參數(shù)資料
型號: XA-C3
廠商: NXP Semiconductors N.V.
英文描述: XA 16-bit microcontroller family 32K/1024 OTP CAN transport layer controller 1 UART, 1 SPI Port, CAN 2.0B, 32 CAN ID Filters, transport layer co-proce
中文描述: 的XA 16位微控制器系列32K/1024檢察官可以傳輸層控制器1的UART,1個SPI端口,CAN 2.0B總線,32可以讀取器,傳輸層合作proce
文件頁數(shù): 63/68頁
文件大?。?/td> 368K
代理商: XA-C3
Philips Semiconductors
Preliminary specification
XA-C3
XA 16-bit microcontroller family
32K/1024 OTP CAN transport layer controller
1 UART, 1 SPI Port, CAN 2.0B, 32 CAN ID filters, transport layer co-processor
2000 Jan 25
56
XRAMB[7:1] 0
MBXSR[7:0]
00h
XRAM
512 Bytes
Segment
Memory Space
xy in Data
MnBLR
MBXSR[7:0]
a23
a16
a15
a0
a7
a8
Object n
Buffer size
Object n Message Buffer
a23
a16
a15
a0
xyFFFFh
xy0000h
SU01342
Figure 45. Formation of the XRAM base address, with object n message buffer mapped to off–chip data memory.
XRAMB[7:1] 0
MBXSR[7:0]
00h
XRAM
XRAM
512 Bytes
Segment
Memory Space
xy in Data
a23
a16
a15
a0
a7
a8
MnBLR
MBXSR[7:0]
Object n
Buffer size
Object n Message Buffer
a23
a16
a15
a0
xyFFFFh
xy0000h
SU01343
Figure 46. Object n Message Buffer mapped into the on–chip XRAM.
MBXSR (Message Buffer and XRAM Segment Register)
Address: MMR Base + 291h
Access: Read, write.
Reset value: FFh
MBXSR
7
6
5
4
3
2
1
0
a23 – a16 of XRAM (and all message buffers) Base Address
XRAMB (XRAM Base Address)
Address: MMR Base + 290h
Access: Read, write
Reset value: FEh
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