參數(shù)資料
型號: M34556M8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
封裝: 0.450 INCH, 0.80 MM PITCH, PLASTIC, SSOP-42
文件頁數(shù): 53/147頁
文件大?。?/td> 1087K
代理商: M34556M8-XXXFP
REVISION HISTORY
Rev.
Date
Description
Page
Summary
4556 Group Data Sheet
3.01 Jun.15, 2005 All pages Delete the following: “PRELIMINARY”.
36
Prescaler and Timer 1 count start timing and count time when operation starts,
Timer 2 and Timer LC count start timing and count time when operation starts
added.
61
13
Prescaler and Timer 1 count start timing and count time when operation starts,
14
Timer and Timer LC count start timing and count time when operation starts
added.
3.02 Dec. 22, 2006
29, 33
Use of output signal of prescaler: LC eliminated.
30, 31
Fig.22, Fig.23: Note added.
31
Fig.23: INSTCK (wrong)
→ INTSNC (correct)
32, 69
PA0: Stop (state initialized)
→ (state retained)
W31 W30: Timer 3 count source selection bits
→ Timer 3 count value selection
bits
33
(2) Prescaler (interrupt function): PRS (wrong)
→ RPS (correct)
34
(5) Timer 3 (interrupt function): Description added.
48
Fig.37: Clock (wrong)
→ f(RING) (correct)
52
Table 15
Timer 3 function (RAM back-up): O
→ (Note 3)
Timer interrupt request flag (RAM back-up): O
→ (Note 3)
54
Fig.44: Note 1 added.
55, 73
Table 17: Notes 2 and 3 added.
60 to 63
NOTES ON NOISE added.
64
Noise and latch-up prevention: Description added.
77, 120,
SZD: (Y) = 0 to 7
→ 0 to 5
121
93
SZD: Detailed description revised.
132
VRST-, VRST+
: Test condition revised.
132, 138
Note 4: (power current)
→ (supply current)
Pages 16 to 18, 20, 27, 54, 66: RAM back-up mode
→ power down mode
Pages 77, 90 to 92, 116 to 119: SNZ0, SNZT1, SNZT2, SNZT3 revised.
Pages 78, 109, 122, 123: WRST revised.
(2/2)
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