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some more documentation

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This commit is contained in:
Wolfgang Hottgenroth 2020-08-14 20:00:10 +02:00
parent 89d855627d
commit 3fca0d35a1
Signed by: wn
GPG Key ID: B586EAFCDF2F65F4
1 changed files with 10 additions and 5 deletions
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main.c
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@ -22,19 +22,24 @@
* low the COMM_RESULT_BIT is set to low.
*/
#define DEBUG
// ADC Channel 3: P1.3
#define DEBUG_PORT P1OUT
#define DEBUG_PORT_DIR P1DIR
#define DEBUG_IDLE_BIT BIT7
#define DEBUG_ADC_BIT BIT6
#define DEBUG_IDLE_BIT BIT7 // P1.7
#define DEBUG_ADC_BIT BIT6 // P1.6
#define COMM_PORT_OUT P2OUT
#define COMM_PORT_IN P2IN
#define COMM_PORT_DIR P2DIR
#define COMM_SAMPLE_HOLD_BIT BIT3
#define COMM_ENABLE_BIT BIT4
#define COMM_RESULT_BIT BIT2
#define COMM_RESULT_BIT BIT2 // P2.2
#define COMM_SAMPLE_HOLD_BIT BIT3 // P2.3
#define COMM_ENABLE_BIT BIT4 // P2.4
// derived from the calculation in mbus-converter.ods
// assumes a 25Ohm shunt resistor and a 10mA swing