UPD78F1174AGF-GAT-AX Renesas Electronics America, UPD78F1174AGF-GAT-AX Datasheet - Page 568
UPD78F1174AGF-GAT-AX
Manufacturer Part Number
UPD78F1174AGF-GAT-AX
Description
MCU 16BIT 78K0R/KX3 128-LQFP
Manufacturer
Renesas Electronics America
Series
78K0R/Kx3r
Datasheet
1.UPD78F1174AGF-GAT-AX.pdf
(968 pages)
Specifications of UPD78F1174AGF-GAT-AX
Core Processor
78K/0R
Core Size
16-Bit
Speed
20MHz
Connectivity
3-Wire SIO, EBI/EMI, I²C, LIN, UART/USART
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
111
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 16x10b; 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
-
Available stocks
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Company:
Part Number:
UPD78F1174AGF-GAT-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(3) IIC status register 0 (IICS0)
Address: FFF56H
Symbol
This register indicates the status of I
IICS0 is read by a 1-bit or 8-bit memory manipulation instruction only when STT0 = 1 and during the wait
period.
Reset signal generation clears this register to 00H.
IICS0
Note This register is also cleared when a 1-bit memory manipulation instruction is executed for bits
Remark
Condition for clearing (MSTS0 = 0)
• When a stop condition is detected
• When ALD0 = 1 (arbitration loss)
• Cleared by LREL0 = 1 (exit from communications)
• When IICE0 changes from 1 to 0 (operation stop)
• Reset
Condition for clearing (ALD0 = 0)
• Automatically cleared after IICS0 is read
• When IICE0 changes from 1 to 0 (operation stop)
• Reset
Condition for clearing (EXC0 = 0)
• When a start condition is detected
• When a stop condition is detected
• Cleared by LREL0 = 1 (exit from communications)
• When IICE0 changes from 1 to 0 (operation stop)
• Reset
MSTS0
MSTS0
EXC0
ALD0
<7>
0
1
0
1
0
1
other than IICS0. Therefore, when using the ALD0 bit, read the data of this bit before the data
of the other bits.
LREL0:
IICE0:
After reset: 00H
Slave device status or communication standby status
Master device communication status
This status means either that there was no arbitration or that the arbitration result was a “win”.
This status indicates the arbitration result was a “loss”. MSTS0 is cleared.
Extension code was not received.
Extension code was received.
Figure 14-7. Format of IIC Status Register 0 (IICS0) (1/3)
ALD0
<6>
Bit 6 of IIC control register 0 (IICC0)
Bit 7 of IIC control register 0 (IICC0)
CHAPTER 14 SERIAL INTERFACE IIC0
EXC0
<5>
2
C.
User’s Manual U18432EJ5V0UD
R
COI0
<4>
Note
Detection of extension code reception
Detection of arbitration loss
TRC0
Master device status
<3>
Condition for setting (MSTS0 = 1)
• When a start condition is generated
Condition for setting (ALD0 = 1)
• When the arbitration result is a “loss”.
Condition for setting (EXC0 = 1)
• When the higher four bits of the received address
data is either “0000” or “1111” (set at the rising edge
of the eighth clock).
ACKD0
<2>
STD0
<1>
SPD0
<0>
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