Details

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BUY R65C22P2 https://www.utsource.net/itm/p/12608309.html

Parameter	Description	Value	Unit
Device Type	Programmable Interface Peripheral	R65C22P2	-
Operating Voltage (Vcc)	Supply Voltage Range	4.75 to 5.25	V
Operating Temperature	Temperature Range	-40 to +85	掳C
Storage Temperature	Storage Temperature Range	-65 to +150	掳C
I/O Ports	Number of Bidirectional I/O Ports	2	-
Timer/Counter	Number of 16-bit Timer/Counters	2	-
Shift Register	Serial Input/Output Shift Register	8-bit	-
Interrupt Control	Number of Interrupt Sources	7	-
Power Consumption	Typical Power Consumption at 5V, 2MHz	250	mW
Package Type	Package Style	PDIP-40, PLCC-44	-

Instructions for Using R65C22P2

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the range of 4.75V to 5.25V.
   • Connect the ground (GND) pin to the system ground.

2. Clock Source:

   • The R65C22P2 can operate with an external clock or an internal oscillator.
   • For an external clock, connect the clock signal to the appropriate pin (e.g., CLK).
   • For an internal oscillator, connect a crystal or resonator between the XTAL1 and XTAL2 pins.

3. I/O Ports:

   • Configure the I/O ports (PA and PB) using the control registers.
   • Set the direction of each port bit (input or output) using the Data Direction Registers (DDRA and DDRB).

4. Timer/Counter:

   • Use the Timer/Counter Control Registers (T1CL, T1CH, T2CL, T2CH) to set up the timer/counters.
   • Enable or disable the timer/counters using the appropriate bits in the Auxiliary Control Register (ACR).

5. Shift Register:

   • Use the Shift Register Control Register (SRC) to configure the shift register operation.
   • Load data into the shift register using the Shift Register Data Register (SRDR).

6. Interrupts:

   • Enable interrupts by setting the appropriate bits in the Interrupt Enable Register (IER).
   • Service interrupts by reading the Interrupt Flag Register (IFR) and clearing the interrupt flags as needed.

7. Programming:

   • Write to the control and data registers to configure and control the R65C22P2.
   • Refer to the device datasheet for specific register addresses and bit definitions.

8. Testing:

   • Verify the functionality of the R65C22P2 by testing the I/O ports, timers/counters, and shift register.
   • Use a logic analyzer or oscilloscope to monitor the signals and ensure correct operation.

9. Handling:

   • Handle the R65C22P2 with care to avoid static damage.
   • Store the device in an ESD-safe environment when not in use.

10. Soldering:

    • Follow proper soldering techniques to ensure reliable connections.
    • Avoid overheating the device during soldering.

(For reference only)