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Echo – Open Hardware Music Player
Echo - Open Hardware Music Player. Contribute to amachronic/echoplayer development by creating an account on GitHub.
It's primarily designed to run Rockbox, a free music player firmware with support for many codecs, and a wide array of features. ComponentDescriptionCPUSTM32H743 @ 480 MHzMemory32 MiB SDRAM @ 120 MHzAudioTLV320AIC3104, up to 96 KHz, 0.707 V RMSDisplay18-bit, 320x240, 2.3 inch LCDStorageExpandable external memory card slotUSBUSB 2.0 @ 480 Mbps (High-speed)Headphone outYes (3.5mm jack)Line outYes (3.5mm jack)MicrophoneCan use wired headphone micRTCYes, with wake-up alarm functionBatteryReplaceable BL-5C battery (~1000 mAH)The Rev1 prototype PCB is complete but has some problems (see the list of known issues below). Reference designators in the schematics don't make much sense, there are gaps in the numbering and samed-valued components are not in contiguous ranges.
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