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HT45F43 датащи(PDF) 11 Page - Holtek Semiconductor Inc |
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HT45F43 датащи(HTML) 11 Page - Holtek Semiconductor Inc |
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11 / 152 page ![]() Pin Name Function OPT I/T O/T Description PB2/SCK/SCL PB2 PBPU MISC ST CMOS NMOS General purpose I/O. Register enabled pull-up and output NMOS structure. SCK ¾ ST ¾ SPI serial clock SCL ¾ ST NMOS I 2C clock PB3/AN0/SCS PB3 PBPU MISC ST CMOS NMOS General purpose I/O. Register enabled pull-up and output NMOS structure. AN0 ADCR AN ¾ A/D channel 0 SCS ¾ ST ¾ SPI slave select PB4/AN1/AUD/PCLK PB4 PBPU ST CMOS General purpose I/O. Register enabled pull-up AN1 ADCR AN CMOS A/D channel 1 AUD DACTRL ¾¾ D/A output pin PCLK ¾¾ CMOS Peripheral clock output PB5/AN2/PINT PB5 PBPU ST CMOS General purpose I/O. Register enabled pull-up AN2 ADCR AN ¾ A/D channel 2 PINT ¾ ST ¾ Peripheral interrupt PB6/AN3/RES PB6 PBPU ST CMOS General purpose I/O. Register enabled pull-up AN3 ADCR AN ¾ A/D channel 3 RES CO ST ¾ Reset pin PC0/AN4/OSC1 PC0 PCPU ST CMOS General purpose I/O. Register enabled pull-up. AN4 ADCR AN ¾ A/D channel 4 OSC1 CO HXT ¾ HXT/ERC pin PC1/AN5/OSC2 PC1 PCPU ST CMOS General purpose I/O. Register enabled pull-up. AN5 ADCR AN ¾ A/D channel 5 OSC2 CO ¾ HXT HXT pin PC2/XT1 PC2 PCPU ST CMOS General purpose I/O. Register enabled pull-up. XT1 CO LXT ¾ LXT pin PC3/XT2 PC3 PCPU ST CMOS General purpose I/O. Register enabled pull-up. XT2 CO ¾ LXT LXT pin PC4/VREF/VCAP/SCOM1 PC4 PCPU ST CMOS General purpose I/O. Register enabled pull-up. VREF ACSR AN ¾ ADC reference input VCAP LDOC ¾¾ LDO output capacitor pin. Connect a 0.1 mF capacitor. SCOM1 LCDC ¾ SCOM Software controlled 1/2 bias LCD COM PC5/PWM0/C1N/SCOM2 PC5 PCPU ST CMOS General purpose I/O. Register enabled pull-up. PWM0 BPCTL ¾ CMOS PWM0 output pin C1N CMP1C1 CMPI ¾ Comparator 1 inverting input pin SCOM2 LCDC ¾ SCOM Software controlled 1/2 bias LCD COM HT45F23/HT45F43 8-Bit Flash MCU with Op Amps & Comparators Rev. 1.20 11 September 15, 2011 |
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