DF2117VT20V Renesas Electronics America, DF2117VT20V Datasheet - Page 508
DF2117VT20V
Manufacturer Part Number
DF2117VT20V
Description
MCU 16BIT FLASH 3V 160K 144-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2117VT20HV.pdf
(1040 pages)
Specifications of DF2117VT20V
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
FIFO, I²C, LPC, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
112
Program Memory Size
160KB (160K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-TQFP, 144-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Price
Company:
Part Number:
DF2117VT20V
Manufacturer:
Renesas
Quantity:
100
Company:
Part Number:
DF2117VT20V
Manufacturer:
Renesas Electronics America
Quantity:
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15.9.7
When SCK pins are switched to port pins after transmission has completed, pins are enabled for
port output after outputting a low pulse of half a cycle as shown in figure 15.40.
To prevent the low pulse output that is generated when switching the SCK pins to the port pins,
specify the SCK pins for input (pull up the SCK/port pins externally), and follow the procedure
below with DDR = 1, DR = 1, C/A = 1, CKE1 = 0, CKE0 = 0, and TE = 1.
1. End serial data transmission
2. TE bit = 0
3. CKE1 bit = 1
4. C/A bit = 0 (switch to port output)
5. CKE1 bit = 0
Rev. 2.00 Sep. 28, 2009 Page 466 of 994
REJ09B0452-0200
Figure 15.38 Prevention of Low Pulse Output at Switching from SCK Pins to Port Pins
Notes on Switching from SCK Pins to Port Pins
SCK/Port
Data
TE
C/A
CKE1
CKE0
SCK/Port
Data
TE
C/A
CKE1
CKE0
Figure 15.37 Switching from SCK Pins to Port Pins
Bit 6
Bit 6
Bit 7
Bit 7
1. Transmission end
1. Transmission end
2. TE = 0
2. TE = 0
3. CKE1 = 1
3. C/A = 0
4. Low pulse output
Low pulse of half a cycle
4. C/A = 0
High output
5. CKE1 = 0
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