HD6417144F50V Renesas Electronics America, HD6417144F50V Datasheet - Page 252

• Manufacturer Part Number: HD6417144F50V
• Description: IC SUPERH MCU ROMLESS 112QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7144r

Specifications of HD6417144F50V

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 112-QFP
• For Use With: HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)EDK7145 - DEV EVALUATION KIT SH7145
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

10. Direct Memory Access Controller (DMAC)
10.5
10.5.1
In this example, on-chip serial communication interface channel 0 (SCI0) received data is
transferred to external memory using the DMAC channel 3.
Table 10.6 indicates the transfer conditions and the setting values of each of the registers.
Table 10.6 Transfer Conditions and Register Set Values for Transfer between On-chip SCI
Rev.4.00 Mar. 27, 2008 Page 206 of 882
REJ09B0108-0400
Transfer Conditions
Transfer source: RDR0 of on-chip SCI0
Transfer destination: external memory
Transfer count: 64 times
Transfer source address: fixed
Transfer destination address: incremented
Transfer request source: SCI0 (RDR0)
Bus mode: cycle steal
Transfer unit: byte
Interrupt request generation at end of transfer
Channel priority ranking: 0 > 1 > 2 > 3
Examples of Use
Example of DMA Transfer between On-Chip SCI and External Memory
and External Memory
Register
SAR_3
DAR_3
DMATCR_3
CHCR_3
DMAOR
Value
H'FFFF81A5
H'00400000
H'00000040
H'00004D05
H'0001