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HT68FU50 数据表(PDF) 19 Page - Holtek Semiconductor Inc |
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HT68FU50 数据表(HTML) 19 Page - Holtek Semiconductor Inc |
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19 / 244 page  Pin Name Function OP I/T O/T Pin-Shared Mapping 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~INT3 Ext. Interrupt 0~3 PRM1 ST ¾ PA3, PA4, PC4, PC5 or PC4, PC5, PE2, -,or PE0, PE1, -, - 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 or PD1 SCS SPI Slave Select PRM0 ST CMOS PB5 or PD0 or PD7 SCK SPI Serial Clock PRM0 ST CMOS PA7 or PD1 or PD6 or PD3 SCL I 2C Clock PRM0 ST NMOS PA7 or PD1 or PD6 or PD3 SDA I 2C Data PRM0 ST NMOS PA6 or PD2 or PB7 SCOM0~SCOM3 SCOM0~SCOM3 SCOMC ¾ SCOM PC0, PC1, PC6, PC7 OSC1 HXT/ERC pin CO HXT ¾ PB1 OSC2 HXT pin CO ¾ HXT PB2 XT1 LXT pin CO LXT ¾ PB3 XT2 LXT pin CO ¾ LXT PB4 RES Reset input CO ST ¾ PB0 VDD Power supply ¾ PWR ¾¾ VSS Ground ¾ PWR ¾¾ 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. HT68F20/HT68F30/HT68F40/HT68F50/HT68F60 HT68FU30/HT68FU40/HT68FU50/HT68FU60 Rev. 1.50 19 March 15, 2011 |
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