ML610Q409-NNNTBZ03A7 Rohm Semiconductor, ML610Q409-NNNTBZ03A7 Datasheet - Page 41

• Manufacturer Part Number: ML610Q409-NNNTBZ03A7
• Description: MCU 8BIT 16K FLASH 4CH 100-TQFP
• Manufacturer: Rohm Semiconductor
• Series: -r

Specifications of ML610Q409-NNNTBZ03A7

• Core Processor: nX-U8/100
• Core Size: 8-Bit
• Speed: 2MHz
• Connectivity: SSP, UART/USART
• Peripherals: LCD, Melody Driver, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.25 V ~ 3.6 V
• Data Converters: A/D 2x16b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 70°C
• Package / Case: 100-TFQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

2.6.2
Address: 0F000H
Access: R/W
Access size: 8-bit
Initial value: 00H
DSR is a special function register (SFR) to retain a data segment.
Always use this register with the initial state (0). For details of DSR, see “nX-U8/100 Core Instruction Manual”.
[Description of Bits]
Initial value
•
Data Segment Register (DSR)
DSR
R/W
DSR3-DSR0 (bits 3 to 0)
DSR3
0
In other than above
R/W
DSR2
—
7
0
0
DSR1
R/W
0
—
6
0
DSR0
0
R/W
—
5
0
Initial value
Prohibited
2-5
R/W
—
4
0
DSR3
R/W
3
0
Description
DSR2
Chapter 2 CPU and Memory Space
R/W
2
0
DSR1
R/W
1
0
DSR0
R/W
0
0