Overview
- Supports
- MMC, SDC, SDHC card formats.
- All available card formats are supported. From 8MB up to 32GB.
- FAT12, FAT16 and FAT32.
- Long file names.
- SD, miniSD, and microSD form factors.
- Audio
- MP3, PCM WAV, IMA ADPCM.
- MP3 CBR or VBR decoding.
- 32 to 320 kbps MP3 bitrates.
- 32, 44.1, and 48 KHz MP3 sample rates.
- 1/8” Stereo jack for headsets (16+ Ohms) or for line-in connections.
- 87 dB S/N ratio.
- Control Interface
- TTL serial host connection from 2400 → 460800 bps.
- SPI slave (TBA).
- 7 bit with trigger interface (control up to 127 sounds).
- 8 button/switch interface.
- Configurable polarity, interruption and debounce modes.
- File System Support
- Up to 4 file handles open simultaneously for reading and/or writing.
- Random reads/writes.
- You can read from or write to anywhere in a file.
- Seeking in a file allows for file pre-allocation, leading to faster write times.
- File truncation.
- Change file modification stamp.
- Change file attributes.
- Iterated file listings with wildcards.
- You can iterate through a directory listing with wildcards.
- Direct file copy.
- Copy data from one file to another directly.
- On-board Real-Time Clock (RTC).
- Files created/modified have time stamps updated to current time.1)
- Configuration on card.
- Settings can be read from a configuration file on the card.2)
- Bootloader for firmware updates.
- Chipset available for OEM integration. TQFP or QFN controller + LQFP decoder.
- -40°C to +85°C operating temperature range.
- RoHS compliant.
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