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| 1 | +#include <SST25VF.h> |
| 2 | +#include <SPI.h> |
| 3 | + |
| 4 | + |
| 5 | +#define MemCs 6 //chip select |
| 6 | +#define MemWp 4 //write protection |
| 7 | +#define MemHold 14 //hold |
| 8 | + |
| 9 | +SST25VF flash; |
| 10 | + |
| 11 | +#define DL 11 |
| 12 | +uint8_t buffer[DL]; //20130903T2046Z |
| 13 | + |
| 14 | +void setup(){ |
| 15 | + Serial.begin(38400); |
| 16 | + |
| 17 | + flash.begin(MemCs,MemWp,MemHold); |
| 18 | + |
| 19 | +} |
| 20 | + |
| 21 | +void loop(){ |
| 22 | + |
| 23 | + Serial.println("writing bytes...."); |
| 24 | + for(uint8_t i=0;i<11;i++) |
| 25 | + { |
| 26 | + flash.writeByte((uint32_t)i,i); |
| 27 | + Serial.print("address: "); |
| 28 | + Serial.println(i); |
| 29 | + } |
| 30 | + Serial.println("reading bytes...."); |
| 31 | + |
| 32 | + long x=0; |
| 33 | + flash.readInit((4096UL*x)); |
| 34 | + |
| 35 | + boolean sectorEmpty = true; |
| 36 | + for (int q=0; q<11; q++) |
| 37 | + { |
| 38 | + uint8_t result = flash.readNext(); |
| 39 | + Serial.println(result,DEC); |
| 40 | + if (result == 0xFF) |
| 41 | + { |
| 42 | + |
| 43 | + break; |
| 44 | + } |
| 45 | + } |
| 46 | + |
| 47 | + flash.readFinish(); |
| 48 | +//----------------------------------------------- |
| 49 | + Serial.println("erasing..."); |
| 50 | + flash.sectorErase(0); |
| 51 | + |
| 52 | + Serial.println("writing array..."); |
| 53 | + |
| 54 | + for(uint8_t i=0;i<DL;i++) |
| 55 | + { |
| 56 | + buffer[i] = i; |
| 57 | + } |
| 58 | + |
| 59 | + for(uint8_t j=0;j<10;j++) |
| 60 | + { |
| 61 | + flash.writeArray(DL*j, buffer,DL); |
| 62 | + } |
| 63 | + |
| 64 | + //------------------------------------------- |
| 65 | + |
| 66 | + Serial.println("reading Array Written bytes...."); |
| 67 | + |
| 68 | + for(uint8_t j=0;j<10;j++) |
| 69 | + { |
| 70 | + flash.readInit((DL*j)); |
| 71 | + |
| 72 | + |
| 73 | + for (int q=0; q<DL; q++) |
| 74 | + { |
| 75 | + uint8_t result = flash.readNext(); |
| 76 | + Serial.println(result); |
| 77 | + buffer[q] = result; |
| 78 | + |
| 79 | + } |
| 80 | + |
| 81 | + flash.readFinish(); |
| 82 | + |
| 83 | + |
| 84 | + Serial.println("--------------------------------"); |
| 85 | + for(uint8_t i=0;i<DL;i++) |
| 86 | + { |
| 87 | + Serial.print(" "); |
| 88 | + Serial.print(buffer[i]); |
| 89 | + } |
| 90 | + } |
| 91 | + Serial.println("."); |
| 92 | + flash.sectorErase(x); |
| 93 | + delay(200); |
| 94 | +} |
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