Texas Instruments TMS320F2802 - Manual (Page 68)

Mailbox RAM
(512 Bytes)
32-Message Mailbox
of 4 x 32-Bit Words
Memory Management
Unit
CPU Interface,
Receive Control Unit,
Timer Management Unit
eCAN Memory
(512 Bytes)
Registers and
Message Objects Control
Message Controller
32 32
eCAN Protocol Kernel
Receive Buffer
Transmit Buffer
Control Buffer
Status Buffer
Enhanced CAN Controller
32
Controls Address Data eCAN1INT eCAN0INT
32
SN65HVD23x
3.3-V CAN Transceiver
CAN Bus
TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801, TMS320C2802
TMS320C2801, TMS320F28016, TMS320F28015
SPRS230N – OCTOBER 2003 – REVISED MAY 2012 www.ti.com
Figure 4-10. eCAN Block Diagram and Interface Circuit
Table 4-6. 3.3-V eCAN Transceivers
SUPPLY LOW-POWER SLOPE
PART NUMBER VREF OTHER T
A VOLTAGE MODE CONTROL
SN65HVD230 3.3 V Standby Adjustable Yes – –40°C to 85°C
SN65HVD230Q 3.3 V Standby Adjustable Yes – –40°C to 125°C
SN65HVD231 3.3 V Sleep Adjustable Yes – –40°C to 85°C
SN65HVD231Q 3.3 V Sleep Adjustable Yes – –40°C to 125°C
SN65HVD232 3.3 V None None None – –40°C to 85°C
SN65HVD232Q 3.3 V None None None – –40°C to 125°C
SN65HVD233 3.3 V Standby Adjustable None Diagnostic –40°C to 125°C
Loopback
SN65HVD234 3.3 V Standby & Sleep Adjustable None – –40°C to 125°C
SN65HVD235 3.3 V Standby Adjustable None Autobaud –40°C to 125°C
Loopback
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TMS320C2801 TMS320F28016 TMS320F28015