R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 222

• Manufacturer Part Number: R5F21324CNSP#U0
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Cr

Specifications of R5F21324CNSP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 15
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 193 of 573
17.3
Table 17.2
17.3.1
Count sources
Count operations
Divide ratio
Count start condition
Count stop conditions
Interrupt request
generation timing
TRAIO pin function
TRAO pin function
Read from timer
Write to timer
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 0101h
In this mode, the timer counts an internally generated count source (refer to Table 17.2 Timer Mode
Specifications).
Symbol TIOGT1
Timer Mode
TEDGSEL TRAIO polarity switch bit
TIOGT0
TIOGT1
TOPCR
TOENA
Bit
Symbol
Item
TIPF0
TIPF1
Timer RA I/O Control Register (TRAIOC) in Timer Mode
—
Timer Mode Specifications
b7
0
TRAIO output control bit
TRAO output enable bit
Reserved bit
TRAIO input filter select bit
TRAIO event input control bit
TIOGT0
f1, f2, f8, fOCO, fC32, fC
• When the timer underflows, the contents of the reload register are reloaded
n: Value set in TRAPRE register, m: Value set in TRA register
1 (count starts) is written to the TSTART bit in the TRACR register.
• 0 (count stops) is written to the TSTART bit in the TRACR register.
• 1 (count forcibly stops) is written to the TSTOP bit in the TRACR register.
When timer RA underflows [timer RA interrupt].
The count value can be read by reading registers TRA and TRAPRE.
• When registers TRAPRE and TRA are written during the count, values are
• Decrement
1/(n+1)(m+1)
Programmable I/O port
Programmable I/O port
• When registers TRAPRE and TRA are written while the count is stopped,
b6
and the count is continued.
values are written to both the reload register and counter.
written to the reload register and counter (refer to 17.3.2 Timer Write Control
during Count Operation ).
0
Bit Name
TIPF1
b5
0
TIPF0
b4
0
Set to 0 in timer mode.
Set to 0.
Set to 0 in timer mode.
b3
—
0
Specification
TOENA
b2
0
TOPCR TEDGSEL
Function
b1
0
b0
0
17. Timer RA
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W