R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 436

• Manufacturer Part Number: R5F21334CNFP#U0
• Description: MCU 1KB FLASH 16K ROM 32-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/33Cr

Specifications of R5F21334CNFP#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: 27
• 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 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 406 of 589
25.2
25.2.1
Notes:
After Reset
1. When the MSTIIC bit is set to 1 (standby), any access to the SSU or the I
2. When the MSTTRC bit is set to 1 (standby), any access to the timer RC associated registers (addresses 0120h
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 0008h
0193h to 019Dh) is disabled.
to 0133h) is disabled.
Symbol
Registers
MSTTRD Power consumption reduce bit
MSTTRC Timer RC standby bit
Symbol
MSTIIC SSU, I
Bit
Module Standby Control Register (MSTCR)
—
—
—
—
—
b7
—
0
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
2
C bus standby bit
b6
—
0
Bit Name
MSTTRC MSTTRD MSTIIC
b5
0
b4
0
b3
0
0: Active
1: Standby
Set to 1.
The power consumption can be reduced.
0: Active
1: Standby
b2
—
0
(1)
(2)
2
C bus associated registers (addresses
Function
b1
—
0
b0
—
0
25. I
2
C bus Interface
R/W
R/W
R/W
R/W
—
—