UPD70F3738GF-GAS-AX Renesas Electronics America, UPD70F3738GF-GAS-AX Datasheet - Page 622

• Manufacturer Part Number: UPD70F3738GF-GAS-AX
• Description: MCU 32BIT V850ES/JX3-L 100-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Lr

Specifications of UPD70F3738GF-GAS-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: CSI, EBI/EMI, I²C, UART/USART
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 84
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

620
(4) Baud rate
The baud rate is obtained by the following equation.
The baud rate error is obtained by the following equation.
Remark
Cautions 1. The baud rate error during transmission must be within the error tolerance on the
CHAPTER 17 ASYNCHRONOUS SERIAL INTERFACE C (UARTC) (
Baud rate =
Error (%) =
2. The baud rate error during reception must satisfy the range indicated in (5) Allowable
f
f
m = Value set using the UC0CTL1.UC0CKS3 to UC0CTL1.UC0CKS0 bits (m = 0 to 10)
k = Value set using the UC0CTL2.UC0BRS7 to UC0CTL2.UC0BRS0 bits (k = 4 to 255)
UCLK
XX
: Main clock frequency
receiving side.
baud rate range during reception.
= Frequency of base clock selected by the UC0CTL1.UC0CKS3 to UC0CTL1.UC0CKS0 bits
2
2
m+1
m+1
f
XX
× k
× k × Target baud rate
[bps]
f
XX
User’s Manual U18953EJ5V0UD
− 1 × 100 [%]
PD70F3792, 70F3793)