tmp89fm42a TOSHIBA Semiconductor CORPORATION, tmp89fm42a Datasheet - Page 10

• Manufacturer Part Number: tmp89fm42a
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2. CPU Core
Difference between 89FM42A and 89FM42, 89CM42
TMP89FM42A
1.1 Features......................................................................................................................................1
1.2 Pin Assignment..........................................................................................................................3
1.3 Block Diagram...........................................................................................................................4
1.4 Pin Names and Functions..........................................................................................................5
2.1 Configuration.............................................................................................................................9
2.2 Memory space............................................................................................................................9
2.3 System clock controller...........................................................................................................16
2.4 Reset Control Circuit...............................................................................................................46
2.2.1
2.2.2
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.3.6
2.4.1
2.4.2
2.4.3
2.4.4
2.2.1.1
2.2.1.2
2.2.1.3
2.2.2.1
2.2.2.2
2.2.2.3
2.2.2.4
2.3.3.1
2.3.3.2
2.3.3.3
2.3.4.1
2.3.4.2
2.3.5.1
2.3.5.2
2.3.5.3
2.3.5.4
2.3.6.1
2.3.6.2
2.3.6.3
2.3.6.4
2.4.4.1
2.4.4.2
2.4.4.3
2.4.4.4
2.4.4.5
2.4.4.6
2.4.4.7
Code area.............................................................................................................................................................................9
Data area............................................................................................................................................................................13
Configuration.....................................................................................................................................................................16
Control...............................................................................................................................................................................16
Functions............................................................................................................................................................................19
Warm-up counter...............................................................................................................................................................26
Operation mode control circuit..........................................................................................................................................28
Operation Mode Control....................................................................................................................................................34
Configuration.....................................................................................................................................................................46
Control...............................................................................................................................................................................46
Functions............................................................................................................................................................................48
Reset Signal Generating Factors........................................................................................................................................50
RAM
BOOTROM
Flash
SFR
RAM
BOOTROM
Flash
Clock generator
Clock gear
Timing generator
Warm-up counter operation when the oscillation is enabled by the hardware
Warm-up counter operation when the oscillation is enabled by the software
Single-clock mode
Dual-clock mode
STOP mode
Transition of operation modes
STOP mode
IDLE1/2 and SLEEP1 modes
IDLE0 and SLEEP0 modes
SLOW mode
Power-on reset
External reset input (RESET pin input)
Voltage detection reset
Watchdog timer reset
System clock reset
Trimming data reset
Flash standby reset
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