4XR01T3V130 Datasheet, PDF (5/16 Pages) Holtek Semiconductor Inc – 8-Bit OTP MCU with RF Transmitter

HT46R01T3/HT48R01T3
8-Bit OTP MCU with RF Transmitter
Pin Name
PB1/DOUT
Function OPT I/T O/T
Description
General purpose I/O. Register enabled pull-up.
PB1 PBPU ST CMOS Internally connected to DIN pin on RF module.
Must be setup as output for interfacing to RF module.
DOUT ¾
¾
¾
Data output from MCU to RF module
Connected internally to PB1
PAOUT
PAOUT ¾
¾ NSO RF power amplifier output
XOUT
XOUT
¾
¾ 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
PA0
PA1/PFD
PA2/TMR0
PA3/INT
PA4/TMR1
PA5/OSC2
PA6/OSC1
Function OPT
PA0
PAPU
PAWK
PA1
PAPU
PAWK
PFD CTRL0
PA2
PAPU
PAWK
TC0
¾
PA3
PAPU
PAWK
INT
¾
PA4
PAPU
PAWK
TC1
¾
PA5
PAPU
PAWK
OSC2
CO
PA6
PAPU
PAWK
OSC1
CO
I/T
ST
ST
¾
ST
ST
ST
ST
ST
ST
ST
¾
ST
OSC
O/T
Description
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS PFD output
CMOS General purpose I/O. Register enabled pull-up and wake-up.
¾ External Timer 0 clock input
CMOS General purpose I/O. Register enabled pull-up and wake-up.
¾ External interrupt input
CMOS General purpose I/O. Register enabled pull-up and wake-up.
¾ External Timer 1 clock input
CMOS General purpose I/O. Register enabled pull-up and wake-up.
OSC Oscillator pin
CMOS General purpose I/O. Register enabled pull-up and wake-up.
¾ Oscillator pin
Rev. 1.30
5
November 23, 2010