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M38502E7-XXXSS Datasheet(PDF) 10 Page - Renesas Technology Corp

Part # M38502E7-XXXSS
Description  8-BIT CISC SINGLE-CHIP MICROCOMPUTER 740 FAMILY / 38000 SERIES
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

M38502E7-XXXSS Datasheet(HTML) 10 Page - Renesas Technology Corp

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3850 Group (Spec. H) User’s Manual
List of figures
List of figures
CHAPTER 1 HARDWARE
Fig. 1 M38503MXH-XXXFP/SP pin configuration ...................................................................... 1-2
Fig. 2 Functional block diagram ................................................................................................... 1-3
Fig. 3 Part numbering .................................................................................................................... 1-5
Fig. 4 Memory expansion plan ..................................................................................................... 1-6
Fig. 5 740 Family CPU register structure ................................................................................... 1-8
Fig. 6 Register push and pop at interrupt generation and subroutine call ........................... 1-9
Fig. 7 Structure of CPU mode register ..................................................................................... 1-11
Fig. 8 Memory map diagram ...................................................................................................... 1-12
Fig. 9 Memory map of special function register (SFR) .......................................................... 1-13
Fig. 10 Port block diagram (1) ................................................................................................... 1-15
Fig. 11 Port block diagram (2) ................................................................................................... 1-16
Fig. 12 Port block diagram (3) ................................................................................................... 1-17
Fig. 13 Interrupt control ............................................................................................................... 1-20
Fig. 14 Structure of interrupt-related registers ......................................................................... 1-20
Fig. 15 Structure of timer XY mode register ............................................................................ 1-21
Fig. 16 Structure of timer count source selection register ..................................................... 1-21
Fig. 17 Block diagram of timer X, timer Y, timer 1, and timer 2 ......................................... 1-22
Fig. 18 Block diagram of clock synchronous serial I/O1 ........................................................ 1-23
Fig. 19 Operation of clock synchronous serial I/O1 function ................................................ 1-23
Fig. 20 Block diagram of UART serial I/O1 ............................................................................. 1-24
Fig. 21 Operation of UART serial I/O1 function ...................................................................... 1-25
Fig. 22 Structure of serial I/O1 control registers ..................................................................... 1-26
Fig. 23 Structure of serial I/O2 control registers 1, 2 ............................................................ 1-27
Fig. 24 Block diagram of serial I/O2 ......................................................................................... 1-28
Fig. 25 Timing chart of serial I/O2 ............................................................................................ 1-28
Fig. 26 SCMP2 output operation ................................................................................................... 1-29
Fig. 27 Timing of PWM period ................................................................................................... 1-30
Fig. 28 Block diagram of PWM function ................................................................................... 1-30
Fig. 29 Structure of PWM control register ............................................................................... 1-31
Fig. 30 PWM output timing when PWM register or PWM prescaler is changed ................ 1-31
Fig. 31 Structure of AD control register ................................................................................... 1-32
Fig. 32 Structure of A-D conversion registers ......................................................................... 1-32
Fig. 33 Block diagram of A-D converter ................................................................................... 1-32
Fig. 34 Block diagram of Watchdog timer ................................................................................ 1-33
Fig. 35 Structure of Watchdog timer control register ............................................................. 1-33
Fig. 36 Reset circuit example .................................................................................................... 1-34
Fig. 37 Reset sequence .............................................................................................................. 1-34
Fig. 38 Internal status at reset .................................................................................................. 1-35
Fig. 39 Ceramic resonator circuit .............................................................................................. 1-36
Fig. 40 External clock input circuit ............................................................................................ 1-36
Fig. 41 Structure of MISRG ........................................................................................................ 1-37
Fig. 42 System clock generating circuit block diagram (Single-chip mode) ........................ 1-37
Fig. 43 State transitions of system clock ................................................................................. 1-38
Fig. 44 Block diagram of flash memory version ...................................................................... 1-40
Fig. 45 Flash memory control registers .................................................................................... 1-42


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