UPD78F0500AMC-CAB-AX Renesas Electronics America, UPD78F0500AMC-CAB-AX Datasheet - Page 616

• Manufacturer Part Number: UPD78F0500AMC-CAB-AX
• Description: MCU 8BIT 30SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2r

Specifications of UPD78F0500AMC-CAB-AX

• Core Processor: 78K/0
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

78K0/Kx2
R01UH0008EJ0401 Rev.4.01
Jul 15, 2010
(2) Data
Notes 1. Write data to IIC0, not setting WREL0, in order to cancel a wait state during master transmission.
WREL0
INTIIC0
WREL0
INTIIC0
ACKD0
ACKE0
MSTS0
ACKD0
ACKE0
MSTS0
WTIM0
WTIM0
Processing by slave device
Transfer lines
Processing by master device
STD0
SPD0
TRC0
SDA0
STD0
SPD0
TRC0
SPT0
SCL0
SPT0
STT0
STT0
IIC0
IIC0
2. To cancel slave wait, write “FFH” to IIC0 or set WREL0.
D0
8
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
ACK
Transmit
9
Receive
(When 9-Clock Wait Is Selected for Both Master and Slave) (2/3)
Figure 18-27. Example of Master to Slave Communication
IIC0
IIC0
D7
1
Note 2
data Note 1
D6
2
FFH Note 2
D5
3
D4
4
D3
5
D2
6
D1
7
D0
8
CHAPTER 18 SERIAL INTERFACE IIC0
ACK
9
IIC0
IIC0
D7
data Note 1
Note 2
1
D6
2
FFH Note 2
D5
3
616