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MB91155 Datasheet(PDF) 2 Page - Fujitsu Component Limited. |
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MB91155 Datasheet(HTML) 2 Page - Fujitsu Component Limited. |
2 / 105 page MB91F155A/MB91155/MB91154 2 2. Bus Interface • 16-bit address output, 8/16-bit data input and output • Basic bus cycle : 2-clock cycle • Support for interface for various types of memory • Unused data/address pins can be configured us input/output ports • Support for little endian mode 3. Internal ROM MB91F155A FLASH products : 510 Kbytes MB91155 Mask product : 510 Kbytes MB91154 Mask product : 384 Kbytes 4. Internal RAM Mask, FLASH products : 2 Kbytes 5. Internal Data RAM MB91F155, MB91155 FLASH, Mask products : 32 Kbytes MB91154 FLASH, Mask product : 20 Kbytes 6. DMAC DMAC in descriptor format for placing transfer parameters on to the main memory. Capable of transferring a maximum of eight internal and external factors combined. Three channels for external factors 7. Bit Search Module Searches in one cycle for the position of the bit that changes from the MSB in one word to the initial I/O. 8. Timers • 16-bit OCU × 8 channels, ICU × 4 channels, Free-run timer × 1 channel • 8/16-bit up/down timer/counter (8-bit × 2 channels or 16-bit × 1 channel) • 16-bit PPG timer × 6 channels. The output pulse cycle and duty can be varied as desired • 16-bit reload timer × 4 channels 9. D/A Converter •8-bit × 3 channels 10. A/D Converter (Sequential Comparison Type) •10-bit × 8 channels • Sequential conversion method (conversion time : 5.0 µs@33 MHz) • Single conversion or scan conversion can be selected, and one-shot or continuous or stop conversion mode can be set respectively. • Conversion starting function by hardware/software. (Continued) |
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