UPD78F1203MC-CAB-AX Renesas Electronics America, UPD78F1203MC-CAB-AX Datasheet - Page 836

• Manufacturer Part Number: UPD78F1203MC-CAB-AX
• Description: MCU 16BIT 78K0R/LX3 30-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Ix3r

Specifications of UPD78F1203MC-CAB-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 40MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

834
(1) Start condition ~ address
INTIICA
INTIICA
Processing by master device
Transfer lines
Processing by slave device
WREL
WREL
ACKD
MSTS
ACKD
MSTS
ACKE
ACKE
WTIM
SDA0
WTIM
SCL0
Notes 1. To cancel master wait, write “FFH” to IICA or set WREL.
SPD
TRC
SPD
TRC
IICA
STD
SPT
IICA
STD
SPT
STT
STT
2. Write data to IICA, not setting WREL, in order to cancel a wait state during slave transmission.
H
H
H
(When 8-Clock Wait Is Selected for Master, 9-Clock Wait Is Selected for Slave) (1/3)
L
L
L
L
L
L
IICA
AD6 AD5 AD4 AD3 AD2 AD1 AD0
1
←
Figure 14-33. Example of Slave to Master Communication
2
address
Receive
Transmit
3
4
CHAPTER 14 SERIAL INTERFACE IICA
5
User’s Manual U19678EJ1V1UD
6
7
R
8
ACK
9
IICA
IICA
D7
←
Note 1
Receive
1
Transmit
←
data
D6
FFH Note 1
2
Note 2
D5
3
D4
4
D3
5
D2
6