UPD78F0513AGA-GAM-AX Renesas Electronics America, UPD78F0513AGA-GAM-AX Datasheet - Page 918

• Manufacturer Part Number: UPD78F0513AGA-GAM-AX
• Description: MCU 8BIT 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2r

Specifications of UPD78F0513AGA-GAM-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: 41
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

78K0/Kx2
36.2 Peripheral Hardware That Generates Wait
and Table 36-2 lists the RAM accesses that issue a wait request and the number of CPU wait clocks.
Caution When the peripheral hardware clock (f
Remark The clock is the CPU clock (f
R01UH0008EJ0401 Rev.4.01
Jul 15, 2010
Table 36-1 lists the registers that issue a wait request when accessed by the CPU, and the number of CPU wait clocks
Serial interface
UART0
Serial interface
UART6
Serial interface
IIC0
A/D converter
Peripheral
Hardware
access method in which a wait request is issued.
Table 36-1. Registers That Generate Wait and Number of CPU Wait Clocks
ASIS0
ASIS6
IICS0
ADM
ADS
ADPC
ADCR
The above number of clocks is when the same source clock is selected for f
clocks can be calculated by the following expression and under the following conditions.
<Calculating number of wait clocks>
• Number of wait clocks =
<Conditions for maximum/minimum number of wait clocks>
• Maximum number of times: Maximum speed of CPU (f
• Minimum number of times: Minimum speed of CPU (f
* Fraction is truncated if the number of wait clocks ≤ 0.5 and rounded up if the number of wait clocks > 0.5.
f
f
f
f
AD
CPU
PRS
XP
:
:
: CPU clock frequency
: Peripheral hardware clock frequency
Register
A/D conversion clock frequency (f
Main system clock frequency
CPU
).
2 f
f
AD
Read
Read
Read
Write
Write
Write
Read
CPU
+ 1
PRS
) is stopped, do not access the registers listed above using an
Access
PRS
/2 to f
PRS
SUB
/12)
XP
/2), highest speed of A/D conversion clock (f
), lowest speed of A/D conversion clock (f
1 clock (fixed)
1 clock (fixed)
1 clock (fixed)
1 to 5 clocks (when f
1 to 7 clocks (when f
1 to 9 clocks (when f
2 to 13 clocks (when f
2 to 17 clocks (when f
2 to 25 clocks (when f
CHAPTER 36 CAUTIONS FOR WAIT
Number of Wait Clocks
CPU
and f
AD
AD
AD
AD
AD
AD
= f
= f
= f
= f
= f
= f
PRS
PRS
PRS
PRS
PRS
PRS
PRS
. The number of wait
/2 is selected)
/3 is selected)
/4 is selected)
/6 is selected)
/8 is selected)
/12 is selected)
PRS
PRS
/12)
/2)
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