ML610Q429-NNNTBZ03A7 Rohm Semiconductor, ML610Q429-NNNTBZ03A7 Datasheet - Page 205

• 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: -

14.
14.1 Overview
14.1.1
• Master function
• Communication speeds supported include standard mode (100 kbps@1MHz HSCLK, 50kbps@500kHz HSCLK) and
• Allows support for arbitration function (multi-master) and clock synchronization (handshake).
• 7-bit address format (10-bit address can be supported)
14.1.2
14.1.3
This LSI includes 1 channel of I
The secondary functions of Port 4 are assigned to the I
clock input/output pin. For Port4, see Chapter 20, “Port 4”.
Figure 14-1 shows the configuration of the I
fast mode (400kbps＠４MHｚ HSCLK).
I
2
Features
Configuration
List of Pins
C Bus Interface
Data bus
I2C0RD
I2C0SA
I2C0TD
I2C0CON
I2C0MOD
I2C0STAT
HSCLK
Pin name
P40/SDA
P41/SCL
: I
: I
: I
: I
: I
: I
2
2
2
2
2
2
C bus 0 receive register
C bus 0 slave address register
C bus 0 transmit data register
C bus 0 control register
C bus 0 mode register
C bus 0 status register
Generator
I2C0MOD
Figure 14-1 Configuration of I
2
Clock
C bus interface (master).
I/O
I/O
I/O
I
Used for the secondary function of the P40 pin.
I
Used for the secondary function of the P41 pin.
2
2
C bus interface data input/output pin.
C bus interface clock input/output pin.
2
C bus interface.
I2C0RD, I2C0STAT
I2C0SA
Shift Register
14 – 1
2
C bus interface data input/output pin and the I
I2C0TD
2
C Bus Interface
ML610Q428/ML610Q429 User’s Manual
Description
Controller
Controller
I2C0CON
SDA
SCL
I2C
Chapter 14 I
P41/SCL
P40/SDA
I2C0INT
2
C Bus Interface
2
C bus interface