?????????????????????? ???????н?? PSIO
???????????
???????н?? PSIO
??ν PSIO
???????н?? ( Programmable Serial I / O??PSIO )????????????????????????????????????????????????????????????????????衣PSIO ??????泣???????????? ( UART??SPI ???? ) ????????????????? ( Maxim 1-wire??????? EEPROM ?? Microchip single-wire UNI / O?????????????? Wiegand???? ) ?????????Э??????????? ( ?????? LED ?????? SPI Э?顭?? ) ??
PSIO???8????λ???????λ??????????н????????趨????????????????????PSIO????4????????????????????????????8????????????????????????壬?????????????????????????????PSIO???????????????????????????????????????????????????????????????????????????CPU?????PSIO?????????????? ( Peripheral Direct Memory Access, PDMA ) ???????????CPU???????????????????????????滥????
?????
PSIO?????????????????????????RGB LED (Addressable RGB LED, ARGB LED)?????ARGB LED???????????н????????????λ?????????????????????LED??????????????????ε??Ч????????LED?????????????ARGB LED????????????????????????????24??????????????1??ARGB LED?????????????????????????????????????????ARGB LED???
????????????????????????????T0H/T0L???T1H/T1L???????????0??1??????????????PDMA??????????????????????????????????????????????????CPU?????????????????????????????????????????????????????????????????????????????PSIO??PSIO?????????PDMA???????????????PSIO??PSIO?????趨?????????????????????????ARGB LED??????
NuMicro M251??????PSIO????
????NuMicro® M251??????PSIO???衣????32 KB????M251xG6AE?????????8??ARGB LED??????????180??LED???????16 KB????M251xE3AE?????????8??ARGB LED??????????80??LED?????????????????????????ο??±???
????zzy ?????????2021-12-30
