13.1. FLASHSTERSS example¶
13.1.1. Overview¶
FLASHSTERSS example project stress test for external NOR Flash. It’s contain the follow:
dcache enable and read by api
erase chip (earse whole chip in once)
write 0x55
read verify
erase all block (earse one block until all block be erased)
write 0xAA
read verify
dcache enable and read by mem bus
erase chip (earse whole chip in once)
write 0x55
read verify
erase all block (earse one block until all block be erased)
write 0xAA
read verify
dcache disable and read by api
erase chip (earse whole chip in once)
write 0x55
read verify
erase all block (earse one block until all block be erased)
write 0xAA
read verify
dcache disable and read by mem bus
erase chip (earse whole chip in once)
write 0x55
read verify
erase all block (earse one block until all block be erased)
write 0xAA
read verify
13.1.2. Board Setting¶
No special settings
13.1.3. Running the example¶
When the project runs correctly, and the serial port terminal will output the following information:
=============================================
[read api(dcache enable)]: chip size: 16777216
[read api(dcache enable)]: block size: 65536
=============================================
[read api(dcache enable)]: [erase_chip] PASSED!!!
[read api(dcache enable)]: [erase_chip] take 22.439308 seconds!!!
[read api(dcache enable)]: [write] PASSED!!!
[read api(dcache enable)]: [write] take time: 30.603752, speed: 0.522812 MiB/s
[read api(dcache enable)]: [read] PASSED!!!
[read api(dcache enable)]: [read] take time: 0.599961, speed: 26.668401 MiB/s
[read api(dcache enable)]: [erase all blocks] PASSED
[read api(dcache enable)]: [erase all blocks] take time: 31.895067 seconds
[read api(dcache enable)]: [write] PASSED!!!
[read api(dcache enable)]: [write] take time: 30.333946, speed: 0.527462 MiB/s
[read api(dcache enable)]: [read] PASSED!!!
[read api(dcache enable)]: [read] take time: 0.599961, speed: 26.668401 MiB/s
=============================================
[read mem(dcache enable)]: chip size: 16777216
[read mem(dcache enable)]: block size: 65536
=============================================
[read mem(dcache enable)]: [erase_chip] PASSED!!!
[read mem(dcache enable)]: [erase_chip] take 22.510139 seconds!!!
[read mem(dcache enable)]: [write] PASSED!!!
[read mem(dcache enable)]: [write] take time: 30.774879, speed: 0.519905 MiB/s
[read mem(dcache enable)]: [read] PASSED!!!
[read mem(dcache enable)]: [read] take time: 0.445520, speed: 35.913089 MiB/s
[read mem(dcache enable)]: [erase all blocks] PASSED
[read mem(dcache enable)]: [erase all blocks] take time: 31.973159 seconds
[read mem(dcache enable)]: [write] PASSED!!!
[read mem(dcache enable)]: [write] take time: 30.507415, speed: 0.524463 MiB/s
[read mem(dcache enable)]: [read] PASSED!!!
[read mem(dcache enable)]: [read] take time: 0.445585, speed: 35.907852 MiB/s
=============================================
[read api(dcache disable)]: chip size: 16777216
[read api(dcache disable)]: block size: 65536
=============================================
[read api(dcache disable)]: [erase_chip] PASSED!!!
[read api(dcache disable)]: [erase_chip] take 22.774911 seconds!!!
[read api(dcache disable)]: [write] PASSED!!!
[read api(dcache disable)]: [write] take time: 30.924932, speed: 0.517382 MiB/s
[read api(dcache disable)]: [read] PASSED!!!
[read api(dcache disable)]: [read] take time: 0.600448, speed: 26.646770 MiB/s
[read api(dcache disable)]: [erase all blocks] PASSED
[read api(dcache disable)]: [erase all blocks] take time: 32.059715 seconds
[read api(dcache disable)]: [write] PASSED!!!
[read api(dcache disable)]: [write] take time: 30.684532, speed: 0.521435 MiB/s
[read api(dcache disable)]: [read] PASSED!!!
[read api(dcache disable)]: [read] take time: 0.600447, speed: 26.646814 MiB/s
=============================================
[read mem(dcache disable)]: chip size: 16777216
[read mem(dcache disable)]: block size: 65536
=============================================
[read mem(dcache disable)]: [erase_chip] PASSED!!!
[read mem(dcache disable)]: [erase_chip] take 22.583667 seconds!!!
[read mem(dcache disable)]: [write] PASSED!!!
[read mem(dcache disable)]: [write] take time: 31.061794, speed: 0.515102 MiB/s
[read mem(dcache disable)]: [read] PASSED!!!
[read mem(dcache disable)]: [read] take time: 0.439910, speed: 36.371074 MiB/s
[read mem(dcache disable)]: [erase all blocks] PASSED
[read mem(dcache disable)]: [erase all blocks] take time: 32.009662 seconds
[read mem(dcache disable)]: [write] PASSED!!!
[read mem(dcache disable)]: [write] take time: 30.804359, speed: 0.519407 MiB/s
[read mem(dcache disable)]: [read] PASSED!!!
[read mem(dcache disable)]: [read] take time: 0.439910, speed: 36.371074 MiB/s
=============================================
All cases are PASSED
=============================================
notes: The project takes about 10 mintues. wait patiently, please!