UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 198

• 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

198
Remark n = 0:
<1> Count operation start flow
<2> Count operation stop flow
n = 0, 1:
(TMC0n3, TMC0n2)
INTTM00n signal
CR00n register
Figure 7-19. Example of Software Processing for Interval Timer Function
TM0n register
TMC0n3, TMC0n2 bits = 11
TMC0n3, TMC0n2 bits = 00
Operable bits
Register initial setting
µ
µ
PD78F0531, 78F0532, 78F0533
PD78F0534, 78F0535, 78F0536, 78F0537, 78F0537D
PRM0n register,
CRC0n register,
CR00n register,
0000H
port setting
CHAPTER 7 16-BIT TIMER/EVENT COUNTERS 00 AND 01
START
STOP
00
<1>
User’s Manual U17260EJ6V0UD
N
Initial setting of these registers is performed before
setting the TMC0n3 and TMC0n2 bits to 11.
Starts count operation
The counter is initialized and counting is stopped
by clearing the TMC0n3 and TMC0n2 bits to 00.
N
11
N
N
<2>