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Minor README updates.

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Peter Hinch 2021-01-24 10:18:41 +00:00
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@ -231,7 +231,7 @@ See [random.py](./random/random.py) for usage and timing documentation. The
own [cheap random](./random/cheap_rand.py). The latter constrains calculations own [cheap random](./random/cheap_rand.py). The latter constrains calculations
to 30 bits, allowing its use in an ISR. It comes with no guarantees of random to 30 bits, allowing its use in an ISR. It comes with no guarantees of random
quality and the only statistical test is that the mean converges on the right quality and the only statistical test is that the mean converges on the right
value. value. None of these generators are suitable for cryptography.
## 4.9 Verifying incrementing sequences ## 4.9 Verifying incrementing sequences
@ -259,7 +259,8 @@ The constraint `0 <= value <= max_value` applies where `max_value` is a
constructor arg. The `max_value` arg defines the size of the underlying constructor arg. The `max_value` arg defines the size of the underlying
bytearray. For example if `max_value` is 255, the bytearray will use 32 bytes. bytearray. For example if `max_value` is 255, the bytearray will use 32 bytes.
The constraint applies to member values of a set, and to index values of a The constraint applies to member values of a set, and to index values of a
boolean array. boolean array. So the set will be capable of storing integers from 0 to 255,
and the array will accept indices in the same range.
These classes are lightweight. For example the `IntSet` class does not include These classes are lightweight. For example the `IntSet` class does not include
all the dunder (magic) methods required to match the native `set` class. These all the dunder (magic) methods required to match the native `set` class. These
@ -390,7 +391,7 @@ A simple way to render text to displays where the driver is subclassed from
`framebuf`. `framebuf`.
[nano-gui](https://github.com/peterhinch/micropython-nano-gui) Simple GUI for [nano-gui](https://github.com/peterhinch/micropython-nano-gui) Simple GUI for
displays where the driver is subclassed from `framebuf`. Repo includes display displays where the driver is subclassed from `framebuf`. Repo includes display
drivers e.g. for common OLED displays. drivers for various displays including TFT, OLED, ePaper and Sharp.
[LCD160CR](https://github.com/peterhinch/micropython-lcd160cr-gui) Touch GUI [LCD160CR](https://github.com/peterhinch/micropython-lcd160cr-gui) Touch GUI
for the official display module. for the official display module.
[TFT-GUI](https://github.com/peterhinch/micropython-tft-gui) A fast touch GUI [TFT-GUI](https://github.com/peterhinch/micropython-tft-gui) A fast touch GUI
@ -398,7 +399,8 @@ for large displays based on SSD1963 controller with XPT2046 touch controller.
[RA8875-GUI](https://github.com/peterhinch/micropython_ra8875) Touch GUI for [RA8875-GUI](https://github.com/peterhinch/micropython_ra8875) Touch GUI for
large displays based on the RA8875 controller (e.g. from Adafruit). large displays based on the RA8875 controller (e.g. from Adafruit).
[e-paper](https://github.com/peterhinch/micropython-epaper) GUI for the [e-paper](https://github.com/peterhinch/micropython-epaper) GUI for the
Embedded Artists 2.7 inch e-paper display. Pyboard only. Embedded Artists 2.7 inch e-paper display. Pyboard only. Sadly these displays
are now obsolete.
## 5.7 Pyboard micropower ## 5.7 Pyboard micropower