UPD70F3771GF-GAT-AX Renesas Electronics America, UPD70F3771GF-GAT-AX Datasheet - Page 985

• Manufacturer Part Number: UPD70F3771GF-GAT-AX
• Description: MCU 32BIT V850ES/JX3-H 128-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Hr

Specifications of UPD70F3771GF-GAT-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 48MHz
• Connectivity: CAN, CSI, EBI/EMI, I²C, UART/USART, USB
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 3.6 V
• Data Converters: A/D 12x10b; 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: -

V850ES/JG3-H, V850ES/JH3-H
without the RHL being read by the host processor, a complete sequence of receptions can not be recovered.
R01UH0042EJ0400 Rev.4.00
Sep 30, 2010
As long as the RHL contains 23 or less entries the sequence of occurrence is maintained. If more receptions occur
Last in-
message
pointer
(LIPT)
Last in-
message
pointer
(LIPT)
ROVF bit = 1
LIPT is blocked
ROVF bit = 1 denotes that LIPT equals RGPT − 1 while message buffer number stored to element indicated by LIPT − 1.
23
22
23
22
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Receive history list (RHL)
Receive history list (RHL)
Message buffer 11
Message buffer 10
Message buffer 7
Message buffer 2
Message buffer 9
Message buffer 6
Message buffer 1
Message buffer 9
Message buffer 5
Message buffer 8
Message buffer 4
Message buffer 3
Message buffer 6
:
:
:
:
:
:
Receive
history list
get pointer
(RGPT)
Receive
history list
get pointer
(RGPT)
Figure 20-30. Receive History List
Event:
- Message buffer 6, 9, 2, and 7
- Newly received messages
Event:
- Reception in message buffer 13,
- Overflow situation occurs.
are read by host processor.
are stored in message buffer
3, 4, and 8.
14, and 15 occurs.
Event:
- 20 other messages are received.
- Upon reception in message buffer 6, RHL is full.
- ROVF bit is set to 1.
Message buffer 6 carries last received message.
Last in-
message
pointer
(LIPT)
Last in-
message
pointer
(LIPT)
ROVF bit = 1
LIPT is blocked
CHAPTER 20 CAN CONTROLLER
23
22
7
6
5
4
3
2
1
0
23
22
Receive history list (RHL)
7
6
5
4
3
2
1
0
Receive history list (RHL)
Message buffer 15
Message buffer 11
Message buffer 10
Message buffer 1
Message buffer 9
Message buffer 5
Message buffer 8
Message buffer 4
Message buffer 3
Message buffer 8
Message buffer 4
Message buffer 3
:
:
:
:
:
:
Page 985 of 1509
Receive
history list
get pointer
(RGPT)
Receive
history list
get pointer
(RGPT)