ML610Q428-NNNTBZ03A7 Rohm Semiconductor, ML610Q428-NNNTBZ03A7 Datasheet - Page 6

• Manufacturer Part Number: ML610Q428-NNNTBZ03A7
• Description: MCU 8BIT 48K FLASH 128-TQFP
• Manufacturer: Rohm Semiconductor

Specifications of ML610Q428-NNNTBZ03A7

• Core Processor: nX-U8/100
• Core Size: 8-Bit
• Speed: 4.2MHz
• Connectivity: I²C, SSP, UART/USART
• Peripherals: LCD, Melody Driver, POR, PWM, WDT
• Number Of I /o: 14
• Program Memory Size: 48KB (24K x 16)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.1 V ~ 3.6 V
• Data Converters: A/D 2x12b, 2x24b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 70°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Chapter 5
Chapter 6
5.
6.
4.3
5.1
5.2
5.3
6.1
6.2
6.3
4.2.5
4.2.6
4.2.7
4.2.8
4.3.1
4.3.2
4.3.3
4.3.4
5.1.1
5.2.1
5.2.2
5.2.3
5.2.4
5.2.5
5.2.6
5.2.7
5.2.8
5.2.9
5.2.10
5.2.11
5.2.12
5.2.13
5.2.14
5.3.1
5.3.2
5.3.3
5.3.4
5.3.5
6.1.1
6.1.2
6.1.3
6.2.1
6.2.2
6.2.3
6.3.1
6.3.2
4.3.3.1
4.3.3.2
4.3.3.3
Interrupts (INTs)............................................................................................................................................. 5-1
Clock Generation Circuit ................................................................................................................................ 6-1
6.3.1.1
6.3.1.2
6.3.2.1
6.3.2.2
Description of Operation........................................................................................................................... 4-11
Overview..................................................................................................................................................... 5-1
Description of Registers.............................................................................................................................. 5-2
Description of Operation........................................................................................................................... 5-21
Overview..................................................................................................................................................... 6-1
Description of Registers.............................................................................................................................. 6-2
Description of Operation............................................................................................................................. 6-6
Block Control Register 1 (BLKCON1) .............................................................................................. 4-6
Block Control Register 2 (BLKCON2) .............................................................................................. 4-7
Block Control Register 3 (BLKCON3) .............................................................................................. 4-8
Block Control Register 4 (BLKCON4) .............................................................................................. 4-9
Program Run Mode........................................................................................................................... 4-11
HALT Mode ..................................................................................................................................... 4-11
STOP Mode ...................................................................................................................................... 4-12
Block Control Function..................................................................................................................... 4-15
Features............................................................................................................................................... 5-1
List of Registers .................................................................................................................................. 5-2
Interrupt Enable Register 1 (IE1)........................................................................................................ 5-3
Interrupt Enable Register 2 (IE2)........................................................................................................ 5-5
Interrupt Enable Register 3 (IE3)........................................................................................................ 5-6
Interrupt Enable Register 4 (IE4)........................................................................................................ 5-7
Interrupt Enable Register 6 (IE6)........................................................................................................ 5-8
Interrupt Enable Register 7 (IE7)...................................................................................................... 5-10
Interrupt Request Register 0 (IRQ0)................................................................................................. 5-11
Interrupt Request Register 1 (IRQ1)................................................................................................. 5-12
Interrupt Request Register 2 (IRQ2)................................................................................................. 5-14
Interrupt Request Register 3 (IRQ3)................................................................................................. 5-15
Interrupt Request Register 4 (IRQ4)................................................................................................. 5-16
Interrupt Request Register 6 (IRQ6)................................................................................................. 5-17
Interrupt Request Register 7 (IRQ7)................................................................................................. 5-19
Maskable Interrupt Processing.......................................................................................................... 5-22
Non-Maskable Interrupt Processing.................................................................................................. 5-22
Software Interrupt Processing........................................................................................................... 5-22
Notes on Interrupt Routine................................................................................................................ 5-23
Interrupt Disable State ...................................................................................................................... 5-26
Features............................................................................................................................................... 6-1
Configuration ...................................................................................................................................... 6-1
List of Pins.......................................................................................................................................... 6-2
List of Registers .................................................................................................................................. 6-2
Frequency Control Register 0 (FCON0) ............................................................................................. 6-3
Frequency Control Register 1 (FCON1) ............................................................................................. 6-5
Low-Speed Clock ............................................................................................................................... 6-6
High-Speed Clock............................................................................................................................... 6-8
STOP Mode When CPU Operates with Low-Speed Clock........................................................... 4-12
STOP Mode When CPU Operates with High-Speed Clock .......................................................... 4-13
Note on Return Operation from STOP/HALT Mode .................................................................... 4-14
Low-Speed Clock Generation Circuit ............................................................................................. 6-6
Operation of Low-Speed Clock Generation Circuit ........................................................................ 6-7
500 kHz RC Oscillation................................................................................................................... 6-8
Crystal/Ceramic Oscillation Mode .................................................................................................. 6-9
Contents – 2
ML610Q428/ML610Q429 User’s Manual
Contents