From 3fca0d35a10fc6fd2540f43aa3ef27bd4c33b11f Mon Sep 17 00:00:00 2001 From: Wolfgang Hottgenroth Date: Fri, 14 Aug 2020 20:00:10 +0200 Subject: [PATCH] some more documentation --- main.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/main.c b/main.c index 63bc299..1e1005a 100644 --- a/main.c +++ b/main.c @@ -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