ML610Q409-NNNTBZ03A7 Rohm Semiconductor, ML610Q409-NNNTBZ03A7 Datasheet - Page 237

• 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

Chapter 16 Port 3
16.2.3 Port 3 Direction Register (P3DIR)
Address: 0F219H
Access: R/W
Access size: 8-bit
Initial value: 00H
P3DIR is a special function register (SFR) to select the input/output mode of Port 3.
[Description of Bits]
Initial value
•
P3DIR
R/W
P35DIR to P30DIR (bits 5 to 0)
P35DIR to P30DIR are the bits for setting the input/output direction of the Port 3 pins.
P35DIR
P34DIR
P33DIR
P32DIR
P31DIR
P30DIR
R/W
⎯
0
1
0
1
0
1
0
1
0
1
0
1
7
0
R/W
⎯
6
0
P35 pin: Output (initial value)
P35 pin: Input
P34 pin: Output (initial value)
P34 pin: Input
P33 pin: Output (initial value)
P33 pin: Input
P32 pin: Output (initial value)
P32 pin: Input
P31 pin: Output (initial value)
P31 pin: Input
P30 pin: Output (initial value)
P30 pin: Input
P35DIR
R/W
5
0
P34DIR
16-4
R/W
4
0
Description
Description
Description
Description
Description
Description
P33DIR
R/W
3
0
P32DIR
R/W
2
0
P31DIR
R/W
1
0
P30DIR
R/W
0
0