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HT68FU40 Datasheet(PDF) 10 Page - Holtek Semiconductor Inc |
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HT68FU40 Datasheet(HTML) 10 Page - Holtek Semiconductor Inc |
10 / 232 page Note: I/T: Input type; O/T: Output type OP: Optional by configuration option (CO) or register option PWR: Power; CO: Configuration option; ST: Schmitt Trigger input CMOS: CMOS output; NMOS: NMOS output SCOM: Software controlled LCD COM; AN: Analog input pin HXT: High frequency crystal oscillator LXT: Low frequency crystal oscillator As the Pin Description Summary table applies to the package type with the most pins, not all of the above listed pins may be present on package types with smaller numbers of pins. HT68F50 Pin Name Function OP I/T O/T Pin-Shared Mapping PA0~PA7 Port A PAWU PAPU ST CMOS ¾ PB0~PB7 Port B PBPU ST CMOS ¾ PC0~PC7 Port C PCPU ST CMOS ¾ PD0~PD7 Port D PDPU ST CMOS ¾ PE0~PE7 Port E PEPU ST CMOS ¾ PF0~PF1 Port F PFPU ST CMOS ¾ C0-, C1- Comparator 0, 1 input CP0C CP1C AN ¾ PA3, PC3 C0+, C1+ Comparator 0, 1 input CP0C CP1C AN ¾ PA2, PC2 C0X, C1X Comparator 0, 1 output CP0C CP1C PRM0 ¾ CMOS PA0, PA5 or PF0, PF1 TCK0~TCK3 TM0~TM3 input PRM1 ST ¾ PA2, PA4, PC2, PC4 or PD2, PD3, PD0, - TP0_0, TP0_1 TM0 I/O TMPC0 PRM2 ST CMOS PA0, PC5 or PC6, PD5 TP1A TM1 I/O TMPC0 PRM2 ST CMOS PA1 or PC7 TP1B_0~TP1B_2 TM1 I/O TMPC0 PRM2 ST CMOS PC0, PC1, PC5 or -, -, PE4 TP2_0, TP2_1 TM2 I/O TMPC1 PRM2 ST CMOS PC3, PC4 or PD1, PD4 TP3_0, TP3_1 TM3 I/O TMPC1 PRM2 ST CMOS PD3, PD0 or PE5, PE3 INT0, INT1 Ext. Interrupt 0, 1 PRM1 ST ¾ PA3, PA4 or PC4, PC5 or PE6, PE7 PINT Peripheral Interrupt PRM0 ST ¾ PC3 or PC4 PCK Peripheral Clock output PRM0 ¾ CMOS PC2 or PC5 SDI SPI Data input PRM0 ST ¾ PA6 or PD2 or PB7 SDO SPI Data output PRM0 ¾ CMOS PA5 or PD3 or PB6 SCS SPI Slave Select PRM0 ST CMOS PB5 or PD0 or PD7 SCK SPI Serial Clock PRM0 ST CMOS PA7 or PD1 or PD6 HT68F20/HT68F30/HT68F40/HT68F50/HT68F60 HT68FU30/HT68FU40/HT68FU50/HT68FU60 Rev. 1.10 10 February 1, 2010 |
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