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// Const value arrays for comparison use
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// Const value arrays for comparison use
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static char pn532response_firmwarevers[] = {0x01, 0x00, 0x00, 0xFF, 0x06, 0xFA, 0xD5, 0x03};
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static char pn532response_firmwarevers[] = {0x01, 0x00, 0x00, 0xFF, 0x06, 0xFA, 0xD5, 0x03};
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static char pn532ack[] = {0x01, 0x00, 0x00, 0xFF, 0x00, 0xFF, 0x00};
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static char pn532ack[] = {0x01, 0x00, 0x00, 0xFF, 0x00, 0xFF, 0x00};
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void NFC_Init() {
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void NFC_Init() {
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    TRISCbits.TRISC1 = 1; // IRQ Pin is RC5
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    NFC_IRQ_TRIS = 1; // IRQ Pin is RC5
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    TRISCbits.TRISC2 = 0; // Reset Pin is RC2
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    NFC_RESET_TRIS = 0; // Reset Pin is RC2
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    // Reset the PN532
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    // Reset the PN532
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    LATCbits.LATC2 = 1;
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    NFC_RESET_LAT = 1;
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    LATCbits.LATC2 = 0;
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    NFC_RESET_LAT = 0;
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    Delay10TCYx(1);
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    Delay10TCYx(1);
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    LATCbits.LATC2 = 1;
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    NFC_RESET_LAT = 1;
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}
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}
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// Configures the SAM (Secure Access Module)
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// Configures the SAM (Secure Access Module)
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unsigned char NFC_SAMConfig() {
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unsigned char NFC_SAMConfig() {
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    nfc_data_p->packetbuffer[0] = PN532_COMMAND_SAMCONFIGURATION;
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    nfc_data_p->packetbuffer[0] = PN532_COMMAND_SAMCONFIGURATION;
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    return (strncmp((char *) buffer, (char *) pn532ack, 7) == 0);
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    return (strncmp((char *) buffer, (char *) pn532ack, 7) == 0);
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}
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}
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// Checks the IRQ pin to know if the PN532 is ready
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// Checks the IRQ pin to know if the PN532 is ready
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unsigned char NFC_I2C_Read_Status() {
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unsigned char NFC_I2C_Read_Status() {
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    if (PORTCbits.RC1 == 1) {
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    if (NFC_IRQ_PORT == 1) {
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        return PN532_I2C_BUSY;
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        return PN532_I2C_BUSY;
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    } else {
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    } else {
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        return PN532_I2C_READY;
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        return PN532_I2C_READY;
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    }
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    }
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}
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}