SH69P25 Description
SH69P25 is a 4-bit micro controller. This chip integrates the SH6610C 4-bit CPU core with SRAM, 4K OTPROM, Timer and I/O Ports. SH69P25 Block Diagram RESET OSCO OSCI OSC WDTEN RC RESET WATCHDOG TIMER PRESCLALER CPU PORTA ( 4-BITS ) PORTA [0:3] PORTB ( 4-BITS ) Power on PORTB [0:3] LPD CTL REG.
SH69P25 Key Features
- SH6610C-based single-chip 4-bit micro-controller OTPROM: 4096 X 16 bits RAM: 160 X 4 bits (data memory) Operation voltag
- 6.0V (typical 3.0V or 5.0V) 22 CMOS bi-directional I/O pins Built in pull-up and pull-low resistor for PortA ~ PortF 4-l
- Internal interrupt (Timer0)
- External interrupts: PortB & PortC (rising/falling edge)
- Oscillator (OTP option)
- X`tal oscillator: 32.768kHz
- Ceramic resonator: 400k
- RC oscillator:400k
- External clock: 30k
- Instruction cycle time