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HT48R01T3 Datasheet(PDF) 5 Page - Holtek Semiconductor Inc |
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HT48R01T3 Datasheet(HTML) 5 Page - Holtek Semiconductor Inc |
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5 / 16 page  Pin Name Function OPT I/T O/T Description PB1/DOUT PB1 PBPU ST CMOS General purpose I/O. Register enabled pull-up. Internally connected to DIN pin on RF module. Must be setup as output for interfacing to RF module. DOUT ¾¾ ¾ Data output from MCU to RF module Connected internally to PB1 PAOUT PAOUT ¾¾ NSO RF power amplifier output XOUT XOUT ¾¾ HXT RF chip crystal pin XIN XIN ¾ HXT ¾ RF chip crystal pin VDD VDD ¾ PWR ¾ MCU power supply VSS VSS ¾ PWR ¾ MCU ground AVDD AVDD ¾ PWR ¾ RF chip power supply AVSS AVSS ¾ PWR ¾ RF chip ground Note: I/T: Input type O/T: Output type OPT: Optional by configuration option (CO) or register option PWR: Power CO: Configuration option ST: Schmitt Trigger input CMOS: CMOS output NSO: Non-standard output HT48R01T3 Pin Name Function OPT I/T O/T Description PA0 PA0 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. PA1/PFD PA1 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. PFD CTRL0 ¾ CMOS PFD output PA2/TMR0 PA2 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. TC0 ¾ ST ¾ External Timer 0 clock input PA3/INT PA3 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. INT ¾ ST ¾ External interrupt input PA4/TMR1 PA4 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. TC1 ¾ ST ¾ External Timer 1 clock input PA5/OSC2 PA5 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. OSC2 CO ¾ OSC Oscillator pin PA6/OSC1 PA6 PAPU PAWK ST CMOS General purpose I/O. Register enabled pull-up and wake-up. OSC1 CO OSC ¾ Oscillator pin HT46R01T3/HT48R01T3 8-Bit OTP MCU with RF Transmitter Rev. 1.30 5 November 23, 2010 |
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