AT91SAM9G46B-CU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT91SAM9G46B-CU

SMART ARM-based Embedded MPU

Atmel Corporation 

Table 53-1. SAM9G46 Datasheet Rev. 11028G Revision History (Continued)

Date Changes

Section 32. “Universal Synchronous Asynchronous Receiver Transmitter (USART)”

Table 32-8 “Possible Values for the Fi/Di Ratio”: in top row, “774” corrected to “744”

Table 32-13 “IrDA Baud Rate Error”: in header row, added “bit/s” to Baud Rate and added “µs” to Pulse Time

Section 32.7.8.7 “Slave Node Synchronization”: in list of parameters, instance of “OVER = 0 => 8X” corrected to “OVER =

1 => 8X”

Table 32-17 “Register Mapping”: added reset value 0x0 to US_MR, US_CSR, US_NER

Removed reset value from Section 32.8.12 “USART FI DI RATIO Register” (reset values provided in Table 32-17

“Register Mapping”)

Section 33. “Synchronous Serial Controller (SSC)”

Section 33.7.1.1 “Clock Divider”: at end of section, deleted untitled Table 34-4

Section 35. “High Speed Multimedia Card Interface (HSMCI)”

Updated Section 35.2 “Embedded Characteristics”

Section 35.8.1 “Command - Response Operation”: updated text and Figure 35-7 “Command/Response Functional Flow

Diagram” with “busy indication” and “NOTBUSY” flag

Added Section 35.13 “Write Protection Registers”

Table 35-8 “Register Mapping”: defined offset range 0x100–0x1FC as reserved; offset range for FIFO Memory Aperture

registers updated to 0x200–0x5FC

Section 35.14.2 “HSMCI Mode Register”: added sentence about disabling write protection

Section 35.14.3 “HSMCI Data Timeout Register”: added sentence about disabling write protection; updated field

descriptions

08-Dec-15

Section 35.14.4 “HSMCI SDCard/SDIO Register”: added sentence about disabling write protection; updated field

descriptions

Section 35.14.6 “HSMCI Command Register”: updated field descriptions

Section 35.14.8 “HSMCI Completion Signal Timeout Register”: added sentence about disabling write protection; updated

field descriptions

Section 35.14.16 “HSMCI DMA Configuration Register”: added sentence about disabling write protection; updated

CHKSIZE field description

Section 35.14.18 “HSMCI Write Protect Mode Register”: updated field descriptions

Section 35.14.19 “HSMCI Write Protect Status Register”: updated field descriptions

Section 35.14.20 “HSMCI FIFOx Memory Aperture”: name “HSMCI_FIFO” updated to “HSMCI_FIFOx[x=0..255]”

Section 36. “USB High Speed Host Port (UHPHS)”

Updated Section 36.5.1 “Power Management”

Section 37. “USB High Speed Device Port (UDPHS)”

Deleted three notes below Figure 37-2 “Block Diagram”

Table 37-5 “Register Mapping”: removed UDPHS Name1 Register / UDPHS_IPNAME1, UDPHS Name2 Register /

UDPHS_IPNAME2, and UDPHS Features Register / UDPHS_IPFEATURES; defined offset range 0xE4–0xF8 as

reserved

Deleted three sections “UDPHS Name1 Register”, “UDPHS Name2 Register”, and “UDPHS Features Register”

Section 38. “Image Sensor Interface (ISI)”

Table 38-9 “Register Mapping”: removed reset values from write-only registers; defined offset ranges 0x5C–0xE0 and

0xEC–0xF8 as reserved

Removed reset value from register description sections (reset values provided in Table 38-9 “Register Mapping”)

1262 SAM9G46 Series [DATASHEET]

Atmel-11028G-ATARM-SAM9G46-Datasheet_08-Dec-15

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