SPRUJ59A April 2024 – September 2024 TMS320F28P550SJ , TMS320F28P559SJ-Q1
Communication module changes between the F28003x and F28P55x devices affect the number of modules, removal of the DCAN and HIC modules. Details are available in Table 3-1.
Module | Category | F28003x | F28P55x | Notes |
---|---|---|---|---|
LIN | Number | 2 - LINA, LINB | 1- LINA | Type 1 LIN on both devices |
CAN | Number | 1- CANA | - | |
MCAN | Number | 1 - MCANA(CAN-FD) | 2 - MCANA, MCANB(CAN-FD) | F28003x has 8KB Message RAM F28P55x has 4KB Message RAM |
SCI | Number | 2 - SCIA, SCIB | 3 - SCIA, SCIB, SCIC | Type 0 SCI on both devices |
SPI | Number | 2 - SPIA, SPIB |
2 - SPIA, SPIB |
Type 2 SPI on both devices |
HW | High Speed Mode Support | GPIO2, 3, 9, 21, 32, and 41 do not support High Speed SPI mode. | ||
I2C | Number | 2 -I2CA, I2CB | 2 - I2CA, I2CB | F28003x has Type 1 I2C F28P55x has Type 2 I2C |
Register |
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PMBUS | Number | 1 - PMBUSA | 1 - PMBUSA | F28003x has Type 0 PMBUS F28P55x has Type 1 PMBUS |
HW Change | Supports Fast+ mode - 1MHz clock | |||
Register | - | PMBUS_IO_DRVSEL | Configure increased drive strength to support Fast+ mode(1MHz) | |
- | PMBUS_IO_MODESEL | Configure pin level, either 3.3V or 1.35V support | ||
FSI | Number | 1 - FSIA | 1 - FSIA | Type 2 FSI on both devices |
Register | RX_MASTER_CTRL | RX_MAIN_CTRL | Register name change | |
TX_MASTER_CTRL | TX_MAIN_CTRL | Register name change | ||
HIC | Number | 1 - HICA | - |