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鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� UPD78F1146AF1-AN1-A
寤犲晢锛� Renesas Electronics America
鏂囦欢闋佹暩(sh霉)锛� 220/880闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� MCU 16BIT 78K0R/KX3 64-FBGA
妯欐簴鍖呰锛� 300
绯诲垪锛� 78K0R/Kx3
鏍稿績铏曠悊鍣細 78K/0R
鑺珨灏哄锛� 16-浣�
閫熷害锛� 20MHz
閫i€氭€э細 3 绶� SIO锛孖²C锛孡IN锛孶ART/USART
澶栧湇瑷�(sh猫)鍌欙細 DMA锛孡VD锛孭OR锛孭WM锛學DT
杓稿叆/杓稿嚭鏁�(sh霉)锛� 50
绋嬪簭瀛樺劜鍣ㄥ閲忥細 256KB锛�256K x 8锛�
绋嬪簭瀛樺劜鍣ㄩ鍨嬶細 闁冨瓨
RAM 瀹归噺锛� 12K x 8
闆诲 - 闆绘簮 (Vcc/Vdd)锛� 1.8 V ~ 5.5 V
鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒锛� A/D 8x10b
鎸暕鍣ㄥ瀷锛� 鍏�(n猫i)閮�
宸ヤ綔婧害锛� -40°C ~ 85°C
灏佽/澶栨锛� 64-VFBGA
鍖呰锛� 鎵樼洡
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CHAPTER 8 WATCHDOG TIMER
User鈥檚 Manual U17854EJ9V0UD
295
Remarks 1. If the overflow time is set to 2
10/fIL, the window close time and open time are as follows.
Setting of Window Open Period
25%
50%
75%
100%
Window close time
0 to 3.56 ms
0 to 2.37 ms
0 to 0.119 ms
None
Window open time
3.56 to 3.88 ms
2.37 to 3.88 ms
0.119 to 3.88 ms
0 to 3.88 ms
<When window open period is 25%>
Overflow time:
2
10/fIL (MAX.) = 210/264 kHz (MAX.) = 3.88 ms
Window close time:
0 to 2
10/fIL (MIN.)
脳 (1 0.25) = 0 to 210/216 kHz (MIN.) 脳 0.75 = 0 to 3.56 ms
Window open time:
2
10/fIL (MIN.)
脳 (1 0.25) to 210/fIL (MAX.) = 210/216 kHz (MIN.) 脳 0.75 to 210/264 kHz (MAX.)
= 3.56 to 3.88 ms
2. fIL: Internal low-speed oscillation clock frequency
8.4.4 Setting watchdog timer interval interrupt
Depending on the setting of bit 7 (WDTINT) of an option byte (000C0H), an interval interrupt (INTWDTI) can be
generated when 75% of the overflow time is reached.
Table 8-5. Setting of Watchdog Timer Interval Interrupt
WDTINT
Use of Watchdog Timer Interval Interrupt
0
Interval interrupt is used.
1
Interval interrupt is generated when 75% of overflow time is reached.
Caution
When operating with the X1 oscillation clock after releasing the STOP mode, the CPU starts
operating after the oscillation stabilization time has elapsed.
Therefore, if the period between the STOP mode release and the watchdog timer overflow is
short, an overflow occurs during the oscillation stabilization time, causing a reset.
Consequently, set the overflow time in consideration of the oscillation stabilization time when
operating with the X1 oscillation clock and when the watchdog timer is to be cleared after the
STOP mode release by an interval interrupt.
Remark
The watchdog timer continues counting even after INTWDTI is generated (until ACH is written to the
WDTE register). If ACH is not written to the WDTE register before the overflow time, an internal reset
signal is generated.
