h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 21
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h8s-2172
Manufacturer Part Number
h8s-2172
Description
Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2172.pdf
(570 pages)
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Figures
Section 1 Overview
Figure 1.1 Internal Block Diagram ................................................................................................. 2
Figure 1.2 Pin Arrangement (TFP-100B) ....................................................................................... 3
Section 2 CPU
Figure 2.1 Exception Vector Table (Normal Mode)..................................................................... 17
Figure 2.2 Stack Structure in Normal Mode ................................................................................. 17
Figure 2.3 Exception Vector Table (Advanced Mode)................................................................. 18
Figure 2.4 Stack Structure in Advanced Mode ............................................................................. 19
Figure 2.5 Memory Map............................................................................................................... 20
Figure 2.6 CPU Internal Registers ................................................................................................ 21
Figure 2.7 Usage of General Registers ......................................................................................... 22
Figure 2.8 Stack............................................................................................................................ 23
Figure 2.9 General Register Data Formats (1).............................................................................. 26
Figure 2.9 General Register Data Formats (2).............................................................................. 27
Figure 2.10 Memory Data Formats............................................................................................... 28
Figure 2.11 Instruction Formats (Examples) ................................................................................ 40
Figure 2.12 Branch Address Specification in Memory Indirect Addressing Mode ...................... 43
Figure 2.13 State Transitions ........................................................................................................ 47
Section 3 MCU Operating Modes
Figure 3.1 Address Map ............................................................................................................... 53
Section 4 Exception Handling
Figure 4.1 Reset Sequence............................................................................................................ 58
Figure 4.2 Stack Status after Exception Handling ........................................................................ 60
Figure 4.3 Operation when SP Value is Odd................................................................................ 61
Section 5 Interrupt Controller
Figure 5.1 Block Diagram of Interrupt Controller........................................................................ 63
Figure 5.2 Block Diagram of Interrupts IRQ7 to IRQ0 ................................................................ 69
Figure 5.3 Block Diagram of Interrupt Control Operation ........................................................... 72
Figure 5.4 Flowchart of Procedure up to Interrupt Acceptance in Interrupt Control Mode 0....... 75
Figure 5.5 State Transition in Interrupt Control Mode 1 .............................................................. 76
Figure 5.6 Flowchart of Procedure Up to Interrupt Acceptance in Interrupt Control Mode 1..... 78
Figure 5.7 Interrupt Exception Handling ...................................................................................... 79
Figure 5.8 Conflict between Interrupt Generation and Disabling................................................. 81
Section 6 Bus Controller (BSC)
Figure 6.1 Block Diagram of Bus Controller................................................................................ 84
Figure 6.2 CS and Address Assertion Period Extension
(Example of 3-State Access Space and RDNn = 0)..................................................... 89
Rev. 2.00, 03/04, page xxi of xxxii
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