CSD_20 Register Value: 400e00325b5900001d177f800a400000
  CSD_STRUCTURE: CSD structure
    raw: 0b01 == 0x1 == 1
    enum: 2.0
  TAAC: data read access-time-1
    raw: 0b00001110 == 0xe == 14
    decoded: (1.0, '1ms')
    value: 1000000.0 ns
  NSAC: data read access-time-2
    raw: 0b00000000 == 0x0 == 0
    value: 0 CLK cycles
  TRAN_SPEED: max. data transfer rate
    raw: 0b00110010 == 0x32 == 50
    decoded: (2.5, '10Mbit/s')
    value: 25000000.0 bit/s
  CCC: card command classes
    raw: 0b010110110101 == 0x5b5 == 1461
    bits: 0, 2, 4, 5, 7, 8, 10
  READ_BL_LEN: max. read data block length
    raw: 0b1001 == 0x9 == 9
    value: 512 bytes
  READ_BL_PARTIAL: partial blocks for read allowed
    raw: 0b0 == 0x0 == 0
    value: False
  WRITE_BLK_MISALIGN: write block misalignment allowed
    raw: 0b0 == 0x0 == 0
    value: False
  READ_BLK_MISALIGN: read block misalignment allowed
    raw: 0b0 == 0x0 == 0
    value: False
  DSR_IMP: driver stage register implemented
    raw: 0b0 == 0x0 == 0
    value: False
  C_SIZE: device size
    raw: 0b0000000001110100010111 == 0x1d17 == 7447
    value: 3904897024 bytes
  ERASE_BLK_EN: erase single block enable
    raw: 0b1 == 0x1 == 1
    value: True
  SECTOR_SIZE: erase sector size
    raw: 0b1111111 == 0x7f == 127
    value: 128 write blocks
  WP_GRP_SIZE: write protect group size
    raw: 0b0000000 == 0x0 == 0
    value: 1 erase sectors
  WP_GRP_ENABLE: write protect group enable
    raw: 0b0 == 0x0 == 0
    value: False
  R2W_FACTOR: write speed factor
    raw: 0b010 == 0x2 == 2
    value: 4 multiples of read access time
  WRITE_BL_LEN: max. write data block length
    raw: 0b1001 == 0x9 == 9
    value: 512 bytes
  WRITE_BL_PARTIAL: partial blocks for write allowed
    raw: 0b0 == 0x0 == 0
    value: False
  FILE_FORMAT_GRP: file format group
    raw: 0b0 == 0x0 == 0
  COPY: copy flag
    raw: 0b0 == 0x0 == 0
    value: False
  PERM_WRITE_PROTECT: permanent write protection
    raw: 0b0 == 0x0 == 0
    value: False
  TMP_WRITE_PROTECT: temporary write protection
    raw: 0b0 == 0x0 == 0
    value: False
  FILE_FORMAT: file format
    raw: 0b000 == 0x0 == 0
    enum: Hard disk-like file system with partition table
  CRC
    raw: 0b0000000 == 0x0 == 0
SCR Register Value: 0235800001000000
  SCR_STRUCTURE: SCR Structure
    raw: 0b0000 == 0x0 == 0
    enum: 1.0
  SD_SPEC: SD Memory Card - Spec. Version
    raw: 0b0010 == 0x2 == 2
    enum: 2.00 or 3.0X
  DATA_STAT_AFTER_ERASE: data status after erase
    raw: 0b0 == 0x0 == 0
    value: False
  SD_SECURITY: CPRM Security Support
    raw: 0b011 == 0x3 == 3
    enum: SDHC Card (Security Version 2.00)
  SD_BUS_WIDTHS: DAT Bus widths supported
    raw: 0b0101 == 0x5 == 5
    bits: 1 bit, 4 bit
  SD_SPEC3: Spec. Version 3.00 or higher
    raw: 0b1 == 0x1 == 1
  EX_SECURITY: Extended Security Support
    raw: 0b0000 == 0x0 == 0
  RESERVED
    raw: 0b000000000 == 0x0 == 0
  CMD_SUPPORT: Command Support bits
    raw: 0b00 == 0x0 == 0
    bits: 
  RESERVED_MFG
    raw: 0b00000001000000000000000000000000 == 0x1000000 == 16777216
CID Register Value: 02544d53413034471027b7748500bc00
  MID: Manufacturer ID
    raw: 0b00000010 == 0x2 == 2
    enum: SanDisk
  OID: OEM/Application ID
    raw: 0b0101010001001101 == 0x544d == 21581
    value: TM
  PNM: Product name
    raw: 0b0101001101000001001100000011010001000111 == 0x5341303447 == 357575963719
    value: SA04G
  PRV: Product revision
    raw: 0b00010000 == 0x10 == 16
    value: 1.0
  PSN: Product serial number
    raw: 0b00100111101101110111010010000101 == 0x27b77485 == 666334341
    value: 666334341
  RESERVED
    raw: 0b0000 == 0x0 == 0
  MDT_Y: Manufacturing date (year)
    raw: 0b00001011 == 0xb == 11
    value: 2011
  MDT_M: Manufacturing date (month)
    raw: 0b1100 == 0xc == 12
    value: 13
  CRC: CRC7 checksum
    raw: 0b0000000 == 0x0 == 0
  NU1: not used, always 1
    raw: 0b0 == 0x0 == 0
