UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 236

• Manufacturer Part Number: UPD78F0537DGA(T)-9EV-A
• Description: 8BIT MCU, 128K FLASH, 7KB RAM, SMD
• Manufacturer: NEC

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

236
Note Care must be exercised when setting TOC0n. For details, see 7.3 (3) 16-bit timer output control
Remark n = 0:
register 0n (TOC0n).
Figure 7-50. Example of Software Processing for One-Shot Pulse Output Operation (2/2)
n = 0, 1:
<1> Count operation start flow
<2> One-shot trigger input flow
<3> Count operation stop flow
µ
µ
PD78F0531, 78F0532, 78F0533
PD78F0534, 78F0535, 78F0536, 78F0537, 78F0537D
TMC0n3, TMC0n2 bits = 00
or edge input to TI00n pin
CR00n, CR01n registers,
TMC0n3, TMC0n2 bits =
TOC0n.OSPT0n bit = 1
Register initial setting
CHAPTER 7 16-BIT TIMER/EVENT COUNTERS 00 AND 01
TOC0n register
PRM0n register,
CRC0n register,
port setting
01 or 10
START
STOP
Note
User’s Manual U17260EJ6V0UD
,
Initial setting of these registers is performed
before setting the TMC0n3 and TMC0n2 bits.
Starts count operation
Write the same value to the bits other than the
OSTP0n bit.
The counter is initialized and counting is stopped
by clearing the TMC0n3 and TMC0n2 bits to 00.