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ST40RA 数据表(PDF) 42 Page - STMicroelectronics

部件名 ST40RA
功能描述  32-bit Embedded SuperH Device
PDF  94 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST40RA 数据表(HTML) 42 Page - STMicroelectronics

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ST40RA
6 Clock generation
6.6.6
CLOCKGENA.STBACKCR and CLOCKGENB.STBACKCR register
Table 19 defines the mapping of modules to bits in the STBREQ and STBACK registers.
CLOCKGENA.STBACKCR
CLOCKGENB.STBACKCR
Current module power status
0x0030
This register indicates the current module power status
[0:7]
ACK[0:7]
Power down status for module [n]
Indicates the current power down status of the
module [n]
Bit [n]: 0 Module [n] operating normally
Bit [n]: 1 Module [n] powered down
Reset state: 0
RO
[8:31]
Reserved
0: No action
1: Undefined
Reset state: Undefined
Bit number
CLOCKGENA
mapping
CLOCKGENB
mapping
0EMI
Reserved
1LMI
Reserved
2
DMAC
Reserved
3
PCI
Reserved
4PIO
Reserved
5
Reserved
Reserved
6
Reserved
PCI bus
7
Reserved
Reserved
Table 19: STBREQ and STBACK mapping for modules



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