M30262F8GP#U7 Renesas Electronics America, M30262F8GP#U7 Datasheet - Page 141

• 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: -

Clock Asynchronous Serial I/O (UART) Mode
Figure 1.15.19. Typical transmit timing in UART mode (UART0, UART1)
• Example of transmit timing when transfer data is 8 bits long (parity enabled, one stop bit)
Transfer clock
Transmit enable
bit(TE)
Transmit buffer
empty flag(TI)
TxDi
Transmit register
empty flag (TXEPT)
Transmit interrupt
request bit (IR)
• Example of transmit timing when transfer data is 9 bits long (parity disabled, two stop bits)
CTSi
Transfer clock
Transmit enable
bit(TE)
Transmit buffer
empty flag(TI)
TxDi
Transmit register
empty flag (TXEPT)
Transmit interrupt
request bit (IR)
Shown in ( ) are bit symbols.
Preliminary Specifications Rev. 0.9
The above timing applies to the following settings :
Shown in ( ) are bit symbols.
Specifications in this manual are tentative and subject to change.
* Parity is enabled.
* One stop bit.
* CTS function is selected.
* Transmit interrupt cause select bit = 1 .
The above timing applies to the following settings :
* Parity is disabled .
* Two stop bits .
* CTS function is disabled .
* Transmit interrupt cause select bit = 0 .
H
1
0
1
0
L
1
0
1
0
1
0
1
0
1
0
1
0
Start
Start
ST
ST
Data is set in UARTi transmit buffer register
bit
bit
Cleared to 0 when interrupt request is accepted, or cleared by software
D
D
Data is set in UARTi transmit buffer register.
0
0
D
D
1
1
Tc
D
D
2
2
D
D
Renesas Technology Corp.
3
3
Tc
D
D
4
4
The transfer clock stops momentarily as CTS is H when the stop bit is checked.
The transfer clock starts as the transfer starts immediately CTS changes to L .
Transferred from UARTi transmit buffer register to UARTi transmit register
D
D
5
5
D
D
6
6
Transferred from UARTi transmit buffer register to UARTi transmit register
D
D
Tc = 16 (n + 1) / fi or 16 (n + 1) / f
Parity
7
7
bit
D
P
fi : frequency of BRGi count source (f
f
n : value set to BRGi
8
EXT
Stop
Cleared to 0 when interrupt request is accepted, or cleared by software
bit
Tc = 16 (n + 1) / fi or 16 (n + 1) / f
SP
Stop
SP
bit
: frequency of BRGi count source (external clock)
SP
fi : frequency of BRGi count source (f
f
n : value set to BRGi
EXT
Stop
ST
bit
ST
: frequency of BRGi count source (external clock)
D
D
0
0
D
D
1
1
D
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
D
2
2
Stopped pulsing because transmit enable bit = 0
D
D
3
3
EXT
D
D
4
4
D
D
5
EXT
5
1SIO
D
D
6
6
, f
D
D
7
2SIO
1SIO
7
P SP
D
, f
8
, f
8SIO
SPSP
2SIO
M16C/26 Group
, f
, f
32SIO
8SIO
ST
, f
ST
)
D
32SIO
0
D
D
0
1
)
D
1
133