- Part: NB90234
- Description: 16-bit Proprietary Microcontroller
- Manufacturer: Fujitsu Media Devices Limited
- Size: 1.48 MB
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NB90234 Key Features
- Minimum execution time: 62.5 ns (at machine clock frequency of 16 MHz)
- Instruction set optimized for controllers Various data types supported (bit, byte, word, and long-word) Extended address
- Enhanced instructions applicable to high-level language (C) and multitasking System stack pointer Enhanced pointer-indir
- Increased execution speed: 8-byte instruction queue
- 8-level, 32-factor powerful interrupt service functions
- Automatic transfer function independent of the CPU (EI2OS)
- General-purpose ports: Up to 84 lines Ports with input pull-up resistor available: 24 lines Ports with output open-drain
- RAM: 2 Kbytes (MB90233) 3 Kbytes (MB90234/W234/P234)
- PWM control circuit: (simple 8 bits): 6 channels
- Serial interface UART: 1 channel Extended serial I/O interface Switchable I/O port: 1 channel munication prescaler (Sour