鐩搁棞(gu膩n)PDF璩囨枡
PDF鎻忚堪
UPD78F1156AGC-GAD-AX MCU 16BIT 78K0R/KX3 80-LQFP
UPD78F1168AGF-GAS-AX MCU 16BIT 78K0R/KX3 100-LQFP
UPD78F1178AGF-GAT-AX MCU 16BIT 78K0R/KX3 128-LQFP
UPD78F1188AGJ-GAE-AX MCU 16BIT 78K0R/KX3 144-LQFP
UPD78F1235GK-GAJ-AX MCU 16BIT 78K0R/LX3 64-LQFP
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鍙冩暩(sh霉)鎻忚堪
UPD78F1146AGA-HAB-AX 鍔熻兘鎻忚堪:MCU 16BIT 78K0R/KX3 64-TQFP RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 宓屽叆寮� - 寰帶鍒跺櫒锛� 绯诲垪:78K0R/Kx3 妯欐簴鍖呰:250 绯诲垪:80C 鏍稿績铏曠悊鍣�:8051 鑺珨灏哄:8-浣� 閫熷害:16MHz 閫i€氭€�:EBI/EMI锛孖²C锛孶ART/USART 澶栧湇瑷�(sh猫)鍌�:POR锛孭WM锛學DT 杓稿叆/杓稿嚭鏁�(sh霉):40 绋嬪簭瀛樺劜鍣ㄥ閲�:- 绋嬪簭瀛樺劜鍣ㄩ鍨�:ROMless EEPROM 澶у皬:- RAM 瀹归噺:256 x 8 闆诲 - 闆绘簮 (Vcc/Vdd):4.5 V ~ 5.5 V 鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒:A/D 8x10b 鎸暕鍣ㄥ瀷:鍏�(n猫i)閮� 宸ヤ綔婧害:-40°C ~ 85°C 灏佽/澶栨:68-LCC锛圝 褰㈠紩绶氾級 鍖呰:甯跺嵎 (TR)
UPD78F1146AGB(R)-GAH-AX 鍒堕€犲晢:Renesas Electronics Corporation 鍔熻兘鎻忚堪:
UPD78F1146AGB-GAH-AX 鍔熻兘鎻忚堪:MCU 16BIT 78K0R/KX3 64-LQFP RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 宓屽叆寮� - 寰帶鍒跺櫒锛� 绯诲垪:78K0R/Kx3 妯欐簴鍖呰:250 绯诲垪:80C 鏍稿績铏曠悊鍣�:8051 鑺珨灏哄:8-浣� 閫熷害:16MHz 閫i€氭€�:EBI/EMI锛孖²C锛孶ART/USART 澶栧湇瑷�(sh猫)鍌�:POR锛孭WM锛學DT 杓稿叆/杓稿嚭鏁�(sh霉):40 绋嬪簭瀛樺劜鍣ㄥ閲�:- 绋嬪簭瀛樺劜鍣ㄩ鍨�:ROMless EEPROM 澶у皬:- RAM 瀹归噺:256 x 8 闆诲 - 闆绘簮 (Vcc/Vdd):4.5 V ~ 5.5 V 鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒:A/D 8x10b 鎸暕鍣ㄥ瀷:鍏�(n猫i)閮� 宸ヤ綔婧害:-40°C ~ 85°C 灏佽/澶栨:68-LCC锛圝 褰㈠紩绶氾級 鍖呰:甯跺嵎 (TR)
UPD78F1146AGK-GAJ-AX 鍔熻兘鎻忚堪:MCU 16BIT 78K0R/KX3 64-LQFP RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 宓屽叆寮� - 寰帶鍒跺櫒锛� 绯诲垪:78K0R/Kx3 妯欐簴鍖呰:250 绯诲垪:80C 鏍稿績铏曠悊鍣�:8051 鑺珨灏哄:8-浣� 閫熷害:16MHz 閫i€氭€�:EBI/EMI锛孖²C锛孶ART/USART 澶栧湇瑷�(sh猫)鍌�:POR锛孭WM锛學DT 杓稿叆/杓稿嚭鏁�(sh霉):40 绋嬪簭瀛樺劜鍣ㄥ閲�:- 绋嬪簭瀛樺劜鍣ㄩ鍨�:ROMless EEPROM 澶у皬:- RAM 瀹归噺:256 x 8 闆诲 - 闆绘簮 (Vcc/Vdd):4.5 V ~ 5.5 V 鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒:A/D 8x10b 鎸暕鍣ㄥ瀷:鍏�(n猫i)閮� 宸ヤ綔婧害:-40°C ~ 85°C 灏佽/澶栨:68-LCC锛圝 褰㈠紩绶氾級 鍖呰:甯跺嵎 (TR)
UPD78F1146GB-GAH-AX 鍒堕€犲晢:Renesas Electronics Corporation 鍔熻兘鎻忚堪: