erase, ex: be 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(" 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 tmp = 0 ;
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 ;
@@ -83,61 +169,69 @@
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 ####################################################\n\r") ;
+ printf(" # #\n\r") ;
+ printf(" # Macronix MX25Rxx35F Serial NOR Flash Testbench #\n\r") ;
+ printf(" # #\n\r") ;
+ printf(" ####################################################\n\r") ;
printf("\n\r") ;
- usage() ;
+ printf("\n\r") ;
+ commandMenu() ;
myled3 = 1;
myled1 = 1;
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) {
+
+ 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, "rd4") == 0) {
- scanf("%X", &address) ;
- printf(" 4B data = 0x%08X\n\r", spi_mem.rd32(address)) ;
-
- } else if (strcmp(cmd, "rdsr") == 0) { // Read Status Register
+ } 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") ;
- led_green = 1;
} else if (strcmp(cmd, "reset") == 0) { // ResetEnable + Software Reset
spi_mem.resetEnable() ;
spi_mem.reset() ;
printf("Software ResestEnable 66h + Reset 99h completed\n\r") ;
- led_green = 1;
} 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") ;
- led_green = 1;
} else if (strcmp(cmd, "rdid") == 0) { // Read ID
printf(" ID = 0x%06X\n\r", spi_mem.readID()) ;
printf("RDID = 9Fh done\n\r") ;
- led_green = 1;
} else if (strcmp(cmd, "wren") == 0) { // Write Enable
spi_mem.writeEnable() ;
printf(" WREN = 06h set\n\r") ;
- led_green = 1;
} 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) ;
@@ -154,9 +248,8 @@
}
printf("\n\r") ;
printf(" PP = 02h done\n\r") ;
- led_green = 1;
- } else if (strcmp(cmd, "ce") == 0) { // Chip Erase
+ } 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
@@ -167,9 +260,8 @@
wait(5) ;
} // end poll
printf("CE = C7h done\n\r") ;
- led_green = 0;
- } else if (strcmp(cmd, "se") == 0) { // Sector Erase
+ } 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
@@ -181,23 +273,21 @@
wait(0.1) ;
} // end poll
printf("SE = 20h done\n\r") ;
- led_green = 0;
} 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
+ 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") ;
- led_green = 0;
- } else if (strcmp(cmd, "32kbe") == 0) { // 32KB Block Erase
+ } 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
@@ -209,28 +299,44 @@
wait(0.1) ;
} // end poll
printf("32KBE = 52h done\n\r") ;
- led_green = 0;
+
+ } 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, "hp") == 0) { // Enter High Performance Mode
spi_mem.writeEnable() ; // send WREN 1st
- spi_mem.hpmode() ;
- printf(" You are now in High Performance mode\n\r") ;
- led_green = 0;
+ 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.lpmode() ;
- printf(" You are now in Low Power mode\n\r") ;
- led_green = 0;
-
- } else if (strcmp(cmd, "rd256") == 0) {
- scanf("%X", &address) ;
- rd256(address) ;
+ 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) {
- usage() ;
+ commandMenu() ;
+ } else if (strcmp(cmd, "menu") == 0) {
+ commandMenu() ;
} else {
printf("Command NOT Recognized [ %s ]\n\r", cmd) ;
- usage() ;
+ commandMenu() ;
}
}
}
\ No newline at end of file