Hitachi Single-Chip Microcomputer
H8/3887 Series
H8/3887
HD6473887, HD6433887
H8/3886
HD6433886
H8/3885
HD6433885
H8/3884
HD6433884
H8/3883
HD6433883
H3/3882
HD6433882
H8/3847 Series
H8/3847
HD6473847, HD6433847
H8/3846
HD6433846
H8/3845
HD6433845
H8/3844
HD6433844
H8/3843
HD6433843
H8/3842
HD6433842
Hardware Manual
ADE-602-151A
Rev. 2.0
4/8/99
Hitachi, Ltd.
Cautions
1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s
patent, copyright, trademark, or other intellectual property rights for information contained in
this document. Hitachi bears no responsibility for problems that may arise with third party’s
rights, including intellectual property rights, in connection with use of the information
contained in this document.
2. Products and product specifications may be subject to change without notice. Confirm that you
have received the latest product standards or specifications before final design, purchase or
use.
3. Hitachi makes every attempt to ensure that its products are of high quality and reliability.
However, contact Hitachi’s sales office before using the product in an application that
demands especially high quality and reliability or where its failure or malfunction may directly
threaten human life or cause risk of bodily injury, such as aerospace, aeronautics, nuclear
power, combustion control, transportation, traffic, safety equipment or medical equipment for
life support.
4. Design your application so that the product is used within the ranges guaranteed by Hitachi
particularly for maximum rating, operating supply voltage range, heat radiation characteristics,
installation conditions and other characteristics. Hitachi bears no responsibility for failure or
damage when used beyond the guaranteed ranges. Even within the guaranteed ranges,
consider normally foreseeable failure rates or failure modes in semiconductor devices and
employ systemic measures such as fail-safes, so that the equipment incorporating Hitachi
product does not cause bodily injury, fire or other consequential damage due to operation of
the Hitachi product.
5. This product is not designed to be radiation resistant.
6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document
without written approval from Hitachi.
7. Contact Hitachi’s sales office for any questions regarding this document or Hitachi
semiconductor products.
List of Items Revised or Added for This Version
Page
Item
Description
Addition of H8/3847 Series
Change in specification of operation speed
Modification
Addition
Addition
Addition
Addition of description and modification of
figure 1-1
Modification
General modification
2
2
3
4
5 and 6
7
8 and 9
10
14
15
49 to 54
56
Table 1-1 Features / CPU
Table 1-1 Features / Clock pulse
generators
Table 1-1 Features / Memory supply
Table 1-1 Features / LCD drive power
supply
Table 1-1 Features / Product lineup
1.2 Internal Block Diagram
Figure 1-2 and figure 1-3
Table 1-2 Pin Functions / Power source Modification
pins
Table 1-2 Pin Functions / LCD
controller/driver
2.1.1 Features
Figure 2-16 (1) to figure 2-16 (6) /
Memory Map
Figure 2-17 Data Size and Number of
States for Access to and from On-Chip
Peripheral Modules
Addition
Change in high-speed operation
Modification
Modification
89
Figure 4-2 Typical Connection to Crystal Modification
Oscillator
Table 4-1 Crystal Oscillator Parameters Modification
90
93
96
97
98
100
101
Figure 4-4 Typical Connection to
Ceramic Oscillator
Figure 4-9 Pin Connection when not
Using Subclock
Table 5-1 Operating Modes
Figure 5-1 Mode Transition Diagram
Table 5-2 Internal State in Each
Operating Mode
Bits 6 to 4
Bit 4
Modification
Modification
Addition of subsleep mode/watch mode
descriptions
Modification of mode transition condition (2)
Modification
Addition of Note
Modification of description
Page
104
106
109
111
119
131
151
167
169
170
175
Item
5.2 Sleep Mode
5.3.3 Oscillator Settling Timer after
Standby Mode is Cleared
5.5 Subsleep Mode
5.7.1 Transition to Active (Medium-
Speed) Mode
Table 6-2 Socket Adapter
Table 8-1 Port Functions
Table 8-10 Port 3 Pin States
Figure 8-9 Port 9 Pin Configuration
8.10.3 Pin Functions
8.10.4 Pin States
Figure 8-12 Port C Pin Configuration
1. Port data register C (PDRC)
Description
Addition of description
Modification of description
Addition of description
Addition of description
Modification
Modification of port 9 to port C
Modification
Modification
Modification of description and table 8-27
Modification of description and table 8-28
Modification
Addition of description
Modification
Modification of table
Modification of table
Addition and modification of description in
note
Modification
Addition and modification of descriptions and
table
Addition of description in note
Addition of description
Modification
Addition of description in notes
Modification
Addition of description in notes
Modification
Addition of description in notes
Addition of description
198
202
203
227
239
250
260
265
268
275
284
284
286
287
Figure 9-3 Block Diagram of Timer F
Bits 6 to 4
Bits 2 to 0
Table 9-13 Timer G Operation Modes
Table 9-18 Watchdog Timer Operation
States
9.7.5 Application Notes
Bit 7
10.2.6 Application Note
Figure 10-6 SCI3 Block Diagram
Bits 1 and 0
Table 10-7 Relation between n and
Clock
Table 10-8 Maximum Bit Rate for Each
Frequency (Asynchronous Mode)
Table 10-10 Relation between n and
Clock
Bit 6 and bit 5
319, 322 10.3.5 Application Notes / 8 to 10
and 323
Page
331
332
333
336
343
344
345
346
347
354
356
359 to
362
364
372
375 to
377
378 to
383
384 to
386
389
390 and
391
393
394
395
Item
12.1.1 Features
Figure 12-1 Block Diagram of the A/D
Converter
Table 12-1 Pin Configuration
Bits 3 to 0
13.1.1 Features
Figure 13-1 Block Diagram of LCD
Controller/Driver
Table 13-1 Pin Configuration
13.2.1 LCD Port Control Register
(LPCR)
Bit 4 and Bits 3 to 0
13.3.1 Settings up to LCD Display / f
Description
Change in input channels
Modification
Addition
Addition of table
Modification of display capacity and LCD
RAM capacity
Modification
Addition
Modification
Modification
Addition of description
13.3.2 Relationship between LCD RAM Addition of description
and Display
Figure 13-9 to figure 13-12
13.3.4 Step-Up Constant-Voltage (5 V)
Power Supply
14.2 When Using the Internal Power
Supply Step-Down Circuit
15.2.1 Power Supply Voltage and
Operating Range / 1 to 3
Table 15-2 DC Characteristics
Table 15-3 Control Signal Timing
Table 15-6 A/D Converter
Characteristics
Table 15-7 and table 15-8
Figure 15-5 SCI1 Input/Output Timing
Figure 15-7 SCI3 Synchronous Mode
Input/Output Timing
Addition
Addition of description
Modification of description
Modification of figures
Addition and modification
Modification
Modification
Modification
Modification
Addition
Figure 15-8 Segment Expansion Signal Addition
Timing
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