參數(shù)資料
型號: UPD78F9210GR-JJG-A
廠商: Renesas Electronics America
文件頁數(shù): 10/175頁
文件大小: 0K
描述: MCU 8BIT 1KB FLASH MEM 16-SSOP
標準包裝: 1
系列: 78K0S/Kx1+
核心處理器: 78K0S
芯體尺寸: 8-位
速度: 10MHz
外圍設備: LVD,POR,PWM,WDT
輸入/輸出數(shù): 13
程序存儲器容量: 1KB(1K x 8)
程序存儲器類型: 閃存
RAM 容量: 128 x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 4x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 16-SSOP(0.173",4.40mm 寬)
包裝: 托盤
其它名稱: 972-1045
UPD78F9210GR-JJG-A-ND
CHAPTER 6 16-BIT TIMER/EVENT COUNTER 00
User’s Manual U16994EJ6V0UD
105
Figure 6-16. External Event Counter Configuration Diagram
16-bit timer capture/compare
register 000 (CR000)
16-bit timer counter 00 (TM00)
Internal bus
Match
Clear
OVF00Note
INTTM000
Noise eliminator
fXP
Valid edge of TI000
Note OVF00 is 1 only when 16-bit timer capture/compare register 000 (CR000) is set to FFFFH.
Figure 6-17. External Event Counter Operation Timing (with Rising Edge Specified)
(1) INTTM000 generation timing immediately after operation starts
Counting is started after a valid edge is detected twice.
CR000
INTTM000
0000H 0001H 0002H 0003H
N–2N–1
N
0000H 0001H 0002H
N
1
23
Count starts
TI000 pin input
TM00 count value
Timer operation starts
(2) INTTM000 generation timing after INTTM000 has been generated twice
CR000
INTTM000
N
0000H 0001H 0002H 0003H 0004H
N–1
N
0000H 0001H 0002H 0003H
N
TI000 pin input
TM00 count value
Caution
When reading the external event counter count value, TM00 should be read.
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