FIXME'd

[home-hw.git] / test-sinclair / README

diff --git a/test-sinclair/README b/test-sinclair/README
index a62505be9f46cdff4878f35634ee2b2cc0c7a55e..cc38070209590977c0c1bde8ea03f2582ad98cf4 100644 (file)
--- a/test-sinclair/README
+++ b/test-sinclair/README
@@ -1,19 +1,21 @@
 Assignment of peripherals and pins
 ==================================
 
-I2C1   display
+SPI2   emulated TM1618 LED driver
 USART1 debugging
+TIM3   TM1618 timeout
+TIM4   timing of IR remote control
 
 
                           Blue Pill pinout
                        +--------------------+
                        | VBATT         3.3V |
-BluePill LED           | PC13           GND |  display power
-                       | PC14            5V |  display power (white side of connector)
+BluePill LED           | PC13           GND |
+                       | PC14            5V |
                        | PC15           PB9 |
-                       | PA0            PB8 |  SFH5110 output (white side of connector)
-                       | PA1            PB7 |  SDA1 display (white side of connector)
-                       | PA2            PB6 |  SCL1 display
+                       | PA0            PB8 |
+                       | PA1            PB7 |
+                       | PA2            PB6 |
                        | PA3            PB5 |
                        | PA4            PB4 |
                        | PA5            PB3 |
@@ -22,9 +24,9 @@ BluePill LED          | PC13           GND |  display power
                        | PB0           PA11 |
                        | PB1           PA10 |  RXD1 - debugging console
                        | PB10           PA9 |  TXD1 - debugging console
-                       | PB11           PA8 |
-                       | RESET         PB15 |
-                       | 3.3 V         PB14 |
-                       | GND           PB13 |
-                       | GND           PB12 |
+                       | PB11           PA8 |  IR remote control output (via optocoupler, negated)
+                       | RESET         PB15 |  MOSI2 - LED driver data input (via optocoupler, negated)
+                       | 3.3 V         PB14 |  MISO2 - unused
+                       | GND           PB13 |  SCK2 - LED driver clock (via optocoupler, negated)
+                       | GND           PB12 |  SS2 - unused
                        +--------------------+