docs: hardware updates

docs/hardware.md

@@ -22,14 +22,12 @@ TODO
 * 1 x [STM32F407G-DISC1](http://www.st.com/en/evaluation-tools/stm32f4discovery.html)
 * 1 x USB Cable Type A Plug/Male to Type Mini-B Plug/Male
 * 1 x USB Cable Type A Plug/Male to Type Micro-B Plug/Male
-* 1 x Display
-* 1 x Capacitive Touch Panel / Sensor
-* 1 x microSD Socket
-* TODO
-
-### Component Notes
+* 1 x [ER-TFTM028-4 Display + Capacitive Touch Panel Module](http://www.ebay.com/itm/302049581340) (Note: specify 40-Pin Header, 8080 8-bit Parallel, VDD=3.3V, Capacitive Touch Panel)
+* 1 x [microSD Board](https://www.waveshare.com/product/modules/storage/sd-tf-storage/micro-sd-storage-board.htm)
+* 27 x Female to female jumper wires with 0.1" header contacts
 
 #### Display
+
 * Resolution: 240px x 240px -OR- 240px x 320px
 * Driver IC: ST7789V or ILI9341V (on-chip display data RAM of 240x320x18 bits)
 * 18-bit (262,144) RGB color graphic type TFT-LCD
@@ -41,7 +39,7 @@ TODO
 |-----------|-------|-----|
 |LCD_RST|PC14||
 |LCD_FMARK|PD12|tearing effect input|
-|LCD_PWM|PB13|backlight control (brightness)|
+|LCD_PWM|PA7|backlight control (brightness)|
 |LCD_CS|PD7||
 |LCD_RS|PD11|register select aka command/data|
 |LCD_RD|PD4||
@@ -56,6 +54,7 @@ TODO
 |LCD_D7|PE10||
 
 #### Capacitive Touch Panel / Sensor
+
 * Bus/Interface: I2C
 * Driver IC: FT6206 [TODO: does this matter?]
 * single touch
@@ -66,9 +65,9 @@ TODO
 |-----------|-------|
 |I2C1_SCL|PB6|
 |I2C1_SDA|PB7|
-|CTP_IRQ|[TODO: missing?]|
 
 #### microSD Socket
+
 * Bus/Interface: 4-bit
 
 ##### Pinout
@@ -85,6 +84,13 @@ TODO
 
 #### USB Socket
 
+|Description|MCU Pin|
+|-----------|-------|
+|OTG_FS_VBUS|PA9|
+|OTG_FS_ID|PA10|
+|OTG_FS_DM|PA11|
+|OTG_FS_DP|PA12|
+
 ##### Pinout
 
 |Description|MCU Pin|
@@ -95,8 +101,17 @@ TODO
 |OTG_FS_DP|PA12|
 
 #### Dev Board
-* [Schematic](http://www.waveshare.com/w/upload/0/05/CorexxxR-Schematic.pdf)
+
 * [STM32F407VGT6](http://www.st.com/content/st_com/en/products/microcontrollers/stm32-32-bit-arm-cortex-mcus/stm32-high-performance-mcus/stm32f4-series/stm32f407-417/stm32f407vg.html)
 * HSE / High-Speed External Crystal: 8 MHz
 * Integrated STMicroelectronics ST-LINK/V2.1 debugger
 
+Minimum MCU requirements:
+* STM32F4 family [STM32F405VGT6](http://www.st.com/content/st_com/en/products/microcontrollers/stm32-32-bit-arm-cortex-mcus/stm32-high-performance-mcus/stm32f4-series/stm32f405-415/stm32f405vg.html)
+* 168 MHz, 8 MHz HSE
+* 1024 KB Flash memory
+* 128 KB SRAM
+* 64 KB CCMRAM
+* FSMC controller
+* TRNG
+