UPD78F1506GF-GAT-AX Renesas Electronics America, UPD78F1506GF-GAT-AX Datasheet - Page 652

• Manufacturer Part Number: UPD78F1506GF-GAT-AX
• Description: MCU 16BIT 78K0R/LX3 128-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Lx3r

Specifications of UPD78F1506GF-GAT-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LCD, LVD, POR, PWM, WDT
• Number Of I /o: 78
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

78K0R/Lx3
R01UH0004EJ0401 Rev.4.01
Jul 2, 2010
(1) Start condition ~ address ~ data
Notes 1. Write data to IICA, not setting the WREL bit, in order to cancel a wait state during master transmission.
(communication status)
(communication status)
(wait cancellation)
(8 or 9 clock wait)
(wait cancellation)
(transmit/receive)
(8 or 9 clock wait)
(transmit/receive)
(ACK detection)
(ACK detection)
(ST detection)
(SP detection)
(ACK control)
(ACK control)
Master side
(ST trigger)
(SP trigger)
SCL0 (bus)
SDA0 (bus)
(clock line)
(data line)
Slave side
(interrupt)
(interrupt)
WREL
INTIICA
Bus line
INTIICA
2. Make sure that the time between the fall of the SDA0 pin signal and the fall of the SCL0 pin signal is at
3. To cancel slave wait, write “FFH” to IICA or set the WREL bit.
MSTS
MSTS
WTIM
WREL
ACKD
ACKE
ACKD
ACKE
WTIM
TRC
SPD
TRC
IICA
STT
SPT
IICA
STD
(When 9-Clock Wait Is Selected for Master, 9-Clock Wait Is Selected for Slave) (1/4)
least 4.0
: Wait state by slave device
: Wait state by master and slave devices
μ
<1>
H
H
L
L
H
H
L
L
s when specifying standard mode and at least 0.6
Figure 15-32. Example of Master to Slave Communication
Note 2
<2>
AD6
Start condition
AD5
AD4
Slave address
AD3
AD2
CHAPTER 15 SERIAL INTERFACE IICA
AD1
μ
s when specifying fast mode.
AD0
W
<3>
ACK
<5>
<4>
Note 1
<6>
D
1
7
Note 3
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