M30262F8GP#U7 Renesas Electronics America, M30262F8GP#U7 Datasheet - Page 149

• Manufacturer Part Number: M30262F8GP#U7
• Description: IC M16C/TINY MCU FLASH 48LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/Tiny/26r

Specifications of M30262F8GP#U7

• Core Processor: M16C/60
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IEBus, SIO, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 38
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

UART2 Special Mode Register
Table 1.15.13. Features in I
UART2 Special Mode Register
Note 1: Make the settings given below when I
Note 2: Follow the steps given below to switch from a factor to another.
Note 3: Set an initial value of SDA transmission output when serial I/O is invalid.
10
11
1
2
9
3
4
5
6
7
8
The UART2 special mode register (address 0377
Bit 0 of the UART2 special mode register are used as the I
Setting “1” in the I
interface effective.
Table 1.15.13 shows the relation between the I
Since this function uses clock-synchronous serial I/O mode, set this bit to “0” in UART mode.
Factor of interrupt number 16 (Note 2)
UART2 transmission output delay
P
P
Initial value of UART2 output
Factor of interrupt number 10 (Note 2, 4)
Factor of interrupt number 15 (Note 2)
P
DMA1 factor at the time when 1101 is assigned to
the DMA request factor selection bits
Reading P
Noise filter width
70
71
72
1. Disable the interrupt of the corresponding number.
2. Switch from a factor to another.
3. Reset the interrupt request flag of the corresponding number.
4. Set an interrupt level of the corresponding number.
at the time when UART2 is in use
at the time when UART2 is in use
at the time when UART2 is in use
Set 0 1 0 in bits 2, 1, 0 of the UART2 transmission/reception mode register.
Disable the RTS/CTS function. Choose the MSB First function.
Preliminary Specifications Rev. 0.9
71
Specifications in this manual are tentative and subject to change.
Function
2
C mode select bit (bit 0) goes the circuit to achieve the I
2
C mode
2
C mode is in use.
Renesas Technology Corp.
15ns
UART2 transmission
CLK2
UART2 reception
Reading the terminal when 0 is
assigned to the direction register
Bus collision detection
UART2 reception
Not delayed
RxD2 (input)
TxD2 (output)
H level (when 0 is assigned to
the CLK polarity select bit)
2
C mode select bit and respective control workings.
16
Normal mode
) is used to control UART2 in various ways.
2
C mode select bit.
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
SDA (input/output) (Note 3)
Reading the terminal regardless of the
value of the direction register
The value set in latch P when the
Start condition detection or stop
condition detection
No acknowledgment detection (NACK)
Acknowledgment detection (ACK)
Delayed
SCL (input/output)
Acknowledgment detection (ACK)
200ns
port is selected (Note 3)
P
72
2
C bus (simplified I
I
2
C mode (Note 1)
M16C/26 Group
70
2
C bus)
141