UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 11
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UPD78F0537DGA(T)-9EV-A
Manufacturer Part Number
UPD78F0537DGA(T)-9EV-A
Description
8BIT MCU, 128K FLASH, 7KB RAM, SMD
Manufacturer
NEC
Datasheet
1.UPD78F0535GBT-UEU-A.pdf
(773 pages)
Specifications of UPD78F0537DGA(T)-9EV-A
Controller Family/series
UPD78
No. Of I/o's
55
Ram Memory Size
7KB
Cpu Speed
20MHz
No. Of Timers
8
No. Of Pwm
RoHS Compliant
Core Size
8bit
Program Memory Size
128KB
Oscillator Type
External, Internal
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CHAPTER 7 16-BIT TIMER/EVENT COUNTERS 00 AND 01 ........................................................ 177
CHAPTER 8 8-BIT TIMER/EVENT COUNTERS 50 AND 51 .......................................................... 251
6.2 Configuration of Clock Generator ............................................................................................ 141
6.3 Registers Controlling Clock Generator ................................................................................... 143
6.4 System Clock Oscillator ............................................................................................................ 152
6.5 Clock Generator Operation ....................................................................................................... 156
6.6 Controlling Clock ....................................................................................................................... 160
7.1 Functions of 16-Bit Timer/Event Counters 00 and 01............................................................. 177
7.2 Configuration of 16-Bit Timer/Event Counters 00 and 01 ...................................................... 178
7.3 Registers Controlling 16-Bit Timer/Event Counters 00 and 01 ............................................. 184
7.4 Operation of 16-Bit Timer/Event Counters 00 and 01............................................................. 196
7.5 Special Use of TM0n .................................................................................................................. 245
7.6 Cautions for 16-Bit Timer/Event Counters 00 and 01............................................................. 247
8.1 Functions of 8-Bit Timer/Event Counters 50 and 51............................................................... 251
8.2 Configuration of 8-Bit Timer/Event Counters 50 and 51 ........................................................ 251
8.3 Registers Controlling 8-Bit Timer/Event Counters 50 and 51 ............................................... 254
8.4 Operations of 8-Bit Timer/Event Counters 50 and 51............................................................. 259
6.4.1 X1 oscillator ...................................................................................................................................152
6.4.2 XT1 oscillator .................................................................................................................................152
6.4.3 When subsystem clock is not used ................................................................................................155
6.4.4 Internal high-speed oscillator .........................................................................................................155
6.4.5 Internal low-speed oscillator ..........................................................................................................155
6.4.6 Prescaler........................................................................................................................................155
6.6.1 Controlling high-speed system clock..............................................................................................160
6.6.2 Example of controlling internal high-speed oscillation clock ..........................................................163
6.6.3 Example of controlling subsystem clock ........................................................................................165
6.6.4 Example of controlling internal low-speed oscillation clock............................................................167
6.6.5 Clocks supplied to CPU and peripheral hardware .........................................................................167
6.6.6 CPU clock status transition diagram ..............................................................................................168
6.6.7 Condition before changing CPU clock and processing after changing CPU clock .........................173
6.6.8 Time required for switchover of CPU clock and main system clock ...............................................174
6.6.9 Conditions before clock oscillation is stopped................................................................................175
6.6.10 Peripheral hardware and source clocks .......................................................................................176
7.4.1 Interval timer operation ..................................................................................................................196
7.4.2 Square-wave output operation .......................................................................................................199
7.4.3 External event counter operation ...................................................................................................202
7.4.4 Operation in clear & start mode entered by TI00n pin valid edge input..........................................206
7.4.5 Free-running timer operation .........................................................................................................220
7.4.6 PPG output operation ....................................................................................................................229
7.4.7 One-shot pulse output operation....................................................................................................232
7.4.8 Pulse width measurement operation..............................................................................................237
7.5.1 Rewriting CR01n during TM0n operation.......................................................................................245
7.5.2 Setting LVS0n and LVR0n .............................................................................................................245
8.4.1 Operation as interval timer.............................................................................................................259
8.4.2 Operation as external event counter ..............................................................................................261
8.4.3 Square-wave output operation .......................................................................................................262
8.4.4 PWM output operation ...................................................................................................................263
User’s Manual U17260EJ6V0UD
11
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