ML610Q422-NNNTBZ03A7 Rohm Semiconductor, ML610Q422-NNNTBZ03A7 Datasheet - Page 344

• Manufacturer Part Number: ML610Q422-NNNTBZ03A7
• Description: MCU 8BIT 32K FLASH 22CH 120-TQFP
• Manufacturer: Rohm Semiconductor
• Series: -r

Specifications of ML610Q422-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: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 2K 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: 100-TFQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

• FRM1-FRM0 (bits 6-5)
The FRM1 to FRM0 bits are used to select a frame frequency of the LCD drivers.
The reference frequency of a frame frequency (LLSCLK = 32.768 kHz) is selectable from 64 Hz, 73 Hz, 85 Hz, or 102
Hz.
The frame frequency for each duty is listed in Table 26-1.
FRM1
0
0
1
1
FRM0
1/10 duty
1/11 duty
1/12 duty
1/13 duty
1/14 duty
1/15 duty
1/16 duty
1/17 duty
1/18 duty
1/19 duty
1/20 duty
1/21 duty
1/22 duty
1/23 duty
1/24 duty
1/1 duty
1/2 duty
1/3 duty
1/4 duty
1/5 duty
1/6 duty
1/7 duty
1/8 duty
1/9 duty
0
1
0
1
Duty
Reference frequency: 64 Hz (initial value)
Reference frequency: 73 Hz
Reference frequency: 85 Hz
Reference frequency: 102 Hz
Table 26-1 Frame Frequency for Each Duty
frequency 64Hz
Reference
64.00
64.00
64.25
64.00
64.25
64.25
64.13
64.00
86.69
78.02
70.93
65.02
78.77
73.14
68.27
64.00
77.10
72.82
68.99
65.54
74.30
70.93
67.84
65.02
frequency 73Hz
26 – 13
Reference
Description
73.14
73.14
73.31
73.14
73.64
73.80
73.14
73.14
98.40
88.56
80.51
73.80
90.02
83.59
78.02
73.14
87.61
82.75
78.39
74.47
86.69
82.75
79.15
75.85
Frame frequency [Hz]
ML610Q421/ML610Q422 User’s Manual
frequency 85Hz
Reference
113.78
102.40
105.03
101.45
85.33
85.33
85.33
85.33
86.23
85.33
86.69
85.33
93.09
85.33
97.52
91.02
85.33
95.81
90.77
86.23
97.52
93.09
89.04
85.33
Chapter 26 LCD Drivers
frequency 102Hz
Reference
102.40
102.40
103.04
102.40
102.40
103.04
104.03
102.40
140.03
126.03
114.57
105.03
126.03
117.03
109.23
102.40
120.47
113.78
107.79
102.40
120.03
114.57
109.59
105.03