pin function selection in power down mode register 0
| PA00_WAKEUP_EN | Control GPIOA[31-0] as Wakeup source. |
| PA01_WAKEUP_EN | no description available |
| PA02_WAKEUP_EN | no description available |
| PA03_WAKEUP_EN | no description available |
| PA04_WAKEUP_EN | no description available |
| PA05_WAKEUP_EN | no description available |
| PA06_WAKEUP_EN | no description available |
| PA07_WAKEUP_EN | no description available |
| PA08_WAKEUP_EN | no description available |
| PA09_WAKEUP_EN | no description available |
| PA10_WAKEUP_EN | no description available |
| PA11_WAKEUP_EN | no description available |
| PA12_WAKEUP_EN | no description available |
| PA13_WAKEUP_EN | no description available |
| PA14_WAKEUP_EN | no description available |
| PA15_WAKEUP_EN | no description available |
| PA16_WAKEUP_EN | no description available |
| PA17_WAKEUP_EN | no description available |
| PA18_WAKEUP_EN | no description available |
| PA19_WAKEUP_EN | no description available |
| PA20_WAKEUP_EN | no description available |
| PA21_WAKEUP_EN | no description available |
| PA22_WAKEUP_EN | no description available |
| PA23_WAKEUP_EN | no description available |
| PA24_WAKEUP_EN | no description available |
| PA25_WAKEUP_EN | no description available |
| PA26_WAKEUP_EN | no description available |
| PA27_WAKEUP_EN | no description available |
| PA28_WAKEUP_EN | no description available |
| PA29_WAKEUP_EN | no description available |
| PA30_WAKEUP_EN | no description available |
| PA31_WAKEUP_EN | no description available |