8.6.1 CONFIG1
| Name: | CONFIG1 |
| Offset: | 0x8007 |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| VDDAR | CLKOUTEN | ||||||||
| Access | R/W | R/W | |||||||
| Reset | 1 | 1 |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| RSTOSC[2:0] | FEXTOSC[1:0] | ||||||||
| Access | R/W | R/W | R/W | R/W | R/W | ||||
| Reset | 1 | 1 | 1 | 1 | 1 | ||||
Bit 12 – VDDAR VDD Analog Range Calibration Selection
| Value | Description |
|---|---|
| 1 | Internal analog systems are calibrated for operation between VDD = 2.3V-5.5V |
| 0 | Internal analog systems are calibrated for operation between VDD = 1.8V-3.6V |
Bit 8 – CLKOUTEN Clock Out Enable
| Value | Description |
|---|---|
| 1 | CLKOUT function is disabled; I/O function on CLKOUT pin |
| 0 | CLKOUT function is enabled; FOSC/4 clock appears on CLKOUT pin |
Bits 6:4 – RSTOSC[2:0] Power-up Default Value for the COSC bits
| Value | Description |
|---|---|
| 111 | EXTOSC operating per the FEXTOSC bits |
| 110 | HFINTOSC = 1 MHz (FRQ = 1 MHz) |
| 101 | LFINTOSC |
| 100 | SOSC |
| 011 | Reserved |
| 010 | Reserved |
| 001 | Reserved |
| 000 | HFINTOSC = 32 MHz (FRQ = 32 MHz) |
Bits 1:0 – FEXTOSC[1:0] External Oscillator Mode Selection
| Value | Description |
|---|---|
| 11 | ECH (16 MHz and higher) |
| 10 | Reserved |
| 01 | ECL (below 16 MHz) |
| 00 | Oscillator not enabled |