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UPD784938 Datasheet(PDF) 15 Page - NEC

Part # UPD784938
Description  16-Bit Single-Chip Microcontrollers
Download  733 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD784938 Datasheet(HTML) 15 Page - NEC

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Preliminary User’s Manual U13987EJ1V0UM00
6.7.5
Direct LED drive ...........................................................................................................................
168
6.8
Port 6 .........................................................................................................................................
169
6.8.1
Hardware configuration ................................................................................................................
170
6.8.2
I/O mode/control mode setting ....................................................................................................
174
6.8.3
Operating status ...........................................................................................................................
176
6.8.4
On-chip pull-up resistors ..............................................................................................................
178
6.9
Port 7 .........................................................................................................................................
179
6.9.1
Hardware configuration ................................................................................................................
179
6.9.2
I/O mode/control mode setting ....................................................................................................
180
6.9.3
Operating status ...........................................................................................................................
181
6.9.4
On-chip pull-up resistors ..............................................................................................................
182
6.9.5
Caution .........................................................................................................................................
182
6.10
Port 9 .........................................................................................................................................
183
6.10.1
Hardware configuration ................................................................................................................
183
6.10.2
I/O mode/control mode setting ....................................................................................................
184
6.10.3
Operating status ...........................................................................................................................
185
6.10.4
On-chip pull-up resistors ..............................................................................................................
187
6.11
Port 10 ....................................................................................................................................... 188
6.11.1
Hardware configuration ................................................................................................................
189
6.11.2
I/O mode/control mode setting ....................................................................................................
193
6.11.3
Operating status ...........................................................................................................................
194
6.11.4
On-chip pull-up resistors ..............................................................................................................
197
6.12
Port Output Check Function ..................................................................................................
198
6.13
Cautions ....................................................................................................................................
199
CHAPTER 7
REAL-TIME OUTPUT FUNCTION ..................................................................................
201
7.1
Configuration and Function ...................................................................................................
201
7.2
Real-time Output Port Control Register (RTPC)..................................................................
203
7.3
Real-time Output Port Accesses ...........................................................................................
204
7.4
Operation .................................................................................................................................. 206
7.5
Example of Use ........................................................................................................................
209
7.6
Cautions ....................................................................................................................................
211
CHAPTER 8
OUTLINE OF TIMER .......................................................................................................
213
CHAPTER 9
TIMER/EVENT COUNTER 0 ...........................................................................................
215
9.1
Functions .................................................................................................................................. 215
9.2
Configuration ............................................................................................................................
218
9.3
Timer/Event Counter 0 Control Registers.........................................................................
221
9.4
Timer Counter 0 (TM0) Operation ..........................................................................................
226
9.4.1
Basic operation ............................................................................................................................
226
9.4.2
Clear operation .............................................................................................................................
228
9.5
External Event Counter Function ..........................................................................................
230
9.6
Compare Register and Capture Register Operation ...........................................................
233
9.6.1
Compare operations ....................................................................................................................
233
9.6.2
Capture operations ......................................................................................................................
235
9.7
Basic Operation of Output Control Circuit ..........................................................................
236
9.7.1
Basic operation ............................................................................................................................
238


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