R5F21162SP#U0 Renesas Electronics America, R5F21162SP#U0 Datasheet - Page 111

• Manufacturer Part Number: R5F21162SP#U0
• Description: IC R8C MCU FLASH 8K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/16r

Specifications of R5F21162SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/16 Group, R8C/17 Group
Rev.2.10
REJ09B0169-0210
Figure 13.9
Timer X Mode Register
b7 b6 b5 b4
NOTES :
1.
2.
3. Refer to 20.4.2 Tim er X for precautions on the TXS bit.
1 0
The IR bit in the INT1IC register may be set to “1” (requests interrupt) w hen the R0EDG bit is rew ritten.
Refer to 20.2.5 Changing Interrupt Factor.
This bit is set to “0” by w riting “0” in a program. (It remains unchanged even if w riting “1”)
Jan 19, 2006
b3 b2
b1 b0
TXMR Register in Pulse Period Measurement Mode
0 0
Bit Symbol
TXMOD0
TXMOD1
TXOCNT
TXMOD2
TXEDG
TXUND
Symbol
R0EDG
TXMR
TXS
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(2)
(2)
Operating Mode Select Bit 0, 1
_____
INT1
Polarity Sw itch Bit
Timer X Count Start Flag
Set to “0” in pulse w idth measurement mode
Operating Mode Select Bit 2
Active Edge Reception Flag
Timer X underflow flag
/CNTR0 Signal
Address
Bit Name
008Bh
(1)
(3)
b1 b0
0 0 : Timer mode or pulse period measurement
[CNTR0]
0 : Measures measurement pulse from one
1 : Measures measurement pulse from one
______
[INT1]
0 : Rising edge
1 : Falling edge
0 : Stops counting
1 : Starts counting
1 : Pulse period measurement mode
0 : Active edge not received
1 : Active edge received
0 : No underflow
1 : Underflow
rising edge to next rising edge
falling edge to next falling edge
mode
After Reset
Function
00h
13. Timers
RW
RW
RW
RW
RW
RW
RW
RW
RW