ii
s Structure of This Manual
This manual consists of 15 chapters and appendixes:
Chapter 1 Outline of MB91110
This chapter explains the features and functions of MB91110 with a block diagram and other
figures to give basic knowledge about MB91110.
Chapter 2 Device Handling Notes
This chapter gives MB91110 handling notes.
Chapter 3 CPU
This chapter provides basic information on architecture, specifications, and instructions so as
to an understanding of the functions of the FR Series CPU core.
Chapter 4 Bus Interface
This chapter gives an outline of the bus interface and explains its register configuration and
functions with sample programs showing the bus operations and timings.
Chapter 5 I/O Port
This chapter gives an outline of an I/O port and explains the register configuration and the
conditions for using an external pin for input and output.
Chapter 6 16-bit Reload Timer
This chapter gives an outline of the 16-bit reload timer and explains the register configuration
and functions and the timer operations.
Chapter 7 Programmable Pulse Generator (PPG) Timer
This chapter gives an outline of the PPG timer and explains the register configuration and
functions and the timer operations.
Chapter 8 External Interrupt/NMI Control Section
This chapter gives an outline of the external interrupt/NMI control section and explains the
register configuration and functions and the section operations.
Chapter 9 Delayed Interrupt Module
This chapter gives an outline of the delayed interrupt module and explains the register
configuration and functions and the module operations.
Chapter 10 Interrupt Controller
This chapter gives an outline of the interrupt controller and explains the register configuration
and functions and the controller operations with an example of using the host request retract
function.
Chapter 11 A/D Converter
This chapter gives an outline of the A/D converter and explains the register configuration and
functions and the converter operations.
Chapter 12 UART
This chapter gives an outline of the UART and explains the register configuration and
functions and the UART operations.
Chapter 13 DMA Controller (DMAC)
This chapter gives an outline of the DMA controller (DMAC) and explains the register
configuration and functions and the controller operations.