tmp89ch42 TOSHIBA Semiconductor CORPORATION, tmp89ch42 Datasheet - Page 7

• Manufacturer Part Number: tmp89ch42
• Description: 8 Bit Microcontroller Tlcs-870/c1 Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2. CPU Core
Considerations for Using Both Mask ROM and Flash Products
TMP89CH42
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...........................................................................................................14
2.4 Reset Control Circuit...............................................................................................................37
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
2.2.2.1
2.2.2.2
2.2.2.3
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
2.4.4.8
Code area.............................................................................................................................................................................9
Data area............................................................................................................................................................................12
Configuration.....................................................................................................................................................................14
Control...............................................................................................................................................................................14
Functions............................................................................................................................................................................16
Warm-up counter...............................................................................................................................................................19
Operation mode control circuit..........................................................................................................................................21
Operation Mode Control....................................................................................................................................................26
Configuration.....................................................................................................................................................................37
Control...............................................................................................................................................................................37
Functions............................................................................................................................................................................39
Reset Signal Generating Factors........................................................................................................................................41
RAM
MaskROM
SFR
RAM
MaskROM
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
Internal factor reset detection status register
How to use the external reset input pin as a port
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