Replacing an integrated circuit with a 153 FBGA layout requires precise thermal management to avoid ruining the trace pads of the multi-layered motherboard.
– Set I/O scheduler to none or mq-deadline for eMMC. jz144 emmc
The JZ144 follows the standard eMMC 153/144 ballout (JEDEC). Key signals: Replacing an integrated circuit with a 153 FBGA
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| Setting | Effect | |------------------------------------|------------------------------------------------| | Enable HS400 mode (CMD6, arg=0x03B90200) | Max throughput > 300 MB/s | | Use 8‑bit bus width (if supported) | Doubles bandwidth over 4‑bit | | Partition alignment (4KB boundary)| Prevents read‑modify‑write cycles | | Flush cache before critical ops | Ensures data integrity ( sync , CMD13 polling) | | Enable write cache (default on) | Improves burst write speed, but risk on power loss | | Disable periodic background ops (BKOPS) | Might be required for real‑time systems |
The JZ144 footprint is synonymous with efficiency and, in its industrial variants, longevity. 1. Compact BGA Package