JAJS280O October 2003 – March 2019 TMS320F2801 , TMS320F28015 , TMS320F28016 , TMS320F2802 , TMS320F2806 , TMS320F2808 , TMS320F2809
PRODUCTION DATA.
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The 280x device contains up to four enhanced capture (eCAP) modules. Figure 6-5 shows a functional block diagram of a module. See the TMS320x280x, 2801x, 2804x Enhanced Capture (eCAP) module reference guide for more details.
The eCAP modules are clocked at the SYSCLKOUT rate.
The clock enable bits (ECAP1/2/3/4ENCLK) in the PCLKCR1 register are used to turn off the eCAP modules individually (for low power operation). Upon reset, ECAP1ENCLK, ECAP2ENCLK, ECAP3ENCLK, and ECAP4ENCLK are set to low, indicating that the peripheral clock is off.
NAME | eCAP1 | eCAP2 | eCAP3 | eCAP4 | SIZE (x16) | DESCRIPTION |
---|---|---|---|---|---|---|
TSCTR | 0x6A00 | 0x6A20 | 0x6A40 | 0x6A60 | 2 | Time-Stamp Counter |
CTRPHS | 0x6A02 | 0x6A22 | 0x6A42 | 0x6A62 | 2 | Counter Phase Offset Value Register |
CAP1 | 0x6A04 | 0x6A24 | 0x6A44 | 0x6A64 | 2 | Capture 1 Register |
CAP2 | 0x6A06 | 0x6A26 | 0x6A46 | 0x6A66 | 2 | Capture 2 Register |
CAP3 | 0x6A08 | 0x6A28 | 0x6A48 | 0x6A68 | 2 | Capture 3 Register |
CAP4 | 0x6A0A | 0x6A2A | 0x6A4A | 0x6A6A | 2 | Capture 4 Register |
Reserved | 0x6A0C – 0x6A12 | 0x6A2C – 0x6A32 | 0x6A4C – 0x6A52 | 0x6A6C – 0x6A72 | 8 | Reserved |
ECCTL1 | 0x6A14 | 0x6A34 | 0x6A54 | 0x6A74 | 1 | Capture Control Register 1 |
ECCTL2 | 0x6A15 | 0x6A35 | 0x6A55 | 0x6A75 | 1 | Capture Control Register 2 |
ECEINT | 0x6A16 | 0x6A36 | 0x6A56 | 0x6A76 | 1 | Capture Interrupt Enable Register |
ECFLG | 0x6A17 | 0x6A37 | 0x6A57 | 0x6A77 | 1 | Capture Interrupt Flag Register |
ECCLR | 0x6A18 | 0x6A38 | 0x6A58 | 0x6A78 | 1 | Capture Interrupt Clear Register |
ECFRC | 0x6A19 | 0x6A39 | 0x6A59 | 0x6A79 | 1 | Capture Interrupt Force Register |
Reserved | 0x6A1A – 0x6A1F | 0x6A3A – 0x6A3F | 0x6A5A – 0x6A5F | 0x6A7A – 0x6A7F | 6 | Reserved |