SD CARD X49

Features

• SD or SDHC card adapter
• 5V to 3.3V regulator
• 3.3V to 5V TXS0104E level shifter
• Activity LED
• 49 x 49 mm ODAS foprm factor
• (4) 4-40 mounting holes

Power Options

Important to properly set up the power option

• 3.3V Host
  • Wire power to 3.3V position
  • Install Jumper J3
  • Leave 5V in pin open
• 5V Host
  • Wire Power to 5V
  • Leave 3.3V open
  • Remove Jumper J3

J1 pinout

1. GND
2. MISO
3. SCLK
4. MOSI
5. SPI_SS
6. CARD_DETECT (no pull-up)
7. 3.3V in/out
8. 5V in (for 5V host only)

Lock/Unlock

• Set switch to not locked position

Used with Z80_PSOC card

• PSOC Pins
  • MISO - PSOC pin 76
  • MOSI - PSOC pin 77
  • SCLK - PSOC pin 78
  • SPI_SS - PSOC pin 79

Z80_PSOC - H3 Connector

1. GND
2. +5V
3. SPI_SS - PSOC pin 79
4. SCLK - PSOC pin 78
5. MOSI - PSOC pin 77
6. MISO - PSOC pin 76

Testing

• Arduino Sketch used to test cards
  • Using the SD library to print the directory of files on SD card - Arduino code
• Arduino UNO card
• Arduino GVS Sensor Shield
• FAT32 card with files on it
• Cabling
  • 2x3 Dupont to D13/D12 and D11/D10
  • 8 pin Dupont to SD card

1. GND
2. MISO
3. SCLK
4. MOSI
5. SPI_SS
6. CARD_DETECT (no pull-up)
7. 3.3V in/out
8. 5V in (for 5V host only)

• Run Serial Monitor
  • 9600 baud
• Prints directory to monitor
• Reset button on sensor shield to re-run

Mounting

Card Mounted in a Chassis

Mounted on ODAS Carrier Card

• CARRIER95TO49MM

Assembly Sheet

SD_CARD_X49 Assembly Sheet