Details

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Parameter	Description	Value
Device Type	Microcontroller Peripheral Interface	-
Part Number	W65C22SPL-8	-
Package	40-Pin PDIP (Plastic Dual In-Line Package)	-
Operating Voltage (Vcc)	Supply Voltage Range	4.75V to 5.25V
Clock Frequency (fosc)	Maximum Clock Frequency	10 MHz
Power Consumption	Typical Power Consumption at 5V, 10 MHz	300 mW
Temperature Range	Operating Temperature	-40掳C to +85掳C
Storage Temperature	Storage Temperature	-65掳C to +150掳C
I/O Ports	Number of I/O Lines	16 (PA0-PA7, PB0-PB7)
Timers	Number of Timers	2 (Timer 1 and Timer 2)
Shift Register	Built-in Shift Register	Yes
Interrupts	Number of Interrupt Sources	13
Serial Communication	UART (Universal Asynchronous Receiver-Transmitter)	Yes
Parallel Communication	Parallel I/O Ports	Yes
Data Bus Width	Data Bus Width	8-bit
Address Bus Width	Address Bus Width	16-bit
Program Memory	Program Memory Size	N/A (No on-chip program memory)
Data Memory	Data Memory Size	N/A (No on-chip data memory)
Communication Interfaces	Supported Communication Interfaces	SPI, I2C, UART
Pin Configuration	Pin Count	40
Pin Pitch	Pin Pitch	2.54 mm

Instructions for Using the W65C22SPL-8

1. Power Supply:

   • Connect the Vcc pin to a 5V power supply.
   • Connect the GND pin to ground.

2. Clock Input:

   • Connect the clock input (CLK) to a stable 10 MHz clock source.

3. Reset:

   • Apply a high signal to the RESET pin to reset the device. Ensure the reset pulse is at least 100 ns long.

4. I/O Configuration:

   • Configure the I/O ports (PA0-PA7, PB0-PB7) using the control registers (DDRA, DDRB, PORTA, PORTB).

5. Timer Setup:

   • Set up the timers (Timer 1 and Timer 2) by writing to the timer control registers (T1CL, T1CH, T2CL, T2CH).

6. Serial Communication:

   • Initialize the UART by configuring the serial control register (ACR, PCR).
   • Use the transmit and receive registers (SR, CSR) for data communication.

7. Interrupt Handling:

   • Enable interrupts by setting the appropriate bits in the interrupt control registers (IER, IFER).
   • Service interrupts by checking the interrupt flag register (IFR) and clearing the flags as necessary.

8. Shift Register:

   • Use the shift register for serial-to-parallel or parallel-to-serial data conversion by configuring the shift control register (PCR).

9. Testing:

   • Verify the functionality of the device by testing the I/O ports, timers, and communication interfaces with simple test programs.

10. Handling and Storage:

    • Handle the device with care to avoid static damage.
    • Store the device in a dry, cool place within the specified storage temperature range.

For detailed programming and application notes, refer to the datasheet and application notes provided by the manufacturer.

(For reference only)