M16C28 Datasheet, PDF (415/423 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

REVISION HISTORY
M16C/28 Group (M16C/28, M16C/28B) Hardware Manual
Rev. Date
Page
7
8
9
10
11
19
24
25
27
35
37
45
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50
58
59
63
65
84
85
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86
Description
Summary
• Figure 1.3 Produt Numbering System is modified
• Table 1.4 Product Code None-lead free packages are deleted
• Table 1.5 Product Code - 85-pin Devise is added with note 1
• Figure 1.4 Marking Diagram is modified
• Figure 1.5 Pin Assignment of 85-pin Package is added
• Table 1.6 to 1.8 Pin Characteristics for 85-, 80-, and 64-pin Packages are
added
• Table 1.9 Pin Description Tables are modified
Memory
• Figure 3.1 Memory Map Internal RAM and ROM areas are modified
Special Function Register
• Table 4.1 SFR Information(1) Note 3 is deleted
• Table 4.3 SFR Information(3) LPCC0 and LPCC1 registers are added, value
after reset of ROCR register is modified
Reset
• Figure 5.4 Voltage Detection Circuit Block modified
• Figure 5.7 Typical Operation of Voltage Down Detection Reset VC26 and
VC27 bit lines are modified
Clock Generation Circuit
• Figure 7.1 Clock Generation Circuit Upper portion of figure is modified
• Figure 7.4 ROCR Register Value after reset and reserved bit map are modified
• Figure 7.6 PCLKR Register and PM2 Register Note 2 is modified
• Figure 7.8 Examples of Main Clock Connection Circuit is modified
• Figure 7.9 Examples of Sub Clock Connection Circuit is modified
• Figure 7.11 State Transition to Stop Mode and Wait Mode Note 7 is added
between low-speed mode and low power dissipation mode
• Figure 7.12 State Transition in Normal Mode Note 5 is simplified
• Figure 7.13 Switching Procedure from On-chip Oscillator Clock to Main
Clock is modified
Interrupt
• Note is modified
Watchdog Timer
• Additional information of the WDTS register is inserted
• Figure 10.2 WDC Register and WDTS Register Note 1 of WDTS register is
deleted
• 10.2 Cold Start/Warm Start Information is all deleted
DMAC
• Note is modified
C-10