HD64F2239TF20I Renesas Electronics America, HD64F2239TF20I Datasheet - Page 258

• Manufacturer Part Number: HD64F2239TF20I
• Description: MCU 3V 384K I-TEMP 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of HD64F2239TF20I

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 7 Bus Controller
Table 7.4 shows pin states in an idle cycle.
Table 7.4
Rev. 6.00 Mar. 18, 2010 Page 196 of 982
REJ09B0054-0600
Pins
A23 to A0
D15 to D0
CSn
AS
RD
HWR
LWR
Address bus
CS (area A)
CS (area B)
RD
φ
Pin States in Idle Cycle
Figure 7.23 Relationship between Chip Select (CS) and Read (RD)
Possibility of overlap between
CS (area B) and RD
T
(a) Idle cycle not inserted
1
Bus cycle A
(ICIS1 = 0)
T
2
T
3
Bus cycle B
T
1
T
2
Pin State
Contents of next bus cycle
High impedance
High
High
High
High
High
Address bus
CS (area A)
CS (area B)
RD
φ
T
1
Bus cycle A
(b) Idle cycle inserted
(Initial value ICIS1 = 1)
T
2
T
3
T
Bus cycle B
I
T
1
T
2