UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 228

• 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

<R>
228
(TOE0n, TOC0n4, TOC0n1)
<1> Count operation start flow
<2> Count operation stop flow
Note Care must be exercised when setting TOC0n. For details, see 7.3 (3) 16-bit timer output control
Remark n = 0:
Compare match interrupt
Compare match interrupt
Timer output control bits
(TMC0n3, TMC0n2)
TMC0n3, TMC0n2 bits = 0, 1
TMC0n3, TMC0n2 bits = 0, 0
register 0n (TOC0n).
Compare register
Compare register
CR00n/CR01n register,
Register initial setting
TMC0n.TMC0n1 bit,
n = 0, 1:
TM0n register
TOC0n register
Operable bits
TO0n output
PRM0n register,
CRC0n register,
(INTTM00n)
(INTTM01n)
port setting
Figure 7-44. Example of Software Processing in Free-Running Timer Mode
(CR00n)
(CR01n)
START
STOP
FFFFH
0000H
µ
µ
PD78F0531, 78F0532, 78F0533
PD78F0534, 78F0535, 78F0536, 78F0537, 78F0537D
Note
CHAPTER 7 16-BIT TIMER/EVENT COUNTERS 00 AND 01
00
,
<1>
N
Initial setting of these registers is performed
before setting the TMC0n3 and TMC0n2
bits to 01.
Starts count operation
The counter is initialized and counting is stopped
by clearing the TMC0n3 and TMC0n2 bits to 00.
M
User’s Manual U17260EJ6V0UD
N
M
N
01
M
N
M
N
<2>
00