R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 155

• Manufacturer Part Number: R5F211B1SP#U0
• Description: IC R8C MCU FLASH 4K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/1Br

Specifications of R5F211B1SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 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: R0K5211B4S001BE - KIT STARTER FOR R8C/18191A1BR0K5211B4S000BE - KIT DEV EVALUATION R8C/1BR0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/1A Group, R8C/1B Group
Rev.1.30
REJ09B0252-0130
Table 14.10
NOTES:
Count sources
Count operations
Wait time
One-shot pulse output time
Count start conditions
Count stop conditions
Interrupt request generation
timing
TZOUT pin function
INT0 pin function
Read from timer
Write to timer
Select functions
1. The TZS bit in the TZMR register must be set to 1 (start counting).
2. The TZS bit must be set to 1 (start counting), the INT0EN bit in the INTEN register to 1 (enabling
3. The set values are reflected at the following one-shot pulse after writing to the TZPR register.
INT0 input), and the INOSTG bit in the PUM register to 1 (enabling INT0 one-shot trigger). A trigger
which is input during the count cannot be acknowledged, however an INT0 interrupt request is
generated.
Dec 08, 2006
Item
Programmable Wait One-Shot Generation Mode Specifications
Page 137 of 315
f1, f2, f8, Timer X underflow
• Decrement the value set in Timer Z primary
• When the count of TZPR register underflows, the timer reloads the
• When the count of the TZSC register underflows, the timer reloads the
• When the count stops, the timer reloads the contents of the reload
(n+1)(m+1)/fi
fi: Count source frequency
n: Value set in PREZ register, m: value set in TZPR register
(n+1)(p+1)/fi
fi: Count source frequency
n: Value set in PREZ register, p: value set in TZSC register
• Set the TZOS bit in the TZOC register to 1 (one-shot starts).
• Input active trigger to the INT0 pin
• When reloading completes after timer Z underflows during secondary
• When the TZS bit in the TZMR register is set to 0 (count stops).
• When the TZOS bit in the TZOC register is set to 0 (one-shot stops).
In half a cycle of the count source after timer Z underflows during
secondary period (complete at the same time as waveform output from the
TZOUT pin) [timer Z interrupt].
Pulse output
(To use this pin as a programmable I/O port, select timer mode.)
• When the INOSTG bit in the PUM register is set to 0 (INT0 one-shot
• When the INOSTG bit in the PUM register is set to 1 (INT0 one-shot
The count value can be read out by reading registers TZPR and PREZ.
The value written to registers TZPR and PREZ is written to the reload
register only
• Output level latch select function
• INT0 pin one-shot trigger control function and polarity select function
contents of the TZSC register before the count is continued.
contents of the TZPR register before the count completes and the TZOS
bit is set to 0.
register before it stops.
period.
trigger disabled): programmable I/O port or INT0 interrupt input
trigger enabled): external trigger (INT0 interrupt input)
The output level of the one-shot pulse waveform is selected by the
TZOPL bit.
Trigger input from the INT0 pin can be set to active or inactive by the
INOSTG bit. Also, the active trigger's polarity can be selected by the
INOSEG bit.
(3)
.
Specification
(2)
(1)
14. Timers