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esptool.py: Flash size arguments in megabits like '32m' are deprecated. #383

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esptool.py: Flash size arguments in megabits like '32m' are deprecated. #383

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12 changes: 6 additions & 6 deletions FLASHING.md
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Original file line number Diff line number Diff line change
Expand Up @@ -76,22 +76,22 @@ On Linux using esptool.py this turns into the following for a 32mbit=4MByte flas
such as an esp-12 module typically has (_substitute the appropriate release number and bootloader
version number_):
```
curl -L https://github.com/jeelabs/esp-link/releases/download/v2.2.3/esp-link-v2.2.3.tgz | \
curl -L http://s3.voneicken.com/esp-link/esp-link-v3.0.14-g963ffbb.tgz | \
tar xzf -
cd esp-link-v2.2.3
esptool.py --port /dev/ttyUSB0 --baud 230400 write_flash -fs 32m -ff 80m \
0x00000 boot_v1.5.bin 0x1000 user1.bin \
esptool.py --port /dev/ttyUSB0 --baud 230400 write_flash -fs 4MB -ff 80m \
0x00000 boot_v1.6.bin 0x1000 user1.bin \
0x3FC000 esp_init_data_default.bin 0x3FE000 blank.bin
```
I use a high baud rate as shown above because I'm impatient, but that's not required.

### 4Mbit / 512Kbyte module
```
curl -L https://github.com/jeelabs/esp-link/releases/download/v2.2.3/esp-link-v2.2.3.tgz | \
curl -L http://s3.voneicken.com/esp-link/esp-link-v3.0.14-g963ffbb.tgz | \
tar xzf -
cd esp-link-v2.2.3
esptool.py --port /dev/ttyUSB0 --baud 460800 write_flash -fs 4m -ff 40m \
0x00000 boot_v1.5.bin 0x1000 user1.bin \
esptool.py --port /dev/ttyUSB0 --baud 460800 write_flash -fs 512KB -ff 40m \
0x00000 boot_v1.6.bin 0x1000 user1.bin \
0x7C000 esp_init_data_default.bin 0x7E000 blank.bin
```
The `-fs 4m -ff40m` options say 4Mbits and 40Mhz as opposed to 32Mbits at 80Mhz for the 4MByte
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