v0.4.0

What's Changed

• Add public functions to toggle PWREN bits by @skammer in #64
• RFC: docs and examples for custom selection of PWM channels by @geomatsi in #60
• Add more configuration options to UART by @TheZoq2 in #63
• aliases for serial tx/rx by @burrbull in #59
• adc: add support for channels 16 and 17 in ADC1 by @geomatsi in #67
• Implement serial::{Tx,Rx}::{listen,unlisten}. by @jmgao in #72
• Adds DMA support for ADC1 by @thalesfragoso in #73
• Update the cargo version in the README.md by @TeXitoi in #78
• Handle debugger pins by @TeXitoi in #79
• pwm: fix examples for custom Pins trait by @geomatsi in #74
• Fixes hclk miscalculation by @thalesfragoso in #85
• bump stm32f1 by @burrbull in #88
• gpio consts by @burrbull in #91
• device features by @burrbull in #90
• digital v2 by @burrbull in #93
• Add support for reading and writing to the Backup Data Register (#83). by @mjepronk in #86

New Contributors

• @jmgao made their first contribution in #72
• @TeXitoi made their first contribution in #78
• @mjepronk made their first contribution in #86

Full Changelog: v0.3.0...v0.4.0