4524 Datasheet, PDF (160/161 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

REVISION HISTORY
4524 Group Data Sheet
Rev. Date
Description
Page
Summary
1.00 Oct. 11, 2001 –
First edition issued
1.10 Nov. 07, 2001 6 Note; f(RING) → f(RING)/8
22 Table 4; (th second) External 0 interrupt → External 1 interrupt
40 (13); • Prescaler; reload register RPS → prescaler data
57 (2); timer 2 count source selection bit → timer LC count source selection bit
61 (5); • Internal dividing registor; by setting bit 2 of register L1 to “0”
69 Fig. 53; Stabilizing time e ; high → low,
Note 1; power down → clock operating
75 ➄ Prescaler ; reload register RPS → prescaler data
90 TAK0, TK0A, TAK1, TK1A, TAK2, TK2A instructions revised
102 RBK; Flag CY; “0” → “–”
104 SBK (Reset Bank Flag) → SBK (Set Bank Flag)
111 TAB; Grouping; Other operations → Register to register transfer
116 TAL1 (Transfer data to Accumulator from register LA)
→ TAL1 (Transfer data to Accumulator from register L1)
145 TAK0, TK0A, TAK1, TK1A, TAK2, TK2A instructions revised
147 WRST, DWDT instructions revised
2.00 Jul. 27, 2004 All pages Words standardized: On-chip oscillator, A/D converter
4 Power dissipation revised.
____________
5 Description of RESET pin revised.
24 Table 6: Notes added.
34 Fig.26 : Note 9 added.
44 Some description revised.
45 Fig.31: “DI” instruction added.
46 Table 11:Revised.
61 (5) LCD power supply circuit revised.
65 Fig.51: State of quartz-crystal oscillator added.
66 VOLTAGE DROP DETECTION CIRCUIT revised.
67 Table 21: Port level revised and Note 7 added.
69 Fig.55:
• Note 5 added,
• “T5F” added to the transitions between from state E to states B, A, C and D
• “Key-on wakeup”→“Wakeup”
78 Note on Voltage drop detection circuit added.
Note on Difference between Mask ROM version and One Time PROM version added.
Note on Power Source Voltage added.
151 Condition of IOL(peak) and IOL(avg) revised.