????????LCD??????????????????? - ?????????ü???????巽??
Cortex-M23 ???
NuMicro M256 ???
IC ???
M256 ????? 32 λ?????????????????? LCD ????????????????????? M23 ?????? Armv8-M ???????????????? 48 MHz????? 128 KB Flash ?? 16 KB SRAM???????? 1.75V ?? 5.5V ??????????? -40?? ?? 105?? ????????Χ??
M256 ?????? 8 x 28, 6 x 30, 4 x 32, 8 x 44, 6 x 46, 4 x 48 COM/SEG ??????????????????????????????????? LCD ??????????????????????????????? MCU ????? LCD ?????????????????? 3V ?? 5V ?? LCD ????????????????????·??????????????????? Touch key ???????Ч???????? 16 ???????????????????????????????????????????
M256 ??????????????棬?綨?????????????????5 · PDMA??3 ?? UART??1 ?? I2C??1 ?? SPI/I2S??1 ?? USCI (?????н??)?? 6 · 16 λ PWM??????????????????·?????? 16 ??? 12 λ 730 kSPS ?????? ADC????????????? (ACMP)?????????????????????????????ò???С???????磬????????????
?綯???г????
??ó???
???????????IEC 61000-4-6 10V???????????
?????硢MCU??????: <3uA ?????????30С???????????
RTC?????????????書??
LCD????????????????????Ч????
?????????в?
??
?????????????????????????????
?????? ITO??????????潨???????糡
?????? ITO ???????ι????????????
???????
???????????????????????????糡????????
??????????????????ITO?????????????????γ??????????????????????????ITO Pattern??????IC????????в??????仯?????????в??????????????????????λ??
???????????
??ó???
?????16?·???????
???????????IEC 61000-4-6 10V???????????
????????????????
LCD???buffer????????????
?????
??ó???
PWM??????????????,?????????????????????????????????
6·????12-bit ADC ????????????: ?????????????(????????/????)???????????(???????)?????????????????
???LCD??????????
?????????????ACMP????ж?????·
??AC???????RTC???????VBAT?????????????
?????7·????????????????????????
????zzy ?????????2021-12-27
