ML610Q429-NNNTBZ03A7 Rohm Semiconductor, ML610Q429-NNNTBZ03A7 Datasheet - Page 329

• Manufacturer Part Number: ML610Q429-NNNTBZ03A7
• Description: MCU 8BIT 48K FLASH 128-TQFP
• Manufacturer: Rohm Semiconductor

Specifications of ML610Q429-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: 20
• 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: -

24.2.3
• LCN4-LCN0 (bits 4-0)
Address: 0F0F1H
Access: R/W
Access size: 8 bits
Initial value: 00H
DSPCNT is a special function register (SFR) to adjust the contrast of display (32 steps).
For the setting value of DSPCNT and the LCD drive voltages (V
Characteristics”.
[Description of Bits]
Initial value
The LCN4 to LCN0 bits are used to adjust the contrast of display (32 steps).
DSPCNT
Note: Only the 20-step adjustment is usable when 1/4 bias is selected (when the BSEL bit of the BIASCON register is
“1”).
LCN4
R/W
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Display Control Register (DSPCNT)
LCN3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
R/W
⎯
7
0
LCN2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
R/W
LCN1
⎯
6
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
LCN0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
R/W
⎯
5
0
Low
High
LCN4
R/W
4
0
24 – 11
V
L1
= 1.32 V when 1/4 bias is selected.
LCN3
Description
R/W
0
3
L1
, V
ML610Q428/ML610Q429 User’s Manual
L2
, V
LCN2
R/W
2
0
L3
, V
L4
), see Appendix C, “Electrical
LCN1
R/W
Chapter 24 LCD Drivers
1
0
V
0.94 (initial value)
L1
LCN0
R/W
voltage (typ.) V
0
0
0.96
0.98
1.00
1.02
1.04
1.06
1.08
1.10
1.12
1.14
1.16
1.18
1.20
1.22
1.24
1.26
1.28
1.30
1.32
1.34
1.36
1.38
1.40
1.42
1.44
1.46
1.48
1.50
1.52
1.54
1.56