参数资料
型号: mPD789322
厂商: NEC Corp.
元件分类: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器与2/4/8K字节在系统可编程闪存
文件页数: 29/96页
文件大小: 482K
代理商: MPD789322
Preliminary Product Information U14673EJ1V0PM00
35
PD789322,789324,789326,789327
Figure 5-13. Block Diagram of Output Control Circuit (Timer 40)
F/F
RMC40
NRZ40
TOE40
PM60
P60
output latch
Selector
TO40/P60
Carrier generator mode
Carrier clock (in carrier generator mode)
or timer 40 output signal
(in other than carrier generator mode)
(1) 8-bit compare register 30 (CR30)
A value specified in CR30 is compared with the count value in 8-bit timer counter 30 (TM30), and if they
match, an interrupt request (INTTM30) is generated.
CR30 is set using an 8-bit memory manipulation instruction.
RESET input makes this register undefined.
Caution CR30 cannot be used in carrier generator mode or PWM output mode.
(2) 8-bit compare register 40 (CR40)
A value specified in CR40 is compared with the count value in 8-bit timer counter 40 (TM40), and if they
match, an interrupt request (INTTM40) is generated.
When operating as a 16-bit timer in cascade
connection with TM30, an interrupt request (INTTM40) is only generated if both CR30 and TM30, and CR40
and TM40 match simultaneously (INTTM30 is not issued).
CR40 is set using an 8-bit memory manipulation instruction.
RESET input makes this register undefined.
(3) 8-bit H width compare register (CRH40)
In carrier generator mode or PWM output mode, a timer output high-level width can be set by writing a value
to CRH40.
CRH40 is set using an 8-bit memory manipulation instruction.
RESET input makes this register undefined.
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