Datasheet

185
32133D–11/2011
UC3D
14.6 User Interface
Note: 1. The reset values are device specific. Please refer to the Module Configuration section at the end of this chapter.
2. The number of Alarm and Periodic Interval registers are device specific. Please refer to the Module Configuration section at
the end of this chapter.
Table 14-1. AST Register Memory Map
Offset Register Register Name Access Reset
0x00 Control Register CR Read/Write 0x00000000
0x04 Counter Value CV Read/Write 0x00000000
0x08 Status Register SR Read-only 0x00000000
0x0C Status Clear Register SCR Write-only 0x00000000
0x10 Interrupt Enable Register IER Write-only 0x00000000
0x14 Interrupt Disable Register IDR Write-only 0x00000000
0x18 Interrupt Mask Register IMR Read-only 0x00000000
0x1C Wake Enable Register WER Read/write 0x00000000
0x20 Alarm Register 0
(2)
AR0 Read/Write 0x00000000
0x24 Alarm Register 1
(2)
AR1 Read/Write 0x00000000
0x30 Periodic Interval Register 0
(2)
PIR0 Read/Write 0x00000000
0x34 Periodic Interval Register 1
(2)
PIR1 Read/Write 0x00000000
0x40 Clock Control Register CLOCK Read/Write 0x00000000
0x54 Calendar Value CALV Read/Write 0x00000000
0xF0 Parameter Register PARAMETER Read-only -
(1)
0xFC Version Register VERSION Read-only -
(1)